diff --git a/dist/ethereum.js b/dist/ethereum.js
index c6693c9..86ff99b 100644
--- a/dist/ethereum.js
+++ b/dist/ethereum.js
@@ -1976,7 +1976,12 @@ var fromDecimal = function (value) {
  * @return {String}
  */
 var toHex = function (value) {
-    return '0x' + toBigNumber(value).toString(16);
+    var number = toBigNumber(value);
+    var result = number.toString(16);
+    if (number.lessThan(0)) {
+        return '-0x' + result.substr(1);  
+    }
+    return '0x' + result; 
 };
 
 /**
diff --git a/dist/ethereum.js.map b/dist/ethereum.js.map
index 7f34741..ce36676 100644
--- a/dist/ethereum.js.map
+++ b/dist/ethereum.js.map
@@ -24,7 +24,7 @@
     "index.js"
   ],
   "names": [],
-  "mappings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nPA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACnCA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;AC3GA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;AC1IA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACrJA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACx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jEA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACzCA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACjCA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACj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nTA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACjDA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACnRA;AACA;AACA;AACA;AACA;AACA;AACA;AACA",
+  "mappings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nPA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACnCA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;AC3GA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;AC1IA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACrJA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACxUA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;AC9DA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACjEA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACzCA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACjCA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACj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xTA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACjDA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACnRA;AACA;AACA;AACA;AACA;AACA;AACA;AACA",
   "file": "generated.js",
   "sourceRoot": "",
   "sourcesContent": [
@@ -45,7 +45,7 @@
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file shh.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\nvar formatters = require('./formatters');\n\n/// @returns an array of objects describing web3.shh api methods\nvar methods = function () {\n    return [\n    { name: 'post', call: 'shh_post', inputFormatter: formatters.inputPostFormatter },\n    { name: 'newIdentity', call: 'shh_newIdentity' },\n    { name: 'hasIdentity', call: 'shh_hasIdentity' },\n    { name: 'newGroup', call: 'shh_newGroup' },\n    { name: 'addToGroup', call: 'shh_addToGroup' },\n\n    // deprecated\n    { name: 'haveIdentity', call: 'shh_haveIdentity', newMethod: 'shh.hasIdentity' },\n    ];\n};\n\nmodule.exports = {\n    methods: methods\n};\n\n",
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file signature.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\nvar web3 = require('./web3'); \nvar c = require('./config');\n\n/// @param function name for which we want to get signature\n/// @returns signature of function with given name\nvar functionSignatureFromAscii = function (name) {\n    return web3.sha3(web3.fromAscii(name)).slice(0, 2 + c.ETH_SIGNATURE_LENGTH * 2);\n};\n\n/// @param event name for which we want to get signature\n/// @returns signature of event with given name\nvar eventSignatureFromAscii = function (name) {\n    return web3.sha3(web3.fromAscii(name));\n};\n\nmodule.exports = {\n    functionSignatureFromAscii: functionSignatureFromAscii,\n    eventSignatureFromAscii: eventSignatureFromAscii\n};\n\n",
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file types.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\nvar f = require('./formatters');\n\n/// @param expected type prefix (string)\n/// @returns function which checks if type has matching prefix. if yes, returns true, otherwise false\nvar prefixedType = function (prefix) {\n    return function (type) {\n        return type.indexOf(prefix) === 0;\n    };\n};\n\n/// @param expected type name (string)\n/// @returns function which checks if type is matching expected one. if yes, returns true, otherwise false\nvar namedType = function (name) {\n    return function (type) {\n        return name === type;\n    };\n};\n\n/// Setups input formatters for solidity types\n/// @returns an array of input formatters \nvar inputTypes = function () {\n    \n    return [\n        { type: prefixedType('uint'), format: f.formatInputInt },\n        { type: prefixedType('int'), format: f.formatInputInt },\n        { type: prefixedType('hash'), format: f.formatInputInt },\n        { type: prefixedType('string'), format: f.formatInputString }, \n        { type: prefixedType('real'), format: f.formatInputReal },\n        { type: prefixedType('ureal'), format: f.formatInputReal },\n        { type: namedType('address'), format: f.formatInputInt },\n        { type: namedType('bool'), format: f.formatInputBool }\n    ];\n};\n\n/// Setups output formaters for solidity types\n/// @returns an array of output formatters\nvar outputTypes = function () {\n\n    return [\n        { type: prefixedType('uint'), format: f.formatOutputUInt },\n        { type: prefixedType('int'), format: f.formatOutputInt },\n        { type: prefixedType('hash'), format: f.formatOutputHash },\n        { type: prefixedType('string'), format: f.formatOutputString },\n        { type: prefixedType('real'), format: f.formatOutputReal },\n        { type: prefixedType('ureal'), format: f.formatOutputUReal },\n        { type: namedType('address'), format: f.formatOutputAddress },\n        { type: namedType('bool'), format: f.formatOutputBool }\n    ];\n};\n\nmodule.exports = {\n    prefixedType: prefixedType,\n    namedType: namedType,\n    inputTypes: inputTypes,\n    outputTypes: outputTypes\n};\n\n",
-    "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file utils.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\nif (\"build\" !== 'build') {/*\n    var BigNumber = require('bignumber.js'); // jshint ignore:line\n*/}\n\nvar unitMap = {\n    'wei':      '1',\n    'kwei':     '1000',\n    'ada':      '1000',\n    'mwei':     '1000000',\n    'babbage':  '1000000',\n    'gwei':     '1000000000',\n    'shannon':  '1000000000',\n    'szabo':    '1000000000000',\n    'finney':   '1000000000000000',\n    'ether':    '1000000000000000000',\n    'kether':   '1000000000000000000000',\n    'grand':    '1000000000000000000000',\n    'einstein': '1000000000000000000000',\n    'mether':   '1000000000000000000000000',\n    'gether':   '1000000000000000000000000000',\n    'tether':   '1000000000000000000000000000000'\n};\n\n\n/// Finds first index of array element matching pattern\n/// @param array\n/// @param callback pattern\n/// @returns index of element\nvar findIndex = function (array, callback) {\n    var end = false;\n    var i = 0;\n    for (; i < array.length && !end; i++) {\n        end = callback(array[i]);\n    }\n    return end ? i - 1 : -1;\n};\n\n/// @returns ascii string representation of hex value prefixed with 0x\nvar toAscii = function(hex) {\n// Find termination\n    var str = \"\";\n    var i = 0, l = hex.length;\n    if (hex.substring(0, 2) === '0x') {\n        i = 2;\n    }\n    for (; i < l; i+=2) {\n        var code = parseInt(hex.substr(i, 2), 16);\n        if (code === 0) {\n            break;\n        }\n\n        str += String.fromCharCode(code);\n    }\n\n    return str;\n};\n    \nvar toHexNative = function(str) {\n    var hex = \"\";\n    for(var i = 0; i < str.length; i++) {\n        var n = str.charCodeAt(i).toString(16);\n        hex += n.length < 2 ? '0' + n : n;\n    }\n\n    return hex;\n};\n\n/// @returns hex representation (prefixed by 0x) of ascii string\nvar fromAscii = function(str, pad) {\n    pad = pad === undefined ? 0 : pad;\n    var hex = toHexNative(str);\n    while (hex.length < pad*2)\n        hex += \"00\";\n    return \"0x\" + hex;\n};\n\n/// @returns display name for function/event eg. multiply(uint256) -> multiply\nvar extractDisplayName = function (name) {\n    var length = name.indexOf('('); \n    return length !== -1 ? name.substr(0, length) : name;\n};\n\n/// @returns overloaded part of function/event name\nvar extractTypeName = function (name) {\n    /// TODO: make it invulnerable\n    var length = name.indexOf('(');\n    return length !== -1 ? name.substr(length + 1, name.length - 1 - (length + 1)).replace(' ', '') : \"\";\n};\n\n/// Filters all function from input abi\n/// @returns abi array with filtered objects of type 'function'\nvar filterFunctions = function (json) {\n    return json.filter(function (current) {\n        return current.type === 'function'; \n    }); \n};\n\n/// Filters all events form input abi\n/// @returns abi array with filtered objects of type 'event'\nvar filterEvents = function (json) {\n    return json.filter(function (current) {\n        return current.type === 'event';\n    });\n};\n\n/**\n * Converts value to it's decimal representation in string\n *\n * @method toDecimal\n * @param {String|Number|BigNumber}\n * @return {String}\n */\nvar toDecimal = function (value) {\n    return toBigNumber(value).toString(10);\n};\n\n/**\n * Converts value to it's hex representation\n *\n * @method fromDecimal\n * @param {String|Number|BigNumber}\n * @return {String}\n */\nvar fromDecimal = function (value) {\n    return toHex(value);\n};\n\n/**\n * Converts value to it's hex representation\n *\n * @method toHex\n * @param {String|Number|BigNumber}\n * @return {String}\n */\nvar toHex = function (value) {\n    return '0x' + toBigNumber(value).toString(16);\n};\n\n/**\n * Returns value of unit in Wei\n *\n * @method getValueOfUnit\n * @param {String} unit the unit to convert to, default ether\n * @returns {BigNumber} value of the unit (in Wei)\n * @throws error if the unit is not correct:w\n */\nvar getValueOfUnit = function (unit) {\n    unit = unit ? unit.toLowerCase() : 'ether';\n    var unitValue = unitMap[unit];\n    if (unitValue === undefined) {\n        throw new Error('This unit doesn\\'t exists, please use the one of the following units' + JSON.stringify(unitMap, null, 2));\n    }\n    return new BigNumber(unitValue, 10);\n};\n\n/**\n * Takes a number of wei and converts it to any other ether unit.\n *\n * Possible units are:\n * - kwei/ada\n * - mwei/babbage\n * - gwei/shannon\n * - szabo\n * - finney\n * - ether\n * - kether/grand/einstein\n * - mether\n * - gether\n * - tether\n *\n * @method fromWei\n * @param {Number|String} number can be a number, number string or a HEX of a decimal\n * @param {String} unit the unit to convert to, default ether\n * @return {String|Object} When given a BigNumber object it returns one as well, otherwise a number\n*/\nvar fromWei = function(number, unit) {\n    return toBigNumber(number).dividedBy(getValueOfUnit(unit)).toString(10);\n};\n\n/**\n * Takes a number of a unit and converts it to wei.\n *\n * Possible units are:\n * - kwei/ada\n * - mwei/babbage\n * - gwei/shannon\n * - szabo\n * - finney\n * - ether\n * - kether/grand/einstein\n * - mether\n * - gether\n * - tether\n *\n * @method toWei\n * @param {Number|String|BigNumber} number can be a number, number string or a HEX of a decimal\n * @param {String} unit the unit to convert from, default ether\n * @return {String|Object} When given a BigNumber object it returns one as well, otherwise a number\n*/\nvar toWei = function(number, unit) {\n    return toBigNumber(number).times(getValueOfUnit(unit)).toString(10);\n};\n\n/**\n * Takes an input and transforms it into an bignumber\n *\n * @method toBigNumber\n * @param {Number|String|BigNumber} a number, string, HEX string or BigNumber\n * @return {Object} BigNumber\n*/\nvar toBigNumber = function(number) {\n    number = number || 0;\n    if (isBigNumber(number))\n        return number;\n\n    // TODO: check if we need to check for hex here\n    return new BigNumber(number.toString(10), 10);\n};\n\n/**\n * Checks if the given string has proper length\n *\n * @method isAddress\n * @param {String} address the given HEX adress\n * @return {Boolean}\n*/\nvar isAddress = function(address) {\n    return ((address.indexOf('0x') === 0 && address.length === 42) ||\n            (address.indexOf('0x') === -1 && address.length === 40));\n};\n\n/**\n * Returns true if object is BigNumber, otherwise false\n *\n * @method isBigNumber\n * @param {Object}\n * @return {Boolean} \n */\nvar isBigNumber = function (object) {\n    return object instanceof BigNumber ||\n        (object && object.constructor && object.constructor.name === 'BigNumber');\n};\n\n/**\n * Returns true if object is string, otherwise false\n * \n * @method isString\n * @param {Object}\n * @return {Boolean}\n */\nvar isString = function (object) {\n    return typeof object === 'string';\n};\n\n/**\n * Returns true if object is function, otherwise false\n *\n * @method isFunction\n * @param {Object}\n * @return {Boolean}\n */\nvar isFunction = function (object) {\n    return typeof object === 'function';\n};\n\nmodule.exports = {\n    findIndex: findIndex,\n    toHex: toHex,\n    toDecimal: toDecimal,\n    fromDecimal: fromDecimal,\n    toAscii: toAscii,\n    fromAscii: fromAscii,\n    extractDisplayName: extractDisplayName,\n    extractTypeName: extractTypeName,\n    filterFunctions: filterFunctions,\n    filterEvents: filterEvents,\n    toWei: toWei,\n    fromWei: fromWei,\n    toBigNumber: toBigNumber,\n    isBigNumber: isBigNumber,\n    isAddress: isAddress,\n    isFunction: isFunction,\n    isString: isString\n};\n\n",
+    "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file utils.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\nif (\"build\" !== 'build') {/*\n    var BigNumber = require('bignumber.js'); // jshint ignore:line\n*/}\n\nvar unitMap = {\n    'wei':      '1',\n    'kwei':     '1000',\n    'ada':      '1000',\n    'mwei':     '1000000',\n    'babbage':  '1000000',\n    'gwei':     '1000000000',\n    'shannon':  '1000000000',\n    'szabo':    '1000000000000',\n    'finney':   '1000000000000000',\n    'ether':    '1000000000000000000',\n    'kether':   '1000000000000000000000',\n    'grand':    '1000000000000000000000',\n    'einstein': '1000000000000000000000',\n    'mether':   '1000000000000000000000000',\n    'gether':   '1000000000000000000000000000',\n    'tether':   '1000000000000000000000000000000'\n};\n\n\n/// Finds first index of array element matching pattern\n/// @param array\n/// @param callback pattern\n/// @returns index of element\nvar findIndex = function (array, callback) {\n    var end = false;\n    var i = 0;\n    for (; i < array.length && !end; i++) {\n        end = callback(array[i]);\n    }\n    return end ? i - 1 : -1;\n};\n\n/// @returns ascii string representation of hex value prefixed with 0x\nvar toAscii = function(hex) {\n// Find termination\n    var str = \"\";\n    var i = 0, l = hex.length;\n    if (hex.substring(0, 2) === '0x') {\n        i = 2;\n    }\n    for (; i < l; i+=2) {\n        var code = parseInt(hex.substr(i, 2), 16);\n        if (code === 0) {\n            break;\n        }\n\n        str += String.fromCharCode(code);\n    }\n\n    return str;\n};\n    \nvar toHexNative = function(str) {\n    var hex = \"\";\n    for(var i = 0; i < str.length; i++) {\n        var n = str.charCodeAt(i).toString(16);\n        hex += n.length < 2 ? '0' + n : n;\n    }\n\n    return hex;\n};\n\n/// @returns hex representation (prefixed by 0x) of ascii string\nvar fromAscii = function(str, pad) {\n    pad = pad === undefined ? 0 : pad;\n    var hex = toHexNative(str);\n    while (hex.length < pad*2)\n        hex += \"00\";\n    return \"0x\" + hex;\n};\n\n/// @returns display name for function/event eg. multiply(uint256) -> multiply\nvar extractDisplayName = function (name) {\n    var length = name.indexOf('('); \n    return length !== -1 ? name.substr(0, length) : name;\n};\n\n/// @returns overloaded part of function/event name\nvar extractTypeName = function (name) {\n    /// TODO: make it invulnerable\n    var length = name.indexOf('(');\n    return length !== -1 ? name.substr(length + 1, name.length - 1 - (length + 1)).replace(' ', '') : \"\";\n};\n\n/// Filters all function from input abi\n/// @returns abi array with filtered objects of type 'function'\nvar filterFunctions = function (json) {\n    return json.filter(function (current) {\n        return current.type === 'function'; \n    }); \n};\n\n/// Filters all events form input abi\n/// @returns abi array with filtered objects of type 'event'\nvar filterEvents = function (json) {\n    return json.filter(function (current) {\n        return current.type === 'event';\n    });\n};\n\n/**\n * Converts value to it's decimal representation in string\n *\n * @method toDecimal\n * @param {String|Number|BigNumber}\n * @return {String}\n */\nvar toDecimal = function (value) {\n    return toBigNumber(value).toString(10);\n};\n\n/**\n * Converts value to it's hex representation\n *\n * @method fromDecimal\n * @param {String|Number|BigNumber}\n * @return {String}\n */\nvar fromDecimal = function (value) {\n    return toHex(value);\n};\n\n/**\n * Converts value to it's hex representation\n *\n * @method toHex\n * @param {String|Number|BigNumber}\n * @return {String}\n */\nvar toHex = function (value) {\n    var number = toBigNumber(value);\n    var result = number.toString(16);\n    if (number.lessThan(0)) {\n        return '-0x' + result.substr(1);  \n    }\n    return '0x' + result; \n};\n\n/**\n * Returns value of unit in Wei\n *\n * @method getValueOfUnit\n * @param {String} unit the unit to convert to, default ether\n * @returns {BigNumber} value of the unit (in Wei)\n * @throws error if the unit is not correct:w\n */\nvar getValueOfUnit = function (unit) {\n    unit = unit ? unit.toLowerCase() : 'ether';\n    var unitValue = unitMap[unit];\n    if (unitValue === undefined) {\n        throw new Error('This unit doesn\\'t exists, please use the one of the following units' + JSON.stringify(unitMap, null, 2));\n    }\n    return new BigNumber(unitValue, 10);\n};\n\n/**\n * Takes a number of wei and converts it to any other ether unit.\n *\n * Possible units are:\n * - kwei/ada\n * - mwei/babbage\n * - gwei/shannon\n * - szabo\n * - finney\n * - ether\n * - kether/grand/einstein\n * - mether\n * - gether\n * - tether\n *\n * @method fromWei\n * @param {Number|String} number can be a number, number string or a HEX of a decimal\n * @param {String} unit the unit to convert to, default ether\n * @return {String|Object} When given a BigNumber object it returns one as well, otherwise a number\n*/\nvar fromWei = function(number, unit) {\n    return toBigNumber(number).dividedBy(getValueOfUnit(unit)).toString(10);\n};\n\n/**\n * Takes a number of a unit and converts it to wei.\n *\n * Possible units are:\n * - kwei/ada\n * - mwei/babbage\n * - gwei/shannon\n * - szabo\n * - finney\n * - ether\n * - kether/grand/einstein\n * - mether\n * - gether\n * - tether\n *\n * @method toWei\n * @param {Number|String|BigNumber} number can be a number, number string or a HEX of a decimal\n * @param {String} unit the unit to convert from, default ether\n * @return {String|Object} When given a BigNumber object it returns one as well, otherwise a number\n*/\nvar toWei = function(number, unit) {\n    return toBigNumber(number).times(getValueOfUnit(unit)).toString(10);\n};\n\n/**\n * Takes an input and transforms it into an bignumber\n *\n * @method toBigNumber\n * @param {Number|String|BigNumber} a number, string, HEX string or BigNumber\n * @return {Object} BigNumber\n*/\nvar toBigNumber = function(number) {\n    number = number || 0;\n    if (isBigNumber(number))\n        return number;\n\n    // TODO: check if we need to check for hex here\n    return new BigNumber(number.toString(10), 10);\n};\n\n/**\n * Checks if the given string has proper length\n *\n * @method isAddress\n * @param {String} address the given HEX adress\n * @return {Boolean}\n*/\nvar isAddress = function(address) {\n    return ((address.indexOf('0x') === 0 && address.length === 42) ||\n            (address.indexOf('0x') === -1 && address.length === 40));\n};\n\n/**\n * Returns true if object is BigNumber, otherwise false\n *\n * @method isBigNumber\n * @param {Object}\n * @return {Boolean} \n */\nvar isBigNumber = function (object) {\n    return object instanceof BigNumber ||\n        (object && object.constructor && object.constructor.name === 'BigNumber');\n};\n\n/**\n * Returns true if object is string, otherwise false\n * \n * @method isString\n * @param {Object}\n * @return {Boolean}\n */\nvar isString = function (object) {\n    return typeof object === 'string';\n};\n\n/**\n * Returns true if object is function, otherwise false\n *\n * @method isFunction\n * @param {Object}\n * @return {Boolean}\n */\nvar isFunction = function (object) {\n    return typeof object === 'function';\n};\n\nmodule.exports = {\n    findIndex: findIndex,\n    toHex: toHex,\n    toDecimal: toDecimal,\n    fromDecimal: fromDecimal,\n    toAscii: toAscii,\n    fromAscii: fromAscii,\n    extractDisplayName: extractDisplayName,\n    extractTypeName: extractTypeName,\n    filterFunctions: filterFunctions,\n    filterEvents: filterEvents,\n    toWei: toWei,\n    fromWei: fromWei,\n    toBigNumber: toBigNumber,\n    isBigNumber: isBigNumber,\n    isAddress: isAddress,\n    isFunction: isFunction,\n    isString: isString\n};\n\n",
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file watches.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\n/// @returns an array of objects describing web3.eth.filter api methods\nvar eth = function () {\n    var newFilter = function (args) {\n        return typeof args[0] === 'string' ? 'eth_newBlockFilter' : 'eth_newFilter';\n    };\n\n    return [\n    { name: 'newFilter', call: newFilter },\n    { name: 'uninstallFilter', call: 'eth_uninstallFilter' },\n    { name: 'getLogs', call: 'eth_getFilterLogs' }\n    ];\n};\n\n/// @returns an array of objects describing web3.shh.watch api methods\nvar shh = function () {\n    return [\n    { name: 'newFilter', call: 'shh_newFilter' },\n    { name: 'uninstallFilter', call: 'shh_uninstallFilter' },\n    { name: 'getLogs', call: 'shh_getMessages' }\n    ];\n};\n\nmodule.exports = {\n    eth: eth,\n    shh: shh\n};\n\n",
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file web3.js\n * @authors:\n *   Jeffrey Wilcke <jeff@ethdev.com>\n *   Marek Kotewicz <marek@ethdev.com>\n *   Marian Oancea <marian@ethdev.com>\n *   Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\nvar net = require('./net');\nvar eth = require('./eth');\nvar db = require('./db');\nvar shh = require('./shh');\nvar watches = require('./watches');\nvar filter = require('./filter');\nvar utils = require('./utils');\nvar formatters = require('./formatters');\nvar requestManager = require('./requestmanager');\nvar c = require('./config');\n\n/// @returns an array of objects describing web3 api methods\nvar web3Methods = function () {\n    return [\n    { name: 'sha3', call: 'web3_sha3' }\n    ];\n};\n\n/// creates methods in a given object based on method description on input\n/// setups api calls for these methods\nvar setupMethods = function (obj, methods) {\n    methods.forEach(function (method) {\n        // allow for object methods 'myObject.method'\n        var objectMethods = method.name.split('.'),\n            callFunction = function () {\n                /*jshint maxcomplexity:5 */\n                \n                var callback = null,\n                    args = Array.prototype.slice.call(arguments),\n                    call = typeof method.call === 'function' ? method.call(args) : method.call;\n\n                // get the callback if one is available\n                if(typeof args[args.length-1] === 'function'){\n                    callback = args[args.length-1];\n                    Array.prototype.pop.call(args);\n                }\n\n                // add the defaultBlock if not given\n                if(method.addDefaultblock && args.length !== method.addDefaultblock)\n                    Array.prototype.push.call(args, c.ETH_DEFAULTBLOCK);\n\n                // show deprecated warning\n                if(method.newMethod)\n                    console.warn('This method is deprecated please use web3.'+ method.newMethod +'() instead.');\n\n                return web3.manager.send({\n                    method: call,\n                    params: args,\n                    outputFormatter: method.outputFormatter,\n                    inputFormatter: method.inputFormatter\n                }, callback);\n            };\n\n        if(objectMethods.length > 1) {\n            if(!obj[objectMethods[0]])\n                obj[objectMethods[0]] = {};\n\n            obj[objectMethods[0]][objectMethods[1]] = callFunction;\n        \n        } else {\n\n            obj[objectMethods[0]] = callFunction;\n        }\n\n    });\n};\n\n/// creates properties in a given object based on properties description on input\n/// setups api calls for these properties\nvar setupProperties = function (obj, properties) {\n    properties.forEach(function (property) {\n        var proto = {};\n        proto.get = function () {\n\n            // show deprecated warning\n            if(property.newProperty)\n                console.warn('This property is deprecated please use web3.'+ property.newProperty +' instead.');\n\n\n            return web3.manager.send({\n                method: property.getter,\n                outputFormatter: property.outputFormatter\n            });\n        };\n\n        if (property.setter) {\n            proto.set = function (val) {\n\n                // show deprecated warning\n                if(property.newProperty)\n                    console.warn('This property is deprecated please use web3.'+ property.newProperty +' instead.');\n\n                return web3.manager.send({\n                    method: property.setter,\n                    params: [val],\n                    inputFormatter: property.inputFormatter\n                });\n            };\n        }\n\n        proto.enumerable = !property.newProperty;\n        Object.defineProperty(obj, property.name, proto);\n\n    });\n};\n\n/*jshint maxparams:4 */\nvar startPolling = function (method, id, callback, uninstall) {\n    web3.manager.startPolling({\n        method: method, \n        params: [id]\n    }, id,  callback, uninstall); \n};\n/*jshint maxparams:3 */\n\nvar stopPolling = function (id) {\n    web3.manager.stopPolling(id);\n};\n\nvar ethWatch = {\n    startPolling: startPolling.bind(null, 'eth_getFilterchanges'), \n    stopPolling: stopPolling\n};\n\nvar shhWatch = {\n    startPolling: startPolling.bind(null, 'shh_getFilterChanges'), \n    stopPolling: stopPolling\n};\n\n/// setups web3 object, and it's in-browser executed methods\nvar web3 = {\n    manager: requestManager(),\n    providers: {},\n\n    setProvider: function (provider) {\n        web3.manager.setProvider(provider);\n    },\n    \n    /// Should be called to reset state of web3 object\n    /// Resets everything except manager\n    reset: function () {\n        web3.manager.reset(); \n    },\n\n    /// @returns hex string of the input\n    toHex: utils.toHex,\n\n    /// @returns ascii string representation of hex value prefixed with 0x\n    toAscii: utils.toAscii,\n\n    /// @returns hex representation (prefixed by 0x) of ascii string\n    fromAscii: utils.fromAscii,\n\n    /// @returns decimal representaton of hex value prefixed by 0x\n    toDecimal: utils.toDecimal,\n\n    /// @returns hex representation (prefixed by 0x) of decimal value\n    fromDecimal: utils.fromDecimal,\n\n    /// @returns a BigNumber object\n    toBigNumber: utils.toBigNumber,\n\n    toWei: utils.toWei,\n    fromWei: utils.fromWei,\n    isAddress: utils.isAddress,\n\n    // provide network information\n    net: {\n        // peerCount: \n    },\n\n\n    /// eth object prototype\n    eth: {\n        // DEPRECATED\n        contractFromAbi: function (abi) {\n            console.warn('Initiating a contract like this is deprecated please use var MyContract = eth.contract(abi); new MyContract(address); instead.');\n\n            return function(addr) {\n                // Default to address of Config. TODO: rremove prior to genesis.\n                addr = addr || '0xc6d9d2cd449a754c494264e1809c50e34d64562b';\n                var ret = web3.eth.contract(addr, abi);\n                ret.address = addr;\n                return ret;\n            };\n        },\n\n        /// @param filter may be a string, object or event\n        /// @param eventParams is optional, this is an object with optional event eventParams params\n        /// @param options is optional, this is an object with optional event options ('max'...)\n        /*jshint maxparams:4 */\n        filter: function (fil, eventParams, options) {\n\n            // if its event, treat it differently\n            if (fil._isEvent)\n                return fil(eventParams, options);\n\n            return filter(fil, ethWatch, formatters.outputLogFormatter);\n        },\n        // DEPRECATED\n        watch: function (fil, eventParams, options) {\n            console.warn('eth.watch() is deprecated please use eth.filter() instead.');\n            return this.filter(fil, eventParams, options);\n        }\n        /*jshint maxparams:3 */\n    },\n\n    /// db object prototype\n    db: {},\n\n    /// shh object prototype\n    shh: {\n        /// @param filter may be a string, object or event\n        filter: function (fil) {\n            return filter(fil, shhWatch, formatters.outputPostFormatter);\n        },\n        // DEPRECATED\n        watch: function (fil) {\n            console.warn('shh.watch() is deprecated please use shh.filter() instead.');\n            return this.filter(fil);\n        }\n    }\n};\n\n\n// ADD defaultblock\nObject.defineProperty(web3.eth, 'defaultBlock', {\n    get: function () {\n        return c.ETH_DEFAULTBLOCK;\n    },\n    set: function (val) {\n        c.ETH_DEFAULTBLOCK = val;\n        return c.ETH_DEFAULTBLOCK;\n    }\n});\n\n\n/// setups all api methods\nsetupMethods(web3, web3Methods());\nsetupMethods(web3.net, net.methods);\nsetupProperties(web3.net, net.properties);\nsetupMethods(web3.eth, eth.methods);\nsetupProperties(web3.eth, eth.properties);\nsetupMethods(web3.db, db.methods());\nsetupMethods(web3.shh, shh.methods());\nsetupMethods(ethWatch, watches.eth());\nsetupMethods(shhWatch, watches.shh());\n\nmodule.exports = web3;\n\n",
     "var web3 = require('./lib/web3');\nweb3.providers.HttpProvider = require('./lib/httpprovider');\nweb3.providers.QtSyncProvider = require('./lib/qtsync');\nweb3.eth.contract = require('./lib/contract');\nweb3.abi = require('./lib/abi');\n\nmodule.exports = web3;\n"
diff --git a/dist/ethereum.min.js b/dist/ethereum.min.js
index 7d380a9..c794ba6 100644
--- a/dist/ethereum.min.js
+++ b/dist/ethereum.min.js
@@ -1 +1 @@
-require=function t(e,n,r){function o(i,u){if(!n[i]){if(!e[i]){var s="function"==typeof require&&require;if(!u&&s)return s(i,!0);if(a)return a(i,!0);var c=new Error("Cannot find module '"+i+"'");throw c.code="MODULE_NOT_FOUND",c}var f=n[i]={exports:{}};e[i][0].call(f.exports,function(t){var n=e[i][1][t];return o(n?n:t)},f,f.exports,t,e,n,r)}return n[i].exports}for(var a="function"==typeof require&&require,i=0;i<r.length;i++)o(r[i]);return o}({1:[function(t,e){var n=t("./utils"),r=t("./types"),o=t("./config"),a=t("./formatters"),i=function(t){console.error("parser does not support type: "+t)},u=function(t){return"[]"===t.slice(-2)},s=function(t,e){return u(t)||"string"===t?a.formatInputInt(e.length):""},c=r.inputTypes(),f=function(t,e){var n="",r="",o="";return t.forEach(function(t,r){n+=s(t.type,e[r])}),t.forEach(function(n,a){for(var s=!1,f=0;f<c.length&&!s;f++)s=c[f].type(t[a].type,e[a]);s||i(t[a].type);var l=c[f-1].format;u(t[a].type)?o+=e[a].reduce(function(t,e){return t+l(e)},""):"string"===t[a].type?o+=l(e[a]):r+=l(e[a])}),n+=r+o},l=function(t){return u(t)||"string"===t?2*o.ETH_PADDING:0},p=r.outputTypes(),m=function(t,e){e=e.slice(2);var n=[],s=2*o.ETH_PADDING,c=t.reduce(function(t,e){return t+l(e.type)},0),f=e.slice(0,c);return e=e.slice(c),t.forEach(function(o,c){for(var l=!1,m=0;m<p.length&&!l;m++)l=p[m].type(t[c].type);l||i(t[c].type);var h=p[m-1].format;if(u(t[c].type)){var d=a.formatOutputUInt(f.slice(0,s));f=f.slice(s);for(var g=[],y=0;d>y;y++)g.push(h(e.slice(0,s))),e=e.slice(s);n.push(g)}else r.prefixedType("string")(t[c].type)?(f=f.slice(s),n.push(h(e.slice(0,s))),e=e.slice(s)):(n.push(h(e.slice(0,s))),e=e.slice(s))}),n},h=function(t){var e={};return t.forEach(function(t){var r=n.extractDisplayName(t.name),o=n.extractTypeName(t.name),a=function(){var e=Array.prototype.slice.call(arguments);return f(t.inputs,e)};void 0===e[r]&&(e[r]=a),e[r][o]=a}),e},d=function(t){var e={};return t.forEach(function(t){var r=n.extractDisplayName(t.name),o=n.extractTypeName(t.name),a=function(e){return m(t.outputs,e)};void 0===e[r]&&(e[r]=a),e[r][o]=a}),e};e.exports={inputParser:h,outputParser:d,formatInput:f,formatOutput:m}},{"./config":2,"./formatters":8,"./types":16,"./utils":17}],2:[function(t,e){var n=["wei","Kwei","Mwei","Gwei","szabo","finney","ether","grand","Mether","Gether","Tether","Pether","Eether","Zether","Yether","Nether","Dether","Vether","Uether"];e.exports={ETH_PADDING:32,ETH_SIGNATURE_LENGTH:4,ETH_UNITS:n,ETH_BIGNUMBER_ROUNDING_MODE:{ROUNDING_MODE:BigNumber.ROUND_DOWN},ETH_POLLING_TIMEOUT:1e3,ETH_DEFAULTBLOCK:-1}},{}],3:[function(t,e){function n(t,e){t.forEach(function(t){if(-1===t.name.indexOf("(")){var e=t.name,n=t.inputs.map(function(t){return t.type}).join();t.name=e+"("+n+")"}});var n={};return c(n),f(n,t,e),l(n,t,e),p(n,t,e),n}var r=t("./web3"),o=t("./abi"),a=t("./utils"),i=t("./event"),u=t("./signature"),s=function(t){r._currentContractAbi=t.abi,r._currentContractAddress=t.address,r._currentContractMethodName=t.method,r._currentContractMethodParams=t.params},c=function(t){t.call=function(e){return t._isTransaction=!1,t._options=e,t},t.sendTransaction=function(e){return t._isTransaction=!0,t._options=e,t},t.transact=function(e){return console.warn("myContract.transact() is deprecated please use myContract.sendTransaction() instead."),t.sendTransaction(e)},t._options={},["gas","gasPrice","value","from"].forEach(function(e){t[e]=function(n){return t._options[e]=n,t}})},f=function(t,e,n){var i=o.inputParser(e),c=o.outputParser(e);a.filterFunctions(e).forEach(function(o){var f=a.extractDisplayName(o.name),l=a.extractTypeName(o.name),p=function(){var a=Array.prototype.slice.call(arguments),p=u.functionSignatureFromAscii(o.name),m=i[f][l].apply(null,a),h=t._options||{};h.to=n,h.data=p+m;var d=t._isTransaction===!0||t._isTransaction!==!1&&!o.constant,g=h.collapse!==!1;if(t._options={},t._isTransaction=null,d)return s({abi:e,address:n,method:o.name,params:a}),void r.eth.sendTransaction(h);var y=r.eth.call(h),v=c[f][l](y);return g&&(1===v.length?v=v[0]:0===v.length&&(v=null)),v};void 0===t[f]&&(t[f]=p),t[f][l]=p})},l=function(t,e,n){t.address=n,t._onWatchEventResult=function(t){var n=event.getMatchingEvent(a.filterEvents(e)),r=i.outputParser(n);return r(t)},Object.defineProperty(t,"topic",{get:function(){return a.filterEvents(e).map(function(t){return u.eventSignatureFromAscii(t.name)})}})},p=function(t,e,n){a.filterEvents(e).forEach(function(e){var o=function(){var t=Array.prototype.slice.call(arguments),o=u.eventSignatureFromAscii(e.name),a=i.inputParser(n,o,e),s=a.apply(null,t),c=function(t){var n=i.outputParser(e);return n(t)};return r.eth.filter(s,void 0,void 0,c)};o._isEvent=!0;var s=a.extractDisplayName(e.name),c=a.extractTypeName(e.name);void 0===t[s]&&(t[s]=o),t[s][c]=o})},m=function(t){return t instanceof Array&&1===arguments.length?n.bind(null,t):(console.warn("Initiating a contract like this is deprecated please use var MyContract = eth.contract(abi); new MyContract(address); instead."),new n(arguments[1],arguments[0]))};e.exports=m},{"./abi":1,"./event":6,"./signature":15,"./utils":17,"./web3":19}],4:[function(t,e){var n=function(){return[{name:"put",call:"db_put"},{name:"get",call:"db_get"},{name:"putString",call:"db_putString"},{name:"getString",call:"db_getString"}]};e.exports={methods:n}},{}],5:[function(t,e){var n=t("./formatters"),r=t("./utils"),o=function(t){return r.isString(t[0])?"eth_getBlockByHash":"eth_getBlockByNumber"},a=function(t){return r.isString(t[0])?"eth_getTransactionByHash":"eth_getTransactionByBlockNumberAndIndex"},i=function(t){return r.isString(t[0])?"eth_getUncleByBlockHashAndIndex":"eth_getUncleByBlockHashAndNumber"},u=function(t){return r.isString(t[0])?"eth_getBlockTransactionCountByHash":"eth_getBlockTransactionCountByNumber"},s=function(t){return r.isString(t[0])?"eth_getUncleCountByBlockHash":"eth_getUncleCountByBlockNumber"},c=[{name:"getBalance",call:"eth_getBalance",addDefaultblock:2,outputFormatter:n.convertToBigNumber},{name:"getStorage",call:"eth_getStorage",addDefaultblock:2},{name:"getStorageAt",call:"eth_getStorageAt",addDefaultblock:3},{name:"getData",call:"eth_getData",addDefaultblock:2},{name:"getBlock",call:o,outputFormatter:n.outputBlockFormatter},{name:"getUncle",call:i,outputFormatter:n.outputBlockFormatter},{name:"getCompilers",call:"eth_getCompilers"},{name:"getBlockTransactionCount",call:u},{name:"getBlockUncleCount",call:s},{name:"getTransaction",call:a,outputFormatter:n.outputTransactionFormatter},{name:"getTransactionCount",call:"eth_getTransactionCount",addDefaultblock:2},{name:"sendTransaction",call:"eth_sendTransaction",inputFormatter:n.inputTransactionFormatter},{name:"call",call:"eth_call",addDefaultblock:2},{name:"compile.solidity",call:"eth_compileSolidity"},{name:"compile.lll",call:"eth_compileLLL"},{name:"compile.serpent",call:"eth_compileSerpent"},{name:"flush",call:"eth_flush"},{name:"balanceAt",call:"eth_balanceAt",newMethod:"eth.getBalance"},{name:"stateAt",call:"eth_stateAt",newMethod:"eth.getStorageAt"},{name:"storageAt",call:"eth_storageAt",newMethod:"eth.getStorage"},{name:"countAt",call:"eth_countAt",newMethod:"eth.getTransactionCount"},{name:"codeAt",call:"eth_codeAt",newMethod:"eth.getData"},{name:"transact",call:"eth_transact",newMethod:"eth.sendTransaction"},{name:"block",call:o,newMethod:"eth.getBlock"},{name:"transaction",call:a,newMethod:"eth.getTransaction"},{name:"uncle",call:i,newMethod:"eth.getUncle"},{name:"compilers",call:"eth_compilers",newMethod:"eth.getCompilers"},{name:"solidity",call:"eth_solidity",newMethod:"eth.compile.solidity"},{name:"lll",call:"eth_lll",newMethod:"eth.compile.lll"},{name:"serpent",call:"eth_serpent",newMethod:"eth.compile.serpent"},{name:"transactionCount",call:u,newMethod:"eth.getBlockTransactionCount"},{name:"uncleCount",call:s,newMethod:"eth.getBlockUncleCount"},{name:"logs",call:"eth_logs"}],f=[{name:"coinbase",getter:"eth_coinbase"},{name:"mining",getter:"eth_mining"},{name:"gasPrice",getter:"eth_gasPrice",outputFormatter:n.convertToBigNumber},{name:"accounts",getter:"eth_accounts"},{name:"blockNumber",getter:"eth_number"},{name:"listening",getter:"net_listening",setter:"eth_setListening",newProperty:"net.listening"},{name:"peerCount",getter:"net_peerCount",newProperty:"net.peerCount"},{name:"number",getter:"eth_number",newProperty:"eth.blockNumber"}];e.exports={methods:c,properties:f}},{"./formatters":8,"./utils":17}],6:[function(t,e){var n=t("./abi"),r=t("./utils"),o=t("./signature"),a=function(t,e){return t.filter(function(t){return t.indexed===e})},i=function(t,e){var n=r.findIndex(t,function(t){return t.name===e});return-1===n?void console.error("indexed param with name "+e+" not found"):t[n]},u=function(t,e){return Object.keys(e).map(function(r){var o=[i(a(t.inputs,!0),r)],u=e[r];return u instanceof Array?u.map(function(t){return n.formatInput(o,[t])}):n.formatInput(o,[u])})},s=function(t,e,n){return function(r,o){var a=o||{};return a.address=t,a.topic=[],a.topic.push(e),r&&(a.topic=a.topic.concat(u(n,r))),a}},c=function(t,e,n){var r=e.slice(),o=n.slice();return t.reduce(function(t,e){var n;return n=e.indexed?r.splice(0,1)[0]:o.splice(0,1)[0],t[e.name]=n,t},{})},f=function(t){return function(e){var o={event:r.extractDisplayName(t.name),number:e.number,hash:e.hash,args:{}};if(e.topics=e.topic,!e.topic)return o;var i=a(t.inputs,!0),u="0x"+e.topic.slice(1,e.topic.length).map(function(t){return t.slice(2)}).join(""),s=n.formatOutput(i,u),f=a(t.inputs,!1),l=n.formatOutput(f,e.data);return o.args=c(t.inputs,s,l),o}},l=function(t,e){for(var n=0;n<t.length;n++){var r=o.eventSignatureFromAscii(t[n].name);if(r===e.topic[0])return t[n]}return void 0};e.exports={inputParser:s,outputParser:f,getMatchingEvent:l}},{"./abi":1,"./signature":15,"./utils":17}],7:[function(t,e){var n=t("./utils"),r=function(t){return!!t&&"function"==typeof t.newFilter&&"function"==typeof t.getLogs&&"function"==typeof t.uninstallFilter&&"function"==typeof t.startPolling&&"function"==typeof t.stopPolling},o=function(t){return"string"==typeof t?t:(t=t||{},t.topics&&console.warn('"topics" is deprecated, is "topic" instead'),t.topic instanceof Array&&(t.topic=t.topic.map(function(t){return n.toHex(t)})),{to:t.to,topic:t.topic,earliest:t.earliest,latest:t.latest,max:t.max,skip:t.skip,address:t.address})},a=function(t,e,n){if(!r(e))return void console.error("filter implemenation is invalid");t=o(t);var a=[],i=e.newFilter(t),u=function(t){t.forEach(function(t){t=n?n(t):t,a.forEach(function(e){e(t)})})};e.startPolling(i,u,e.uninstallFilter);var s=function(t){a.push(t)},c=function(){e.stopPolling(i),e.uninstallFilter(i),a=[]},f=function(){return e.getLogs(i)};return{watch:s,stopWatching:c,get:f,changed:function(){return console.warn("watch().changed() is deprecated please use filter().watch() instead."),s.apply(this,arguments)},arrived:function(){return console.warn("watch().arrived() is deprecated please use filter().watch() instead."),s.apply(this,arguments)},happened:function(){return console.warn("watch().happened() is deprecated please use filter().watch() instead."),s.apply(this,arguments)},uninstall:function(){return console.warn("watch().uninstall() is deprecated please use filter().stopWatching() instead."),c.apply(this,arguments)},messages:function(){return console.warn("watch().messages() is deprecated please use filter().get() instead."),f.apply(this,arguments)},logs:function(){return console.warn("watch().logs() is deprecated please use filter().get() instead."),f.apply(this,arguments)}}};e.exports=a},{"./utils":17}],8:[function(t,e){var n=t("./utils"),r=t("./config"),o=function(t,e,n){return new Array(e-t.length+1).join(n?n:"0")+t},a=function(t){var e=2*r.ETH_PADDING;return n.isBigNumber(t)||"number"==typeof t?("number"==typeof t&&(t=new BigNumber(t)),BigNumber.config(r.ETH_BIGNUMBER_ROUNDING_MODE),t=t.round(),t.lessThan(0)&&(t=new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",16).plus(t).plus(1)),t=t.toString(16)):t="string"==typeof t?0===t.indexOf("0x")?t.substr(2):a(new BigNumber(t)):(+t).toString(16),o(t,e)},i=function(t){return n.fromAscii(t,r.ETH_PADDING).substr(2)},u=function(t){return"000000000000000000000000000000000000000000000000000000000000000"+(t?"1":"0")},s=function(t){return a(new BigNumber(t).times(new BigNumber(2).pow(128)))},c=function(t){return"1"===new BigNumber(t.substr(0,1),16).toString(2).substr(0,1)},f=function(t){return t=t||"0",c(t)?new BigNumber(t,16).minus(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",16)).minus(1):new BigNumber(t,16)},l=function(t){return t=t||"0",new BigNumber(t,16)},p=function(t){return f(t).dividedBy(new BigNumber(2).pow(128))},m=function(t){return l(t).dividedBy(new BigNumber(2).pow(128))},h=function(t){return"0x"+t},d=function(t){return"0000000000000000000000000000000000000000000000000000000000000001"===t?!0:!1},g=function(t){return n.toAscii(t)},y=function(t){return"0x"+t.slice(t.length-40,t.length)},v=function(t){return"string"==typeof t&&(t=t.replace("0x","")),t=t||"0",new BigNumber(t,16)},b=function(t){return t.code&&(t.data=t.code,delete t.code),t.endowment&&(t.value=t.endowment,delete t.endowment),["gasPrice","gas","value"].forEach(function(e){"string"==typeof t[e]?-1===t[e].indexOf("0x")&&(t[e]=n.fromDecimal(t[e])):"number"==typeof t[e]?t[e]=n.fromDecimal(t[e]):n.isBigNumber(t[e])&&(t[e]="0x"+t[e].toString(16))}),t},w=function(t){return t.gas=n.toDecimal(t.gas),t.gasPrice=n.toBigNumber(t.gasPrice),t.value=n.toBigNumber(t.value),t},_=function(t){return t.gasLimit=n.toDecimal(t.gasLimit),t.gasUsed=n.toDecimal(t.gasUsed),t.size=n.toDecimal(t.size),t.timestamp=n.toDecimal(t.timestamp),t.number=n.toDecimal(t.number),t.minGasPrice=n.toBigNumber(t.minGasPrice),t.difficulty=n.toBigNumber(t.difficulty),t.totalDifficulty=n.toBigNumber(t.totalDifficulty),t},T=function(t){return t.number=n.toDecimal(t.number),t},N=function(t){return t.payload=n.fromAscii(t.payload),t.ttl=n.toHex(t.ttl),t.workToProve=n.toHex(t.workToProve),t.topic instanceof Array||(t.topic=[t.topic]),t.topic=t.topic.map(function(t){return n.fromAscii(t)}),t},B=function(t){if(t.expiry=n.toDecimal(t.expiry),t.sent=n.toDecimal(t.sent),t.ttl=n.toDecimal(t.ttl),t.payloadRaw=t.payload,t.payload=n.toAscii(t.payload),0===t.payload.indexOf("{")||0===t.payload.indexOf("["))try{t.payload=JSON.parse(t.payload)}catch(e){}return t.topic=t.topic.map(function(t){return n.toAscii(t)}),t};e.exports={formatInputInt:a,formatInputString:i,formatInputBool:u,formatInputReal:s,formatOutputInt:f,formatOutputUInt:l,formatOutputReal:p,formatOutputUReal:m,formatOutputHash:h,formatOutputBool:d,formatOutputString:g,formatOutputAddress:y,convertToBigNumber:v,inputTransactionFormatter:b,outputTransactionFormatter:w,outputBlockFormatter:_,outputLogFormatter:T,inputPostFormatter:N,outputPostFormatter:B}},{"./config":2,"./utils":17}],9:[function(t,e){var n=function(t){this.handlers=[],this.host=t||"http://localhost:8080"};n.prototype.send=function(t,e){var n=new XMLHttpRequest;if(n.open("POST",this.host,!1),"function"!=typeof e){if(n.open("POST",this.host,!1),n.send(JSON.stringify(t)),200!==n.status)return;return JSON.parse(n.responseText)}n.onreadystatechange=function(){4===n.readyState&&200===n.status&&e(JSON.parse(n.responseText))},n.open("POST",this.host,!0),n.send(JSON.stringify(t))},e.exports=n},{}],10:[function(t,e){var n=1,r=function(t,e){return t||console.error("jsonrpc method should be specified!"),{jsonrpc:"2.0",method:t,params:e||[],id:n++}},o=function(t){return!!t&&!t.error&&"2.0"===t.jsonrpc&&"number"==typeof t.id&&void 0!==t.result},a=function(t){return t.map(function(t){return r(t.method,t.params)})};e.exports={toPayload:r,isValidResponse:o,toBatchPayload:a}},{}],11:[function(t,e){var n=[],r=[{name:"listening",getter:"net_listening"},{name:"peerCount",getter:"net_peerCount"}];e.exports={methods:n,properties:r}},{}],12:[function(t,e){var n=function(){};n.prototype.send=function(t){var e=navigator.qt.callMethod(JSON.stringify(t));return JSON.parse(e)},e.exports=n},{}],13:[function(t,e){var n=t("./jsonrpc"),r=t("./config"),o=function(){var t,e=[],o=null,a=function(e,r){"function"==typeof e.inputFormatter&&(e.params=Array.prototype.map.call(e.params,function(t){return e.inputFormatter(t)}));var o=n.toPayload(e.method,e.params);if(!t)return console.error("provider is not set"),null;if("function"!=typeof r||!t.host){var a=t.send(o);return n.isValidResponse(a)?"function"==typeof e.outputFormatter?e.outputFormatter(a.result):a.result:(console.log(a),"object"==typeof a&&a.error&&a.error.message&&console.error(a.error.message),null)}t.send(o,function(t){return n.isValidResponse(t)?void r("function"==typeof e.outputFormatter?e.outputFormatter(t.result):t.result):(console.log(t),"object"==typeof t&&t.error&&t.error.message&&console.error(t.error.message),null)})},i=function(e){t=e},u=function(t,n,r,o){e.push({data:t,id:n,callback:r,uninstall:o})},s=function(t){for(var n=e.length;n--;){var r=e[n];r.id===t&&e.splice(n,1)}},c=function(){e.forEach(function(t){t.uninstall(t.id)}),e=[],o&&(clearTimeout(o),o=null),f()},f=function(){e.forEach(function(t){a(t.data,function(e){e instanceof Array&&0!==e.length&&t.callback(e)})}),o=setTimeout(f,r.ETH_POLLING_TIMEOUT)};return f(),{send:a,setProvider:i,startPolling:u,stopPolling:s,reset:c}};e.exports=o},{"./config":2,"./jsonrpc":10}],14:[function(t,e){var n=t("./formatters"),r=function(){return[{name:"post",call:"shh_post",inputFormatter:n.inputPostFormatter},{name:"newIdentity",call:"shh_newIdentity"},{name:"hasIdentity",call:"shh_hasIdentity"},{name:"newGroup",call:"shh_newGroup"},{name:"addToGroup",call:"shh_addToGroup"},{name:"haveIdentity",call:"shh_haveIdentity",newMethod:"shh.hasIdentity"}]};e.exports={methods:r}},{"./formatters":8}],15:[function(t,e){var n=t("./web3"),r=t("./config"),o=function(t){return n.sha3(n.fromAscii(t)).slice(0,2+2*r.ETH_SIGNATURE_LENGTH)},a=function(t){return n.sha3(n.fromAscii(t))};e.exports={functionSignatureFromAscii:o,eventSignatureFromAscii:a}},{"./config":2,"./web3":19}],16:[function(t,e){var n=t("./formatters"),r=function(t){return function(e){return 0===e.indexOf(t)}},o=function(t){return function(e){return t===e}},a=function(){return[{type:r("uint"),format:n.formatInputInt},{type:r("int"),format:n.formatInputInt},{type:r("hash"),format:n.formatInputInt},{type:r("string"),format:n.formatInputString},{type:r("real"),format:n.formatInputReal},{type:r("ureal"),format:n.formatInputReal},{type:o("address"),format:n.formatInputInt},{type:o("bool"),format:n.formatInputBool}]},i=function(){return[{type:r("uint"),format:n.formatOutputUInt},{type:r("int"),format:n.formatOutputInt},{type:r("hash"),format:n.formatOutputHash},{type:r("string"),format:n.formatOutputString},{type:r("real"),format:n.formatOutputReal},{type:r("ureal"),format:n.formatOutputUReal},{type:o("address"),format:n.formatOutputAddress},{type:o("bool"),format:n.formatOutputBool}]};e.exports={prefixedType:r,namedType:o,inputTypes:a,outputTypes:i}},{"./formatters":8}],17:[function(t,e){var n={wei:"1",kwei:"1000",ada:"1000",mwei:"1000000",babbage:"1000000",gwei:"1000000000",shannon:"1000000000",szabo:"1000000000000",finney:"1000000000000000",ether:"1000000000000000000",kether:"1000000000000000000000",grand:"1000000000000000000000",einstein:"1000000000000000000000",mether:"1000000000000000000000000",gether:"1000000000000000000000000000",tether:"1000000000000000000000000000000"},r=function(t,e){for(var n=!1,r=0;r<t.length&&!n;r++)n=e(t[r]);return n?r-1:-1},o=function(t){var e="",n=0,r=t.length;for("0x"===t.substring(0,2)&&(n=2);r>n;n+=2){var o=parseInt(t.substr(n,2),16);if(0===o)break;e+=String.fromCharCode(o)}return e},a=function(t){for(var e="",n=0;n<t.length;n++){var r=t.charCodeAt(n).toString(16);e+=r.length<2?"0"+r:r}return e},i=function(t,e){e=void 0===e?0:e;for(var n=a(t);n.length<2*e;)n+="00";return"0x"+n},u=function(t){var e=t.indexOf("(");return-1!==e?t.substr(0,e):t},s=function(t){var e=t.indexOf("(");return-1!==e?t.substr(e+1,t.length-1-(e+1)).replace(" ",""):""},c=function(t){return t.filter(function(t){return"function"===t.type})},f=function(t){return t.filter(function(t){return"event"===t.type})},l=function(t){return y(t).toString(10)},p=function(t){return m(t)},m=function(t){return"0x"+y(t).toString(16)},h=function(t){t=t?t.toLowerCase():"ether";var e=n[t];if(void 0===e)throw new Error("This unit doesn't exists, please use the one of the following units"+JSON.stringify(n,null,2));return new BigNumber(e,10)},d=function(t,e){return y(t).dividedBy(h(e)).toString(10)},g=function(t,e){return y(t).times(h(e)).toString(10)},y=function(t){return t=t||0,b(t)?t:new BigNumber(t.toString(10),10)},v=function(t){return 0===t.indexOf("0x")&&42===t.length||-1===t.indexOf("0x")&&40===t.length},b=function(t){return t instanceof BigNumber||t&&t.constructor&&"BigNumber"===t.constructor.name},w=function(t){return"string"==typeof t},_=function(t){return"function"==typeof t};e.exports={findIndex:r,toHex:m,toDecimal:l,fromDecimal:p,toAscii:o,fromAscii:i,extractDisplayName:u,extractTypeName:s,filterFunctions:c,filterEvents:f,toWei:g,fromWei:d,toBigNumber:y,isBigNumber:b,isAddress:v,isFunction:_,isString:w}},{}],18:[function(t,e){var n=function(){var t=function(t){return"string"==typeof t[0]?"eth_newBlockFilter":"eth_newFilter"};return[{name:"newFilter",call:t},{name:"uninstallFilter",call:"eth_uninstallFilter"},{name:"getLogs",call:"eth_getFilterLogs"}]},r=function(){return[{name:"newFilter",call:"shh_newFilter"},{name:"uninstallFilter",call:"shh_uninstallFilter"},{name:"getLogs",call:"shh_getMessages"}]};e.exports={eth:n,shh:r}},{}],19:[function(t,e){var n=t("./net"),r=t("./eth"),o=t("./db"),a=t("./shh"),i=t("./watches"),u=t("./filter"),s=t("./utils"),c=t("./formatters"),f=t("./requestmanager"),l=t("./config"),p=function(){return[{name:"sha3",call:"web3_sha3"}]},m=function(t,e){e.forEach(function(e){var n=e.name.split("."),r=function(){var t=null,n=Array.prototype.slice.call(arguments),r="function"==typeof e.call?e.call(n):e.call;return"function"==typeof n[n.length-1]&&(t=n[n.length-1],Array.prototype.pop.call(n)),e.addDefaultblock&&n.length!==e.addDefaultblock&&Array.prototype.push.call(n,l.ETH_DEFAULTBLOCK),e.newMethod&&console.warn("This method is deprecated please use web3."+e.newMethod+"() instead."),b.manager.send({method:r,params:n,outputFormatter:e.outputFormatter,inputFormatter:e.inputFormatter},t)};n.length>1?(t[n[0]]||(t[n[0]]={}),t[n[0]][n[1]]=r):t[n[0]]=r})},h=function(t,e){e.forEach(function(e){var n={};n.get=function(){return e.newProperty&&console.warn("This property is deprecated please use web3."+e.newProperty+" instead."),b.manager.send({method:e.getter,outputFormatter:e.outputFormatter})},e.setter&&(n.set=function(t){return e.newProperty&&console.warn("This property is deprecated please use web3."+e.newProperty+" instead."),b.manager.send({method:e.setter,params:[t],inputFormatter:e.inputFormatter})}),n.enumerable=!e.newProperty,Object.defineProperty(t,e.name,n)})},d=function(t,e,n,r){b.manager.startPolling({method:t,params:[e]},e,n,r)},g=function(t){b.manager.stopPolling(t)},y={startPolling:d.bind(null,"eth_getFilterchanges"),stopPolling:g},v={startPolling:d.bind(null,"shh_getFilterChanges"),stopPolling:g},b={manager:f(),providers:{},setProvider:function(t){b.manager.setProvider(t)},reset:function(){b.manager.reset()},toHex:s.toHex,toAscii:s.toAscii,fromAscii:s.fromAscii,toDecimal:s.toDecimal,fromDecimal:s.fromDecimal,toBigNumber:s.toBigNumber,toWei:s.toWei,fromWei:s.fromWei,isAddress:s.isAddress,net:{},eth:{contractFromAbi:function(t){return console.warn("Initiating a contract like this is deprecated please use var MyContract = eth.contract(abi); new MyContract(address); instead."),function(e){e=e||"0xc6d9d2cd449a754c494264e1809c50e34d64562b";var n=b.eth.contract(e,t);return n.address=e,n}},filter:function(t,e,n){return t._isEvent?t(e,n):u(t,y,c.outputLogFormatter)},watch:function(t,e,n){return console.warn("eth.watch() is deprecated please use eth.filter() instead."),this.filter(t,e,n)}},db:{},shh:{filter:function(t){return u(t,v,c.outputPostFormatter)},watch:function(t){return console.warn("shh.watch() is deprecated please use shh.filter() instead."),this.filter(t)}}};Object.defineProperty(b.eth,"defaultBlock",{get:function(){return l.ETH_DEFAULTBLOCK},set:function(t){return l.ETH_DEFAULTBLOCK=t,l.ETH_DEFAULTBLOCK}}),m(b,p()),m(b.net,n.methods),h(b.net,n.properties),m(b.eth,r.methods),h(b.eth,r.properties),m(b.db,o.methods()),m(b.shh,a.methods()),m(y,i.eth()),m(v,i.shh()),e.exports=b},{"./config":2,"./db":4,"./eth":5,"./filter":7,"./formatters":8,"./net":11,"./requestmanager":13,"./shh":14,"./utils":17,"./watches":18}],web3:[function(t,e){var n=t("./lib/web3");n.providers.HttpProvider=t("./lib/httpprovider"),n.providers.QtSyncProvider=t("./lib/qtsync"),n.eth.contract=t("./lib/contract"),n.abi=t("./lib/abi"),e.exports=n},{"./lib/abi":1,"./lib/contract":3,"./lib/httpprovider":9,"./lib/qtsync":12,"./lib/web3":19}]},{},["web3"]);
\ No newline at end of file
+require=function t(e,n,r){function o(i,u){if(!n[i]){if(!e[i]){var s="function"==typeof require&&require;if(!u&&s)return s(i,!0);if(a)return a(i,!0);var c=new Error("Cannot find module '"+i+"'");throw c.code="MODULE_NOT_FOUND",c}var f=n[i]={exports:{}};e[i][0].call(f.exports,function(t){var n=e[i][1][t];return o(n?n:t)},f,f.exports,t,e,n,r)}return n[i].exports}for(var a="function"==typeof require&&require,i=0;i<r.length;i++)o(r[i]);return o}({1:[function(t,e){var n=t("./utils"),r=t("./types"),o=t("./config"),a=t("./formatters"),i=function(t){console.error("parser does not support type: "+t)},u=function(t){return"[]"===t.slice(-2)},s=function(t,e){return u(t)||"string"===t?a.formatInputInt(e.length):""},c=r.inputTypes(),f=function(t,e){var n="",r="",o="";return t.forEach(function(t,r){n+=s(t.type,e[r])}),t.forEach(function(n,a){for(var s=!1,f=0;f<c.length&&!s;f++)s=c[f].type(t[a].type,e[a]);s||i(t[a].type);var l=c[f-1].format;u(t[a].type)?o+=e[a].reduce(function(t,e){return t+l(e)},""):"string"===t[a].type?o+=l(e[a]):r+=l(e[a])}),n+=r+o},l=function(t){return u(t)||"string"===t?2*o.ETH_PADDING:0},p=r.outputTypes(),m=function(t,e){e=e.slice(2);var n=[],s=2*o.ETH_PADDING,c=t.reduce(function(t,e){return t+l(e.type)},0),f=e.slice(0,c);return e=e.slice(c),t.forEach(function(o,c){for(var l=!1,m=0;m<p.length&&!l;m++)l=p[m].type(t[c].type);l||i(t[c].type);var h=p[m-1].format;if(u(t[c].type)){var d=a.formatOutputUInt(f.slice(0,s));f=f.slice(s);for(var g=[],y=0;d>y;y++)g.push(h(e.slice(0,s))),e=e.slice(s);n.push(g)}else r.prefixedType("string")(t[c].type)?(f=f.slice(s),n.push(h(e.slice(0,s))),e=e.slice(s)):(n.push(h(e.slice(0,s))),e=e.slice(s))}),n},h=function(t){var e={};return t.forEach(function(t){var r=n.extractDisplayName(t.name),o=n.extractTypeName(t.name),a=function(){var e=Array.prototype.slice.call(arguments);return f(t.inputs,e)};void 0===e[r]&&(e[r]=a),e[r][o]=a}),e},d=function(t){var e={};return t.forEach(function(t){var r=n.extractDisplayName(t.name),o=n.extractTypeName(t.name),a=function(e){return m(t.outputs,e)};void 0===e[r]&&(e[r]=a),e[r][o]=a}),e};e.exports={inputParser:h,outputParser:d,formatInput:f,formatOutput:m}},{"./config":2,"./formatters":8,"./types":16,"./utils":17}],2:[function(t,e){var n=["wei","Kwei","Mwei","Gwei","szabo","finney","ether","grand","Mether","Gether","Tether","Pether","Eether","Zether","Yether","Nether","Dether","Vether","Uether"];e.exports={ETH_PADDING:32,ETH_SIGNATURE_LENGTH:4,ETH_UNITS:n,ETH_BIGNUMBER_ROUNDING_MODE:{ROUNDING_MODE:BigNumber.ROUND_DOWN},ETH_POLLING_TIMEOUT:1e3,ETH_DEFAULTBLOCK:-1}},{}],3:[function(t,e){function n(t,e){t.forEach(function(t){if(-1===t.name.indexOf("(")){var e=t.name,n=t.inputs.map(function(t){return t.type}).join();t.name=e+"("+n+")"}});var n={};return c(n),f(n,t,e),l(n,t,e),p(n,t,e),n}var r=t("./web3"),o=t("./abi"),a=t("./utils"),i=t("./event"),u=t("./signature"),s=function(t){r._currentContractAbi=t.abi,r._currentContractAddress=t.address,r._currentContractMethodName=t.method,r._currentContractMethodParams=t.params},c=function(t){t.call=function(e){return t._isTransaction=!1,t._options=e,t},t.sendTransaction=function(e){return t._isTransaction=!0,t._options=e,t},t.transact=function(e){return console.warn("myContract.transact() is deprecated please use myContract.sendTransaction() instead."),t.sendTransaction(e)},t._options={},["gas","gasPrice","value","from"].forEach(function(e){t[e]=function(n){return t._options[e]=n,t}})},f=function(t,e,n){var i=o.inputParser(e),c=o.outputParser(e);a.filterFunctions(e).forEach(function(o){var f=a.extractDisplayName(o.name),l=a.extractTypeName(o.name),p=function(){var a=Array.prototype.slice.call(arguments),p=u.functionSignatureFromAscii(o.name),m=i[f][l].apply(null,a),h=t._options||{};h.to=n,h.data=p+m;var d=t._isTransaction===!0||t._isTransaction!==!1&&!o.constant,g=h.collapse!==!1;if(t._options={},t._isTransaction=null,d)return s({abi:e,address:n,method:o.name,params:a}),void r.eth.sendTransaction(h);var y=r.eth.call(h),v=c[f][l](y);return g&&(1===v.length?v=v[0]:0===v.length&&(v=null)),v};void 0===t[f]&&(t[f]=p),t[f][l]=p})},l=function(t,e,n){t.address=n,t._onWatchEventResult=function(t){var n=event.getMatchingEvent(a.filterEvents(e)),r=i.outputParser(n);return r(t)},Object.defineProperty(t,"topic",{get:function(){return a.filterEvents(e).map(function(t){return u.eventSignatureFromAscii(t.name)})}})},p=function(t,e,n){a.filterEvents(e).forEach(function(e){var o=function(){var t=Array.prototype.slice.call(arguments),o=u.eventSignatureFromAscii(e.name),a=i.inputParser(n,o,e),s=a.apply(null,t),c=function(t){var n=i.outputParser(e);return n(t)};return r.eth.filter(s,void 0,void 0,c)};o._isEvent=!0;var s=a.extractDisplayName(e.name),c=a.extractTypeName(e.name);void 0===t[s]&&(t[s]=o),t[s][c]=o})},m=function(t){return t instanceof Array&&1===arguments.length?n.bind(null,t):(console.warn("Initiating a contract like this is deprecated please use var MyContract = eth.contract(abi); new MyContract(address); instead."),new n(arguments[1],arguments[0]))};e.exports=m},{"./abi":1,"./event":6,"./signature":15,"./utils":17,"./web3":19}],4:[function(t,e){var n=function(){return[{name:"put",call:"db_put"},{name:"get",call:"db_get"},{name:"putString",call:"db_putString"},{name:"getString",call:"db_getString"}]};e.exports={methods:n}},{}],5:[function(t,e){var n=t("./formatters"),r=t("./utils"),o=function(t){return r.isString(t[0])?"eth_getBlockByHash":"eth_getBlockByNumber"},a=function(t){return r.isString(t[0])?"eth_getTransactionByHash":"eth_getTransactionByBlockNumberAndIndex"},i=function(t){return r.isString(t[0])?"eth_getUncleByBlockHashAndIndex":"eth_getUncleByBlockHashAndNumber"},u=function(t){return r.isString(t[0])?"eth_getBlockTransactionCountByHash":"eth_getBlockTransactionCountByNumber"},s=function(t){return r.isString(t[0])?"eth_getUncleCountByBlockHash":"eth_getUncleCountByBlockNumber"},c=[{name:"getBalance",call:"eth_getBalance",addDefaultblock:2,outputFormatter:n.convertToBigNumber},{name:"getStorage",call:"eth_getStorage",addDefaultblock:2},{name:"getStorageAt",call:"eth_getStorageAt",addDefaultblock:3},{name:"getData",call:"eth_getData",addDefaultblock:2},{name:"getBlock",call:o,outputFormatter:n.outputBlockFormatter},{name:"getUncle",call:i,outputFormatter:n.outputBlockFormatter},{name:"getCompilers",call:"eth_getCompilers"},{name:"getBlockTransactionCount",call:u},{name:"getBlockUncleCount",call:s},{name:"getTransaction",call:a,outputFormatter:n.outputTransactionFormatter},{name:"getTransactionCount",call:"eth_getTransactionCount",addDefaultblock:2},{name:"sendTransaction",call:"eth_sendTransaction",inputFormatter:n.inputTransactionFormatter},{name:"call",call:"eth_call",addDefaultblock:2},{name:"compile.solidity",call:"eth_compileSolidity"},{name:"compile.lll",call:"eth_compileLLL"},{name:"compile.serpent",call:"eth_compileSerpent"},{name:"flush",call:"eth_flush"},{name:"balanceAt",call:"eth_balanceAt",newMethod:"eth.getBalance"},{name:"stateAt",call:"eth_stateAt",newMethod:"eth.getStorageAt"},{name:"storageAt",call:"eth_storageAt",newMethod:"eth.getStorage"},{name:"countAt",call:"eth_countAt",newMethod:"eth.getTransactionCount"},{name:"codeAt",call:"eth_codeAt",newMethod:"eth.getData"},{name:"transact",call:"eth_transact",newMethod:"eth.sendTransaction"},{name:"block",call:o,newMethod:"eth.getBlock"},{name:"transaction",call:a,newMethod:"eth.getTransaction"},{name:"uncle",call:i,newMethod:"eth.getUncle"},{name:"compilers",call:"eth_compilers",newMethod:"eth.getCompilers"},{name:"solidity",call:"eth_solidity",newMethod:"eth.compile.solidity"},{name:"lll",call:"eth_lll",newMethod:"eth.compile.lll"},{name:"serpent",call:"eth_serpent",newMethod:"eth.compile.serpent"},{name:"transactionCount",call:u,newMethod:"eth.getBlockTransactionCount"},{name:"uncleCount",call:s,newMethod:"eth.getBlockUncleCount"},{name:"logs",call:"eth_logs"}],f=[{name:"coinbase",getter:"eth_coinbase"},{name:"mining",getter:"eth_mining"},{name:"gasPrice",getter:"eth_gasPrice",outputFormatter:n.convertToBigNumber},{name:"accounts",getter:"eth_accounts"},{name:"blockNumber",getter:"eth_number"},{name:"listening",getter:"net_listening",setter:"eth_setListening",newProperty:"net.listening"},{name:"peerCount",getter:"net_peerCount",newProperty:"net.peerCount"},{name:"number",getter:"eth_number",newProperty:"eth.blockNumber"}];e.exports={methods:c,properties:f}},{"./formatters":8,"./utils":17}],6:[function(t,e){var n=t("./abi"),r=t("./utils"),o=t("./signature"),a=function(t,e){return t.filter(function(t){return t.indexed===e})},i=function(t,e){var n=r.findIndex(t,function(t){return t.name===e});return-1===n?void console.error("indexed param with name "+e+" not found"):t[n]},u=function(t,e){return Object.keys(e).map(function(r){var o=[i(a(t.inputs,!0),r)],u=e[r];return u instanceof Array?u.map(function(t){return n.formatInput(o,[t])}):n.formatInput(o,[u])})},s=function(t,e,n){return function(r,o){var a=o||{};return a.address=t,a.topic=[],a.topic.push(e),r&&(a.topic=a.topic.concat(u(n,r))),a}},c=function(t,e,n){var r=e.slice(),o=n.slice();return t.reduce(function(t,e){var n;return n=e.indexed?r.splice(0,1)[0]:o.splice(0,1)[0],t[e.name]=n,t},{})},f=function(t){return function(e){var o={event:r.extractDisplayName(t.name),number:e.number,hash:e.hash,args:{}};if(e.topics=e.topic,!e.topic)return o;var i=a(t.inputs,!0),u="0x"+e.topic.slice(1,e.topic.length).map(function(t){return t.slice(2)}).join(""),s=n.formatOutput(i,u),f=a(t.inputs,!1),l=n.formatOutput(f,e.data);return o.args=c(t.inputs,s,l),o}},l=function(t,e){for(var n=0;n<t.length;n++){var r=o.eventSignatureFromAscii(t[n].name);if(r===e.topic[0])return t[n]}return void 0};e.exports={inputParser:s,outputParser:f,getMatchingEvent:l}},{"./abi":1,"./signature":15,"./utils":17}],7:[function(t,e){var n=t("./utils"),r=function(t){return!!t&&"function"==typeof t.newFilter&&"function"==typeof t.getLogs&&"function"==typeof t.uninstallFilter&&"function"==typeof t.startPolling&&"function"==typeof t.stopPolling},o=function(t){return"string"==typeof t?t:(t=t||{},t.topics&&console.warn('"topics" is deprecated, is "topic" instead'),t.topic instanceof Array&&(t.topic=t.topic.map(function(t){return n.toHex(t)})),{to:t.to,topic:t.topic,earliest:t.earliest,latest:t.latest,max:t.max,skip:t.skip,address:t.address})},a=function(t,e,n){if(!r(e))return void console.error("filter implemenation is invalid");t=o(t);var a=[],i=e.newFilter(t),u=function(t){t.forEach(function(t){t=n?n(t):t,a.forEach(function(e){e(t)})})};e.startPolling(i,u,e.uninstallFilter);var s=function(t){a.push(t)},c=function(){e.stopPolling(i),e.uninstallFilter(i),a=[]},f=function(){return e.getLogs(i)};return{watch:s,stopWatching:c,get:f,changed:function(){return console.warn("watch().changed() is deprecated please use filter().watch() instead."),s.apply(this,arguments)},arrived:function(){return console.warn("watch().arrived() is deprecated please use filter().watch() instead."),s.apply(this,arguments)},happened:function(){return console.warn("watch().happened() is deprecated please use filter().watch() instead."),s.apply(this,arguments)},uninstall:function(){return console.warn("watch().uninstall() is deprecated please use filter().stopWatching() instead."),c.apply(this,arguments)},messages:function(){return console.warn("watch().messages() is deprecated please use filter().get() instead."),f.apply(this,arguments)},logs:function(){return console.warn("watch().logs() is deprecated please use filter().get() instead."),f.apply(this,arguments)}}};e.exports=a},{"./utils":17}],8:[function(t,e){var n=t("./utils"),r=t("./config"),o=function(t,e,n){return new Array(e-t.length+1).join(n?n:"0")+t},a=function(t){var e=2*r.ETH_PADDING;return n.isBigNumber(t)||"number"==typeof t?("number"==typeof t&&(t=new BigNumber(t)),BigNumber.config(r.ETH_BIGNUMBER_ROUNDING_MODE),t=t.round(),t.lessThan(0)&&(t=new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",16).plus(t).plus(1)),t=t.toString(16)):t="string"==typeof t?0===t.indexOf("0x")?t.substr(2):a(new BigNumber(t)):(+t).toString(16),o(t,e)},i=function(t){return n.fromAscii(t,r.ETH_PADDING).substr(2)},u=function(t){return"000000000000000000000000000000000000000000000000000000000000000"+(t?"1":"0")},s=function(t){return a(new BigNumber(t).times(new BigNumber(2).pow(128)))},c=function(t){return"1"===new BigNumber(t.substr(0,1),16).toString(2).substr(0,1)},f=function(t){return t=t||"0",c(t)?new BigNumber(t,16).minus(new BigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",16)).minus(1):new BigNumber(t,16)},l=function(t){return t=t||"0",new BigNumber(t,16)},p=function(t){return f(t).dividedBy(new BigNumber(2).pow(128))},m=function(t){return l(t).dividedBy(new BigNumber(2).pow(128))},h=function(t){return"0x"+t},d=function(t){return"0000000000000000000000000000000000000000000000000000000000000001"===t?!0:!1},g=function(t){return n.toAscii(t)},y=function(t){return"0x"+t.slice(t.length-40,t.length)},v=function(t){return"string"==typeof t&&(t=t.replace("0x","")),t=t||"0",new BigNumber(t,16)},b=function(t){return t.code&&(t.data=t.code,delete t.code),t.endowment&&(t.value=t.endowment,delete t.endowment),["gasPrice","gas","value"].forEach(function(e){"string"==typeof t[e]?-1===t[e].indexOf("0x")&&(t[e]=n.fromDecimal(t[e])):"number"==typeof t[e]?t[e]=n.fromDecimal(t[e]):n.isBigNumber(t[e])&&(t[e]="0x"+t[e].toString(16))}),t},w=function(t){return t.gas=n.toDecimal(t.gas),t.gasPrice=n.toBigNumber(t.gasPrice),t.value=n.toBigNumber(t.value),t},_=function(t){return t.gasLimit=n.toDecimal(t.gasLimit),t.gasUsed=n.toDecimal(t.gasUsed),t.size=n.toDecimal(t.size),t.timestamp=n.toDecimal(t.timestamp),t.number=n.toDecimal(t.number),t.minGasPrice=n.toBigNumber(t.minGasPrice),t.difficulty=n.toBigNumber(t.difficulty),t.totalDifficulty=n.toBigNumber(t.totalDifficulty),t},T=function(t){return t.number=n.toDecimal(t.number),t},N=function(t){return t.payload=n.fromAscii(t.payload),t.ttl=n.toHex(t.ttl),t.workToProve=n.toHex(t.workToProve),t.topic instanceof Array||(t.topic=[t.topic]),t.topic=t.topic.map(function(t){return n.fromAscii(t)}),t},B=function(t){if(t.expiry=n.toDecimal(t.expiry),t.sent=n.toDecimal(t.sent),t.ttl=n.toDecimal(t.ttl),t.payloadRaw=t.payload,t.payload=n.toAscii(t.payload),0===t.payload.indexOf("{")||0===t.payload.indexOf("["))try{t.payload=JSON.parse(t.payload)}catch(e){}return t.topic=t.topic.map(function(t){return n.toAscii(t)}),t};e.exports={formatInputInt:a,formatInputString:i,formatInputBool:u,formatInputReal:s,formatOutputInt:f,formatOutputUInt:l,formatOutputReal:p,formatOutputUReal:m,formatOutputHash:h,formatOutputBool:d,formatOutputString:g,formatOutputAddress:y,convertToBigNumber:v,inputTransactionFormatter:b,outputTransactionFormatter:w,outputBlockFormatter:_,outputLogFormatter:T,inputPostFormatter:N,outputPostFormatter:B}},{"./config":2,"./utils":17}],9:[function(t,e){var n=function(t){this.handlers=[],this.host=t||"http://localhost:8080"};n.prototype.send=function(t,e){var n=new XMLHttpRequest;if(n.open("POST",this.host,!1),"function"!=typeof e){if(n.open("POST",this.host,!1),n.send(JSON.stringify(t)),200!==n.status)return;return JSON.parse(n.responseText)}n.onreadystatechange=function(){4===n.readyState&&200===n.status&&e(JSON.parse(n.responseText))},n.open("POST",this.host,!0),n.send(JSON.stringify(t))},e.exports=n},{}],10:[function(t,e){var n=1,r=function(t,e){return t||console.error("jsonrpc method should be specified!"),{jsonrpc:"2.0",method:t,params:e||[],id:n++}},o=function(t){return!!t&&!t.error&&"2.0"===t.jsonrpc&&"number"==typeof t.id&&void 0!==t.result},a=function(t){return t.map(function(t){return r(t.method,t.params)})};e.exports={toPayload:r,isValidResponse:o,toBatchPayload:a}},{}],11:[function(t,e){var n=[],r=[{name:"listening",getter:"net_listening"},{name:"peerCount",getter:"net_peerCount"}];e.exports={methods:n,properties:r}},{}],12:[function(t,e){var n=function(){};n.prototype.send=function(t){var e=navigator.qt.callMethod(JSON.stringify(t));return JSON.parse(e)},e.exports=n},{}],13:[function(t,e){var n=t("./jsonrpc"),r=t("./config"),o=function(){var t,e=[],o=null,a=function(e,r){"function"==typeof e.inputFormatter&&(e.params=Array.prototype.map.call(e.params,function(t){return e.inputFormatter(t)}));var o=n.toPayload(e.method,e.params);if(!t)return console.error("provider is not set"),null;if("function"!=typeof r||!t.host){var a=t.send(o);return n.isValidResponse(a)?"function"==typeof e.outputFormatter?e.outputFormatter(a.result):a.result:(console.log(a),"object"==typeof a&&a.error&&a.error.message&&console.error(a.error.message),null)}t.send(o,function(t){return n.isValidResponse(t)?void r("function"==typeof e.outputFormatter?e.outputFormatter(t.result):t.result):(console.log(t),"object"==typeof t&&t.error&&t.error.message&&console.error(t.error.message),null)})},i=function(e){t=e},u=function(t,n,r,o){e.push({data:t,id:n,callback:r,uninstall:o})},s=function(t){for(var n=e.length;n--;){var r=e[n];r.id===t&&e.splice(n,1)}},c=function(){e.forEach(function(t){t.uninstall(t.id)}),e=[],o&&(clearTimeout(o),o=null),f()},f=function(){e.forEach(function(t){a(t.data,function(e){e instanceof Array&&0!==e.length&&t.callback(e)})}),o=setTimeout(f,r.ETH_POLLING_TIMEOUT)};return f(),{send:a,setProvider:i,startPolling:u,stopPolling:s,reset:c}};e.exports=o},{"./config":2,"./jsonrpc":10}],14:[function(t,e){var n=t("./formatters"),r=function(){return[{name:"post",call:"shh_post",inputFormatter:n.inputPostFormatter},{name:"newIdentity",call:"shh_newIdentity"},{name:"hasIdentity",call:"shh_hasIdentity"},{name:"newGroup",call:"shh_newGroup"},{name:"addToGroup",call:"shh_addToGroup"},{name:"haveIdentity",call:"shh_haveIdentity",newMethod:"shh.hasIdentity"}]};e.exports={methods:r}},{"./formatters":8}],15:[function(t,e){var n=t("./web3"),r=t("./config"),o=function(t){return n.sha3(n.fromAscii(t)).slice(0,2+2*r.ETH_SIGNATURE_LENGTH)},a=function(t){return n.sha3(n.fromAscii(t))};e.exports={functionSignatureFromAscii:o,eventSignatureFromAscii:a}},{"./config":2,"./web3":19}],16:[function(t,e){var n=t("./formatters"),r=function(t){return function(e){return 0===e.indexOf(t)}},o=function(t){return function(e){return t===e}},a=function(){return[{type:r("uint"),format:n.formatInputInt},{type:r("int"),format:n.formatInputInt},{type:r("hash"),format:n.formatInputInt},{type:r("string"),format:n.formatInputString},{type:r("real"),format:n.formatInputReal},{type:r("ureal"),format:n.formatInputReal},{type:o("address"),format:n.formatInputInt},{type:o("bool"),format:n.formatInputBool}]},i=function(){return[{type:r("uint"),format:n.formatOutputUInt},{type:r("int"),format:n.formatOutputInt},{type:r("hash"),format:n.formatOutputHash},{type:r("string"),format:n.formatOutputString},{type:r("real"),format:n.formatOutputReal},{type:r("ureal"),format:n.formatOutputUReal},{type:o("address"),format:n.formatOutputAddress},{type:o("bool"),format:n.formatOutputBool}]};e.exports={prefixedType:r,namedType:o,inputTypes:a,outputTypes:i}},{"./formatters":8}],17:[function(t,e){var n={wei:"1",kwei:"1000",ada:"1000",mwei:"1000000",babbage:"1000000",gwei:"1000000000",shannon:"1000000000",szabo:"1000000000000",finney:"1000000000000000",ether:"1000000000000000000",kether:"1000000000000000000000",grand:"1000000000000000000000",einstein:"1000000000000000000000",mether:"1000000000000000000000000",gether:"1000000000000000000000000000",tether:"1000000000000000000000000000000"},r=function(t,e){for(var n=!1,r=0;r<t.length&&!n;r++)n=e(t[r]);return n?r-1:-1},o=function(t){var e="",n=0,r=t.length;for("0x"===t.substring(0,2)&&(n=2);r>n;n+=2){var o=parseInt(t.substr(n,2),16);if(0===o)break;e+=String.fromCharCode(o)}return e},a=function(t){for(var e="",n=0;n<t.length;n++){var r=t.charCodeAt(n).toString(16);e+=r.length<2?"0"+r:r}return e},i=function(t,e){e=void 0===e?0:e;for(var n=a(t);n.length<2*e;)n+="00";return"0x"+n},u=function(t){var e=t.indexOf("(");return-1!==e?t.substr(0,e):t},s=function(t){var e=t.indexOf("(");return-1!==e?t.substr(e+1,t.length-1-(e+1)).replace(" ",""):""},c=function(t){return t.filter(function(t){return"function"===t.type})},f=function(t){return t.filter(function(t){return"event"===t.type})},l=function(t){return y(t).toString(10)},p=function(t){return m(t)},m=function(t){var e=y(t),n=e.toString(16);return e.lessThan(0)?"-0x"+n.substr(1):"0x"+n},h=function(t){t=t?t.toLowerCase():"ether";var e=n[t];if(void 0===e)throw new Error("This unit doesn't exists, please use the one of the following units"+JSON.stringify(n,null,2));return new BigNumber(e,10)},d=function(t,e){return y(t).dividedBy(h(e)).toString(10)},g=function(t,e){return y(t).times(h(e)).toString(10)},y=function(t){return t=t||0,b(t)?t:new BigNumber(t.toString(10),10)},v=function(t){return 0===t.indexOf("0x")&&42===t.length||-1===t.indexOf("0x")&&40===t.length},b=function(t){return t instanceof BigNumber||t&&t.constructor&&"BigNumber"===t.constructor.name},w=function(t){return"string"==typeof t},_=function(t){return"function"==typeof t};e.exports={findIndex:r,toHex:m,toDecimal:l,fromDecimal:p,toAscii:o,fromAscii:i,extractDisplayName:u,extractTypeName:s,filterFunctions:c,filterEvents:f,toWei:g,fromWei:d,toBigNumber:y,isBigNumber:b,isAddress:v,isFunction:_,isString:w}},{}],18:[function(t,e){var n=function(){var t=function(t){return"string"==typeof t[0]?"eth_newBlockFilter":"eth_newFilter"};return[{name:"newFilter",call:t},{name:"uninstallFilter",call:"eth_uninstallFilter"},{name:"getLogs",call:"eth_getFilterLogs"}]},r=function(){return[{name:"newFilter",call:"shh_newFilter"},{name:"uninstallFilter",call:"shh_uninstallFilter"},{name:"getLogs",call:"shh_getMessages"}]};e.exports={eth:n,shh:r}},{}],19:[function(t,e){var n=t("./net"),r=t("./eth"),o=t("./db"),a=t("./shh"),i=t("./watches"),u=t("./filter"),s=t("./utils"),c=t("./formatters"),f=t("./requestmanager"),l=t("./config"),p=function(){return[{name:"sha3",call:"web3_sha3"}]},m=function(t,e){e.forEach(function(e){var n=e.name.split("."),r=function(){var t=null,n=Array.prototype.slice.call(arguments),r="function"==typeof e.call?e.call(n):e.call;return"function"==typeof n[n.length-1]&&(t=n[n.length-1],Array.prototype.pop.call(n)),e.addDefaultblock&&n.length!==e.addDefaultblock&&Array.prototype.push.call(n,l.ETH_DEFAULTBLOCK),e.newMethod&&console.warn("This method is deprecated please use web3."+e.newMethod+"() instead."),b.manager.send({method:r,params:n,outputFormatter:e.outputFormatter,inputFormatter:e.inputFormatter},t)};n.length>1?(t[n[0]]||(t[n[0]]={}),t[n[0]][n[1]]=r):t[n[0]]=r})},h=function(t,e){e.forEach(function(e){var n={};n.get=function(){return e.newProperty&&console.warn("This property is deprecated please use web3."+e.newProperty+" instead."),b.manager.send({method:e.getter,outputFormatter:e.outputFormatter})},e.setter&&(n.set=function(t){return e.newProperty&&console.warn("This property is deprecated please use web3."+e.newProperty+" instead."),b.manager.send({method:e.setter,params:[t],inputFormatter:e.inputFormatter})}),n.enumerable=!e.newProperty,Object.defineProperty(t,e.name,n)})},d=function(t,e,n,r){b.manager.startPolling({method:t,params:[e]},e,n,r)},g=function(t){b.manager.stopPolling(t)},y={startPolling:d.bind(null,"eth_getFilterchanges"),stopPolling:g},v={startPolling:d.bind(null,"shh_getFilterChanges"),stopPolling:g},b={manager:f(),providers:{},setProvider:function(t){b.manager.setProvider(t)},reset:function(){b.manager.reset()},toHex:s.toHex,toAscii:s.toAscii,fromAscii:s.fromAscii,toDecimal:s.toDecimal,fromDecimal:s.fromDecimal,toBigNumber:s.toBigNumber,toWei:s.toWei,fromWei:s.fromWei,isAddress:s.isAddress,net:{},eth:{contractFromAbi:function(t){return console.warn("Initiating a contract like this is deprecated please use var MyContract = eth.contract(abi); new MyContract(address); instead."),function(e){e=e||"0xc6d9d2cd449a754c494264e1809c50e34d64562b";var n=b.eth.contract(e,t);return n.address=e,n}},filter:function(t,e,n){return t._isEvent?t(e,n):u(t,y,c.outputLogFormatter)},watch:function(t,e,n){return console.warn("eth.watch() is deprecated please use eth.filter() instead."),this.filter(t,e,n)}},db:{},shh:{filter:function(t){return u(t,v,c.outputPostFormatter)},watch:function(t){return console.warn("shh.watch() is deprecated please use shh.filter() instead."),this.filter(t)}}};Object.defineProperty(b.eth,"defaultBlock",{get:function(){return l.ETH_DEFAULTBLOCK},set:function(t){return l.ETH_DEFAULTBLOCK=t,l.ETH_DEFAULTBLOCK}}),m(b,p()),m(b.net,n.methods),h(b.net,n.properties),m(b.eth,r.methods),h(b.eth,r.properties),m(b.db,o.methods()),m(b.shh,a.methods()),m(y,i.eth()),m(v,i.shh()),e.exports=b},{"./config":2,"./db":4,"./eth":5,"./filter":7,"./formatters":8,"./net":11,"./requestmanager":13,"./shh":14,"./utils":17,"./watches":18}],web3:[function(t,e){var n=t("./lib/web3");n.providers.HttpProvider=t("./lib/httpprovider"),n.providers.QtSyncProvider=t("./lib/qtsync"),n.eth.contract=t("./lib/contract"),n.abi=t("./lib/abi"),e.exports=n},{"./lib/abi":1,"./lib/contract":3,"./lib/httpprovider":9,"./lib/qtsync":12,"./lib/web3":19}]},{},["web3"]);
\ No newline at end of file
diff --git a/lib/utils.js b/lib/utils.js
index f64f493..ff425e0 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -155,7 +155,12 @@ var fromDecimal = function (value) {
  * @return {String}
  */
 var toHex = function (value) {
-    return '0x' + toBigNumber(value).toString(16);
+    var number = toBigNumber(value);
+    var result = number.toString(16);
+    if (number.lessThan(0)) {
+        return '-0x' + result.substr(1);  
+    }
+    return '0x' + result; 
 };
 
 /**
diff --git a/test/utils.fromDecimal.js b/test/utils.fromDecimal.js
index d02c3ed..2da1b5f 100644
--- a/test/utils.fromDecimal.js
+++ b/test/utils.fromDecimal.js
@@ -1,12 +1,43 @@
-var assert = require('assert');
+var chai = require('chai');
 var utils = require('../lib/utils.js');
+var assert = chai.assert;
+
+var tests = [
+    { value: 1, expected: '0x1' },
+    { value: '1', expected: '0x1' },
+    { value: '0x1', expected: '0x1'},
+    { value: '0x01', expected: '0x1'},
+    { value: 15, expected: '0xf'},
+    { value: '15', expected: '0xf'},
+    { value: '0xf', expected: '0xf'},
+    { value: '0x0f', expected: '0xf'},
+    { value: -1, expected: '-0x1'},
+    { value: '-1', expected: '-0x1'},
+    { value: '-0x1', expected: '-0x1'},
+    { value: '-0x01', expected: '-0x1'},
+    { value: -15, expected: '-0xf'},
+    { value: '-15', expected: '-0xf'},
+    { value: '-0xf', expected: '-0xf'},
+    { value: '-0x0f', expected: '-0xf'},
+    { value: '0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', expected: '0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'},
+    { value: '0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd', expected: '0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd'},
+    { value: '-0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', expected: '-0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'},
+    { value: '-0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd', expected: '-0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd'},
+    { value: 0, expected: '0x0'},
+    { value: '0', expected: '0x0'},
+    { value: '0x0', expected: '0x0'},
+    { value: -0, expected: '0x0'},
+    { value: '-0', expected: '0x0'},
+    { value: '-0x0', expected: '0x0'}
+];
 
 describe('utils', function () {
     describe('fromDecimal', function () {
-        it('should return the correct value', function () {
-            
-            assert.equal(utils.fromDecimal(1000), "0x3e8");
-            assert.equal(utils.fromDecimal('1000'), "0x3e8");
+        tests.forEach(function (test) {
+            it('should turn ' + test.value + ' to ' + test.expected, function () {
+                assert.equal(utils.fromDecimal(test.value), test.expected);
+            });
         });
     });
-});
\ No newline at end of file
+});
+
diff --git a/test/utils.toBigNumber.js b/test/utils.toBigNumber.js
index 54845dc..48e3960 100644
--- a/test/utils.toBigNumber.js
+++ b/test/utils.toBigNumber.js
@@ -34,12 +34,6 @@ var tests = [
 
 describe('utils', function () {
     describe('toBigNumber', function () {
-        it('should return the correct value', function () {
-            
-            assert.equal(utils.isBigNumber(utils.toBigNumber(100000)), true);
-            assert.equal(utils.toBigNumber(100000).toString(10), '100000');
-        });
-
         tests.forEach(function (test) {
             it('should turn ' + test.value + ' to ' + test.expected, function () {
                 assert.equal(utils.toBigNumber(test.value).toString(10), test.expected);
diff --git a/test/utils.toHex.js b/test/utils.toHex.js
index 098f060..a137ff4 100644
--- a/test/utils.toHex.js
+++ b/test/utils.toHex.js
@@ -1,16 +1,43 @@
-var assert = require('assert');
+var chai = require('chai');
 var utils = require('../lib/utils.js');
+var assert = chai.assert;
+
+var tests = [
+    { value: 1, expected: '0x1' },
+    { value: '1', expected: '0x1' },
+    { value: '0x1', expected: '0x1'},
+    { value: '0x01', expected: '0x1'},
+    { value: 15, expected: '0xf'},
+    { value: '15', expected: '0xf'},
+    { value: '0xf', expected: '0xf'},
+    { value: '0x0f', expected: '0xf'},
+    { value: -1, expected: '-0x1'},
+    { value: '-1', expected: '-0x1'},
+    { value: '-0x1', expected: '-0x1'},
+    { value: '-0x01', expected: '-0x1'},
+    { value: -15, expected: '-0xf'},
+    { value: '-15', expected: '-0xf'},
+    { value: '-0xf', expected: '-0xf'},
+    { value: '-0x0f', expected: '-0xf'},
+    { value: '0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', expected: '0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'},
+    { value: '0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd', expected: '0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd'},
+    { value: '-0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', expected: '-0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'},
+    { value: '-0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd', expected: '-0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd'},
+    { value: 0, expected: '0x0'},
+    { value: '0', expected: '0x0'},
+    { value: '0x0', expected: '0x0'},
+    { value: -0, expected: '0x0'},
+    { value: '-0', expected: '0x0'},
+    { value: '-0x0', expected: '0x0'}
+];
 
 describe('utils', function () {
     describe('toHex', function () {
-        it('should return the correct value', function () {
-            
-            assert.equal(utils.toHex(1000),    "0x3e8");
-            assert.equal(utils.toHex('1000'),  "0x3e8");
-            //assert.equal(utils.toHex('hello'), "0x68656c6c6f");
-            //assert.equal(utils.toHex({test: 'test'}), "0x7b2274657374223a2274657374227d");
-            //assert.equal(utils.toHex([1,2,3,{hallo:'test'}]),  '0x5b312c322c332c7b2268616c6c6f223a2274657374227d5d');
-    
+        tests.forEach(function (test) {
+            it('should turn ' + test.value + ' to ' + test.expected, function () {
+                assert.equal(utils.toHex(test.value), test.expected);
+            });
         });
     });
 });
+