minor fixes.

lib/widget.js

@@ -156,7 +156,6 @@ Node.prototype.forAncestors = function(iter, s) {
   if (s) iter(this);
   while (el = el.parent) {
     iter(el);
-    el.emit.apply(el, args);
   }
 };
 
@@ -463,6 +462,7 @@ Screen.prototype._listenMouse = function(el) {
       // Need to use _getCoords() over lpos for when the
       // element is obfuscated by a scrollable parent.
       ret = el._getCoords();
+      //ret = el.lpos;
       if (!ret) continue;
       left = ret.xi;
       top = ret.yi;

test/widget.js

@@ -233,10 +233,11 @@ input.on('submit', function(value) {
 
 screen.append(input);
 
-var button = blessed.Button({
+var button = blessed.button({
   //content: 'Click me!',
   content: 'Click\nme!',
   shrink: true,
+  mouse: true,
   border: {
     type: 'ascii'
   },