diff --git a/ethereumj-core/src/main/java/org/ethereum/gui/ProgramPlayDialog.java b/ethereumj-core/src/main/java/org/ethereum/gui/ProgramPlayDialog.java
index 9a123997..0b2be4f0 100644
--- a/ethereumj-core/src/main/java/org/ethereum/gui/ProgramPlayDialog.java
+++ b/ethereumj-core/src/main/java/org/ethereum/gui/ProgramPlayDialog.java
@@ -65,21 +65,22 @@ public class ProgramPlayDialog extends JPanel implements ActionListener, ChangeL
         stepSlider.setPaintLabels(true);
         stepSlider.setBorder(
                 BorderFactory.createEmptyBorder(0, 0, 10, 0));
-        Font font = new Font("Serif", Font.ITALIC, 15);
+        Font font = new Font("Courier New", Font.PLAIN, 10);
         stepSlider.setFont(font);
         stepSlider.addChangeListener(this);
 
 
         //Create the label that displays the animation.
-        add(stepSlider);
 
         int i = stepSlider.getValue();
         console = new JTextArea(outputList.get(i));
         console.setFont(new Font("Courier New", Font.PLAIN, 13));
-        console.setForeground(Color.GRAY);
+        console.setForeground(new Color(143, 170, 220));
+        console.setBackground(Color.BLACK);
 
 
         add(console);
+        add(stepSlider);
 
 
         this.setPreferredSize(new Dimension(600, 300));
diff --git a/ethereumj-core/src/main/java/org/ethereum/vm/Program.java b/ethereumj-core/src/main/java/org/ethereum/vm/Program.java
index 41e82497..2e56c4f4 100644
--- a/ethereumj-core/src/main/java/org/ethereum/vm/Program.java
+++ b/ethereumj-core/src/main/java/org/ethereum/vm/Program.java
@@ -210,7 +210,9 @@ public class Program {
             logger.debug(" -- STORAGE -- {}\n", storageData);
 
 
-            StringBuilder global = new StringBuilder();
+            StringBuilder global = new StringBuilder("\n");
+            if (stackData.length() > 0) stackData.append("\n");
+
             global.append(" -- OPS --     ").append(opsString).append("\n");
             global.append(" -- STACK --   ").append(stackData).append("\n");
             global.append(" -- MEMORY --  ").append(memoryData).append("\n");