fix for panel repetition

examples/index.html

@@ -283,9 +283,9 @@
 		var container = document.createElement( 'div' );
 		content.appendChild( container );
 
-		var panel = document.createElement( 'div' );
-		panel.className = 'action-panel';
-		document.body.appendChild( panel );
+		var actionPanel = document.createElement( 'div' );
+		actionPanel.className = 'action-panel';
+		document.body.appendChild( actionPanel );
 
 		var button = document.createElement( 'div' );
 		button.className = 'action-button';