Tidying up.

samples/iframeit.html

 <!--
 Copyright 2009, Google Inc.
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
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     * Redistributions of source code must retain the above copyright
 notice, this list of conditions and the following disclaimer.
@@ skipping 50 matching lines @@
   }
 }
 
 function changeOverlayZIndex() {
   // This is a little hack to fix the overlay covering up <object> tags.
   // TODO: clean this up.  Did this because it was fast hack
   var lastZ = parent.iframeZindex;
   var newZ;
   if (typeof lastZ != 'undefined') {
     newZ = parseInt(lastZ) - 1;
-    
   } else {
     newZ = 4999;
   }
-  
+
   parent.iframeZindex = newZ;
-  
+
   var overlay = parent.document.getElementById('overlay');
   overlay.style.zIndex = newZ;
 }
 
 function load() {
   var first = document.getElementsByTagName('body')[0].childNodes[0];
   for (var i=0; i < errors.length; i++) {
     document.body.insertBefore(errors[i], first);
   }
 
@@ skipping 36 matching lines @@
   var first = document.getElementsByTagName('body')[0];
   if (first && first.childNodes) {
     first = first.childNodes[0];
     document.body.insertBefore(errorDiv, first);
   } else {
     errors.push(errorDiv);
   }
 };
 
 </script>