JavaScript: lightweight IE6 png fix

ie6png.js

/*@cc_on 
	@if (@_win32)
		try {document.execCommand('BackgroundImageCache', false, true);}catch(e){}
	@end
	@if (@_jscript_version <= 5.6)
		(function pngFix (gif, arr) {
		       var k = arr.length, el, es;
		       while (k--) {
		           if (el=document.getElementById(arr[k])) {
		               es=el.style;es.height=el.height;es.width=el.width;es.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled='true', src='"+el.src+"',sizingMethod='image')";el.src=gif;
		           }
		       }
		   })("/assets/images/blank.gif",['element-id1','element-id2']);
	@end
@*/