// JavaScript Document
function filterPNG(myImage){    
	var arVersion = navigator.appVersion.split("MSIE");   
	var version = parseFloat(arVersion[1]);     
		if ((version >= 5.5) && (version < 7) && (document.body.filters))    
		{        
			var imgID = (myImage.id) ? "id='" + myImage.id + "' " : "";        
			var imgClass = (myImage.className) ? "class='" + myImage.className + "' " : "";        
			var imgTitle = (myImage.title) ? "title='" + myImage.title  + "' " : "title='" + myImage.alt + "' ";       
			var imgStyle = "display:inline-block;" + myImage.style.cssText;        
			var strNewHTML = "<span " + imgID + imgClass + imgTitle+ " style=\"" + "width:" + myImage.width+ "px; height:" + myImage.height+ "px;" + imgStyle + ";" + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"+ "(src=\'" + myImage.src + "\', sizingMethod='scale');\"></span>";
			myImage.outerHTML = strNewHTML;   
		}
}
//shi li
//<img alt="" onload="filterPNG(this);" src="images/logo.png" />

///////////////////////shezhi IE6 png beijingtupian CSS

/*.pngimg{
	background-image: url(../images/damenubg.png)!important;FF IE7;
	background-repeat: no-repeat;
	_filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='images/damenubg.png');IE6;
	_background-image: none; IE6
}
 */