/*
 
Correctly handle PNG transparency in Win IE 5.5 & 6.
http://homepage.ntlworld.com/bobosola. Updated 18-Jan-2006.

Use in <HEAD> with DEFER keyword wrapped in conditional comments:
<!--[if lt IE 7]>
<script defer type="text/javascript" src="pngfix.js"></script>
<![endif]-->

*/
//*
var arVersion = navigator.appVersion.split("MSIE")
var version = parseFloat(arVersion[1])
var sizingMethod="image" // IE濾鏡模式  crop / image / scale

function pngCheck(){
		//alert("pngChecking")
		if (document.body.filters) 
		{
		   for(var i=0; i<document.images.length; i++)
		   {
			  var img = document.images[i]
			  var imgName = img.src.toUpperCase()
			  if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
			  {
				 var imgID = (img.id) ? "id='" + img.id + "' " : ""
				 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
				 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
				 var imgStyle = "display:inline-block;" + img.style.cssText 
				 if (img.align == "left") imgStyle = "float:left;" + imgStyle
				 if (img.align == "right") imgStyle = "float:right;" + imgStyle
				 if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
				 var strNewHTML = "<span " + imgID + imgClass + imgTitle
				 + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
				 + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
				 + "(src=\'" + img.src + "\', sizingMethod=" + sizingMethod + ");\"></span>" 
				 img.outerHTML = strNewHTML
				 i = i-1
			  }
		   }
			clearInterval(pngCheck2)
		}
}//*/
if((version >= 5.5) && (version <= 7.0)){
	var pngCheck2=setInterval("pngCheck()",500)
}

