function correctPNG() 
{ 
	　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='scale');\"></span>" 
			　 img.outerHTML = strNewHTML 
			　 i = i-1 
		　 }
	　}
}

if(navigator.userAgent.indexOf("MSIE")>-1) 
{ 
	window.attachEvent("onload", correctPNG); 
}