function pngIEFix() {
	if( navigator.appName.indexOf("Microsoft") == -1 )
		return;
	var a = document.getElementsByTagName("img");
	for( var i=0; i<a.length; i++ ) {
		var img = a[i];
		if( img.style.filter )
			continue;
		var src = img.src;
		if( !src || !src.match(/\.png$/i) )
			continue;
		img.style.filter += "progid:DXImageTransform.Microsoft.Alpha(opacity=0)";
		img.outerHTML = 
			'<span style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\''+src+'\');display:inline-block;'+(img.parentNode.tagName=="A"?"cursor:pointer;":"")+'">'
			+ img.outerHTML
			+ '</span>'
		;
	}
}