pngFix.js

pngFix.js

(function() {

	// Who said browser sniffing is bad?
	if (! /MSIE (5\.5|6\.)/.test(navigator.userAgent) )
		return;

	function applyFilter(element, src) {
		element.currentStyle.display == "block"
			? null
			: element.style.display = "inline-block";
		element.style.backgroundImage = "none";
		element.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\"" + src + "\", sizingMethod=\"crop\")";
	}

	function doFix() {

		var path;

		var scripts = document.getElementsByTagName("script");
		for (var script in scripts) {
			if (scripts[script].src && scripts[script].src.match(/pngFix\.js/)) {
				path = scripts[script].src.replace(/pngFix\.js/,"");
			}
		}

		for (var element in document.all) {

			element = document.all[element];

			if (element.className && element.className.indexOf("fix-bg") > -1 && element.currentStyle.backgroundImage.indexOf(".png") > -1) {
				applyFilter(element, element.currentStyle.backgroundImage.replace(/url\(\"/,"").replace(/\"\)/,""));
			}

			if (element.className && element.className.indexOf("fix-src") > -1 && element.src.indexOf(".png") > -1) {
				element.style.width = element.clientWidth + "px";
				element.style.height = element.clientHeight + "px";
				applyFilter(element, element.src);
				element.src = path + "blank.gif";
			}
		
		}
	}

	window.addEventListener = function (type, listener, useCapture) {
		attachEvent('on' + type, function() { listener(event) });
	}

	window.addEventListener("load", doFix);

}())