var PieNG;
(PieNG = function(base) {
	if (/MSIE (5\.5|6).*Windows/.test(navigator.userAgent) && !/opera/i.test(navigator.userAgent)) {
		var blank = new Image;
		blank.src = 'images/blank.gif'; //path to transparent 1x1px gif
		base || (base = document);
		var imgs = base.getElementsByTagName("img");
		for (var i = imgs.length; --i >= 0;) {
			var img = imgs[i];
			var src = img.src;
			if (!/\.png$/.test(src))
				continue;
			var s = img.style;
			if (!img.width && img.offsetWidth)
				s.width = img.offsetWidth + "px";
			if (!img.height && img.offsetHeight)
				s.height = img.offsetHeight + "px";
			s.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "',sizingMethod='scale')";
			img.src = blank.src;
		}
	}
})();