fixpngs = function () {
	var userAgent = navigator.userAgent.toLowerCase();
	var version =  (userAgent.match(/.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/) || [])[1];
	var blankimg = window.location.protocol + '//www.xerox.com/images/world/s/spacer.gif';

	if (/msie/.test(userAgent) && !/opera/.test(userAgent) && version == 6)
	{
		var images = document.getElementsByTagName('img');
		for (x in images)
		{
			if (/png$/i.test(images[x].src))
			{
				var imageObj = images[x];
				imageObj.style.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src="' + imageObj.src + '",sizingMethod="scale")';
				imageObj.src = blankimg;
			} 
		}
	}
}
fixpngs();