// JavaScript Document
// fix the mouse over for navigation button
// for png files
// required standard.js

		var shim = 'x.gif';
		var oldimgsrc = '';
	
        function addFilter(img) {
			if (isIE6()) {
				oldimgsrc = img.src;
				
				img.style.width = img.width + "px";
				img.style.height = img.height + "px";
				img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + img.src + "', sizingMethod='scale')";
				img.src = shim;
			}
		}
		
		function removeFilter(img) {
			if (isIE6()) {
				src = oldimgsrc.replace('-o.png','-u.png');
				
				img.style.width = img.width + "px";
				img.style.height = img.height + "px";
				img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";
				img.src = shim;
			}
		}