// JavaScript Document
	var ua = navigator.userAgent.toLowerCase();
	isIE = ((ua.indexOf("msie") != -1) && (ua.indexOf("opera") == -1) && (ua.indexOf("webtv") == -1)); 
	isGecko = (ua.indexOf("gecko") != -1);
	isSafari = (ua.indexOf("safari") != -1);
	isKonqueror = (ua.indexOf("konqueror") != -1);
	
	if (isIE){
		var n;
		var img=document.getElementsByTagName("img");
		if (img.length>0){
			for (n=0;n<(img.length);n++){
				tmp = img[n].src.split(".");
				if (tmp[tmp.length-1]=="png"){
					img[n].style.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src="+img[n].src+", sizingMethod=scale)";
					img[n].src="blanc.png";
				}
			}
		}
	}