/* Fix per la trasparenza delle immagini PNG su IE6 (non background...  vedere CSS) */

function ie6pngfix(){
	if(navigator.userAgent.indexOf("MSIE 6.0")!=-1){
		var imgs=document.getElementsByTagName("img");
		var els_num=imgs.length;

		var url=document.location.href.substring(0,document.location.href.lastIndexOf("/")+1);

		for(var i=0;i<els_num;i++){
			if(imgs[i].src.indexOf(".png")!=-1){
				var img_name=imgs[i].src.replace(url,"");

				var imgx=imgs[i].width;
				var imgy=imgs[i].height;

				imgs[i].setAttribute("style","");
				imgs[i].style.setAttribute("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+img_name+"',sizingMethod='image')");
				imgs[i].src="x.gif";

				imgs[i].height=imgy;
				imgs[i].width=imgx;

				imgs[i].setAttribute("alt",img_name);
			}
		}
	}
	return true;
}


function single_ie6png(ref){
	if(navigator.userAgent.indexOf("MSIE 6.0")!=-1){
		var url=document.location.href.substring(0,document.location.href.lastIndexOf("/")+1);
		var img_name=ref.src.replace(url,"");

		ref.style.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+img_name+"',sizingMethod='image')";
		ref.src="x.gif";
		ref.alt=img_name;
	}

	return true;
}