function WriteThumb(img,url,alt,blank,w,h)
{
	var str="<table class='thumbnail'>";
	str+="<tr><td>";
	str+="<a href='";
	str+=url;
	if (blank)
		str+="' target='_blank'>";
	else
		str+="'>";
	str+="<img src='";
	str+=img;
	str+="' alt='";
	str+=alt;
	str+="' ";
		if (w>0){
			str+=" width='";
			str+=w;
			str+="' ";
		}
		if (h>0){
			str+=" height='";
			str+=h;
			str+="' ";
		}
	str+="></a></td></tr></table>";
	document.write(str);

}