function loadthis () {
	gal = document.getElementById("gallery");
	links = gal.getElementsByTagName("a");
	images = gal.getElementsByTagName("img");
	for(var i = 0; i < links.length; i++){
		images[i].id = i;
		links[i].id = i;
		links[i].onclick = function () {
		opacdiv ("000000",".5",100,this.id);
		return false;

		}
	}
}

addLoadEvent (loadthis);