swapPic=document.getElementById('placeholder');

function showThumb(picToShow) {
	swapPic.src = picToShow;
	swapPic.style.top=document.body.scrollTop+20;
	swapPic.style.visibility='visible';
	return false;
}

/*
piclinks = document.getElementById("thumbpics").getElementsByTagName("a"); 
for (i=0; i<piclinks.length; i++) {
	piclinks[i].onclick = 
		function() {
			var picID = this.href;
			swapPic.src = picID;
			swapPic.style.top=document.body.scrollTop+20;
			swapPic.style.visibility='visible';
			return false; 
		}
}
*/