// JavaScript Document
<!--
function swapper(whichlink,state1,state2){
	if(!whichlink.getAttribute("id")) return false;
	var linkid = whichlink.getAttribute("id").substr(5);
	var id1 = state1 + "_" + linkid;
	var id2 = state2 + "_" + linkid;
	document.getElementById(id1).style.display='none';
	document.getElementById(id2).style.display='inline';
	
}

function prepareLinks(links){
	for (var i=0; i<links.length; i++){
		links[i].onmouseover = function(){
			return swapper(this,"norm","over");
		}
		links[i].onmouseout = function(){
			return swapper(this,"over","norm");
		}
	}
}

function prepareSwapper(){
	if (!document.getElementsByTagName) return false;
	if (!document.getElementById) return false;
	if (!document.getElementById("thumbcolumn3")) return false;
	if (!document.getElementById("thumbcolumn4")) return false;
	
	var thumbs = document.getElementById("thumbcolumn3");
	var links = thumbs.getElementsByTagName("a");
	prepareLinks(links);
	
	var thumbs2 = document.getElementById("thumbcolumn4");
	var links2 = thumbs2.getElementsByTagName("a");
	prepareLinks(links2);
}

function prepareSwapperFeature(){
	if (!document.getElementById) return false;
	var links = document.getElementById("link_1");
	links.onmouseover = function(){
		return swapper(this,"norm","over");
	}
	links.onmouseout = function(){
		return swapper(this,"over","norm");
	}
}
//-->