// link style change
var cur_link;
function doLinkClass(lnk) {
	//if (lnk && lnk.blur) lnk.blur();// remove marquee
	if (!lnk || cur_link == lnk) return;
	if (cur_link) cur_link.className = "done";
	lnk.className = "on";
	cur_link = lnk;
}
function getElemRefs(id) {
	var el = (document.getElementById)? document.getElementById(id): (document.all)? document.all[id]: null;
	if (el) el.css = (el.style)? el.style: el;
	return el;
}
function getUrlArg() {//extracts argument from the document url
	var url = document.location.href;
	var urlArg = "#";
	var urlEnd = url.indexOf(urlArg);
	whichLink = (urlEnd != -1) ? url.charAt(urlEnd+urlArg.length) : 1;
	return whichLink;
}
function initLink() {
	var whichLink = getUrlArg();
	var lnk = getElemRefs('lnk'+whichLink);
	doLinkClass(lnk);
}