// global variables for timeout and for current menu
var t=false,current;
function SetupMenu() {
	if (!document.getElementsByTagName) return;
	items=document.getElementsByTagName("li");
	for (i=0; i<items.length; i++) {
		if (items[i].className != "menu") continue;
		//set up event handlers
		thelink=findChild(items[i],"A");
		thelink.onmouseover=ShowMenu;
		thelink.onmouseout=StartTimer;
		//is there a submenu?
		if (ul=findChild(items[i],"UL")) {
			ul.style.display="none";
			for (j=0; j<ul.childNodes.length; j++) {
				ul.childNodes[j].onmouseover=ResetTimer;
				ul.childNodes[j].onmouseout=StartTimer;
			}		
		}
	}
}
// find the first child object of a particular type
function findChild(obj,tag) {
	cn = obj.childNodes;
	for (k=0; k<cn.length; k++) {
		if (cn[k].nodeName==tag) return cn[k];
	}
	return false;
}
function ShowMenu(e) {
	if (!e) var e = window.event;
	// which link was the mouse over?
	thislink = (e.target) ? e.target: e.srcElement;
	ResetTimer();
	// hide the previous menu, if any
	if (current) HideMenu (current);
	// we want the LI, not the link
	thislink = thislink.parentNode;
	current=thislink;
	// find sun menu, if any
	ul = findChild(thislink,"UL");
	if (!ul) return;
	ul.style.display="block";
}
function HideMenu(thelink) {
	// find the submenu,if any
	ul = findChild(thelink,"UL");
	if (!ul) return;
	ul.style.display="none";
}
function ResetTimer() {
	if (t) window.clearTimeout(t);
}
function StartTimer() {
	t = window.setTimeout("HideMenu(current)",200);
}
// Set up the menu when the page loads
window.onload=SetupMenu;
	
	


// popup window	
	
	function initFuncs() {
	loadPersLinks();
}

function loadPersLinks() {
	if (!document.getElementById('persTable')) return;
	var table = document.getElementById('persTable');
	var links = table.getElementsByTagName('a');
	for (var i=0;i<links.length;i++) {
		addEvent(
			links[i],
			'click',
			function(e) { 
				openInNew(e);
			},
			openInNew,
			false
		);
	}
}

function openInNew(e) {
	if (!e) e = window.event;
	cancelEvt(e);
	if (e.target) targ = e.target;
	else if (e.srcElement) targ = e.srcElement;
	if (targ.nodeType == 3) {
		targ = targ.parentNode;
	}
	var newWin;
	newWin = window.open(targ.href,'newWin','');
}

function cancelEvt(evt) { 
	if (evt.preventDefault) {
		evt.preventDefault();
	} else {
		evt.returnValue = false;
	}
}

addEvent(window,'load',initFuncs,false);
function addEvent(elm, type, fn, cap) {
	if (elm.addEventListener) {
		elm.addEventListener(type,fn,cap);
		return true;
	}
	else if (elm.attachEvent) {
		var r = elm.attachEvent('on'+type,fn);
		return r;
	}
	else {
		elm['on'+type] = fn;
	}
}