// drop down menu functions
var currentNav = null;

function getById(objID) {
if (objID != "") {
	var obj = document.getElementById(grpPrefix + objID);
	openNav(obj);
}
}

function openNav(obj) {
	if (obj.className.match("closed") != null) {
		closeAll();
		obj.className = obj.className.replace("closed","open");
	} else {
		closeNav(obj);
	}

	if (currentNav != null) {
		closeNav(currentNav);
	}
//	currentNav = obj;
}

function closeNav(obj) {
		obj.className = obj.className.replace("open","closed");
	obj = null;
}

function closeAll() {
var children = document.getElementsByTagName("DL");
	for (var i = 0;i < children.length; i++) {
		children[i].className = children[i].className.replace("open","closed");
	}
}

function setClose() {
//	window.setTimeout("closeNav()",1500);
}