// chkObject will check to see if an id exists
//will return a true or false
function chkObject(inParent,theVal) {
	if(inParent) {
		if (window.opener.document.getElementById(theVal) != null) {
			return true;
		} else {
			return false;
		}
	} else {
		if (document.getElementById(theVal) != null) {
			return true;
	} else {
		return false;
		}
	}
}
// replace document.getElementById with $
function $(nodename) {return(document.getElementById(nodename));}	
//function for shwoing the submenu
function toggleMenu(id,show) {
	if (!id == "" && !show == "") {
		if (chkObject(false,id)) {
				if (show == "show") {
					$(id).style.display = "block";
				} else {
					$(id).style.display = "none";
				}
			return true
		} else {
			return false;
		}
	}
}