/* drop down menu */
function dropdown(objectID,opacity) {
	if (document.getElementById) document.getElementById(objectID).style.visibility = (opacity) ? "visible" : "hidden";
}

/* generic pop-up window */
function popUp(URL) {
	day = new Date();
	id = day.getTime();
	eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=825,height=618,left=200,top=200');");
}