// JavaScript Document

var mastertabvar=new Object()
mastertabvar.baseopacity=0
mastertabvar.browserdetect=""

function showsubmenu(masterid, id) {

	if (typeof highlighting!="undefined")
		clearInterval(highlighting)
		
	submenuobject=document.getElementById(id)
	mastertabvar.browserdetect=submenuobject.filters? "ie" : typeof submenuobject.style.MozOpacity=="string"? "mozilla" : ""
	hidesubmenus(mastertabvar[masterid])
	submenuobject.style.display="block"
	highlighting=setInterval("",50)
}

function hidesubmenus(submenuarray) {
	
	for (var i=0; i<submenuarray.length; i++)
		document.getElementById(submenuarray[i]).style.display="none"
}



function initalizetab(tabid) {

	mastertabvar[tabid]=new Array()
	var menuitems=document.getElementById(tabid).getElementsByTagName("li")

	for (var i=0; i<menuitems.length; i++) {
	
		if (menuitems[i].getAttribute("rel")) {
		
			menuitems[i].setAttribute("rev", tabid) //associate this submenu with main tab
			mastertabvar[tabid][mastertabvar[tabid].length]=menuitems[i].getAttribute("rel") //store ids of submenus of tab menu
			
			if (menuitems[i].className=="selected") 
			showsubmenu(tabid, menuitems[i].getAttribute("rel")) 
			menuitems[i].getElementsByTagName("a")[0].onmouseover=function() {
	
				showsubmenu(this.parentNode.getAttribute("rev"), this.parentNode.getAttribute("rel"))
			}
		}
	}
}