SubNav={
	current:null,
	
	showSubMenu:function(obj){
		var p=obj.parentNode;
		var t=p.getElementsByTagName("p")[0];

		if(this.current && this.current !== t)
			this.current.style.display="none";
		
		if(t){
			if(t.style.display!="none")
				t.style.display="none";
			else{
				t.style.display="";
					
				this.current=t;
			}
		}
		else
			this.current=null;

		a=null;	
		p=null;
		t=null;
	}
}

<!--
// v1.7 Copyright (c) 2006 TJKDesign - Thierry Koblentz
// For help, visit http://www.tjkdesign.com/articles/navigation_links_and_current_location.asp
function TJK_hank(zMenu,defaultPage,classToApply,leaveItAlone){
if (document.getElementById && document.createElement && document.getElementById(zMenu)){
var strLocation = (top.location.pathname.lastIndexOf("/")+1 == top.location.pathname.length) ? top.location.hostname + top.location.pathname+defaultPage : top.location.hostname + top.location.pathname;
	var a = document.getElementById(zMenu).getElementsByTagName("a");
		for (var x=0,i=a.length;x<i;x++){
			var nothingToDo = (a[x] && a[x].className && a[x].className==leaveItAlone) ? true : false;
			if (!nothingToDo && a[x] && a[x].href && a[x].href.lastIndexOf("#")+1!=a[x].href.length){
				if (a[x].href.indexOf(strLocation,0)>0 || a[x].href == top.location.protocol + "//" + top.location.hostname + top.location.pathname){
					if (classToApply==""){
						var objNode = a[x];
						var strLink = objNode.firstChild.data;
						objNode.parentNode.innerHTML="<em>"+strLink+"</em>";
					}else{
						a[x].className += " "+classToApply;
					}
				}
			}
		}
	}
}
//-->

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}