function navMouseOver(el,m){
	el.className = "navBarButtonHilite";
	if(m != undefined){
		MM_showMenu(m,getLeft(el),(getTop(el) + el.offsetHeight)+1);
	}
}
function navMouseOut(el){
	el.className = "navBarButton";
}		
function getTop(el){
	var p = el.offsetParent;
	var t = el.offsetTop;
	while(p.tagName!="BODY"){
		t += p.offsetTop;
		p = p.offsetParent;
	}
	return t;
}		
function getLeft(el){
	var p = el.offsetParent;
	var l = el.offsetLeft;
	while(p.tagName!="BODY"){
		l += p.offsetLeft;
		p = p.offsetParent;
	}
	return l;
}