if(document.all){
	var docNavMenu = document.getElementById('pageHeader-Nav').firstChild;	
	for(var i = 0; i < docNavMenu.childNodes.length; i++){
		docNavMenu.childNodes[i].onmouseover = function() {this.lastChild.style.display = 'block';}
		docNavMenu.childNodes[i].onmouseout = function() {this.lastChild.style.display = 'none';}
	}
}