// Rollover functions
function show_menu(show){
    document.getElementById(show).style.display = '';
}
function hide_menu(hide){
    document.getElementById(hide).style.display = 'none';
}

// Generate the sub menus
function buildsubmenus_horizontal(menuids){
	for (var i=0; i<menuids.length; i++){
		var ultags = document.getElementById(menuids[i]).getElementsByTagName("ul");
		for (var t=0; t<ultags.length; t++){
			if (ultags[t].parentNode.parentNode.id != menuids[i]){ 
				if (ultags[t].parentNode.parentNode.parentNode.parentNode.id == menuids[i]){ 
				} else { 
					ultags[t].style.left = ultags[t-1].getElementsByTagName("a")[0].offsetWidth+"px"; 
				}
				ultags[t].parentNode.onmouseover=function(){
					this.getElementsByTagName("ul")[0].style.visibility = "visible";
				}
				ultags[t].parentNode.onmouseout=function(){
					this.getElementsByTagName("ul")[0].style.visibility = "hidden";
				}
			}
		}
	}  		
}