var maxlayers=7;

timeon = setTimeout("hideallmenus()", 100);
function hideallmenus(){
	for (i=1; i<=maxlayers; i++){
		layer(i,0);
	}
}

function menuout(){
	timeon = setTimeout("hideallmenus()", 500);
}

function openlayer(num,status,direct){
	clearTimeout(timeon);
	eval ("layer("+num+","+status+");");
}

function layer(num,status){
	clearTimeout(timeon);
	var layername='layer'+num;
	var container='container'+num;
	if (status==1){
		for (i=1; i<=maxlayers; i++){
			if (i!=num){
				layer(i,0,0);
			}
		}
		
		if (!document.all&&document.getElementById){
			document.getElementById(layername).style.visibility="visible";
		}
		if (document.all){
			document.all[layername].style.visibility="visible";
		}

		if (document.layers){
			document.layers['navigation'].layers[container].layers[layername].visibility="show";
		}
	} else {
		if (!document.all&&document.getElementById){
			if (document.getElementById(layername)){
				document.getElementById(layername).style.visibility="hidden";
			}
		}
		if (document.all){
			if (document.all[layername]){
				document.all[layername].style.visibility="hidden";
			}
		}
		if (document.layers){
			if (document.layers['navigation'].layers[container].layers[layername]){
				document.layers['navigation'].layers[container].layers[layername].visibility="hide";
			}
		}
	}
}

function tdrowOverEffect(object) {
	object.className = 'tdmouseover';
}

function tdrowOutEffect(object) {
	object.className = 'tdmouseout';
}