function exMenu2(tName) {
	if(document.all || document.getElementById){
		if(document.all){
			tMenu = document.all[tName].style;
		}else if(document.getElementById){
			tMenu = document.getElementById(tName).style;
		}else{
			tMenu = document.all[tName].style;
		}

		if (tMenu.display == 'none') tMenu.display = "block"; else tMenu.display = "none";
	}
}