var currMenu="none"

function toggleMenu(m){
	var x = new getObj("submenu"+m);
	x.style.display="block";
	var y = new getObj("menu-header"+m);
	y.obj.className="act";
	if(currMenu!="none"){
		var a = new getObj("submenu"+currMenu);
		a.style.display="none";
		var b = new getObj("menu-header"+currMenu);
		b.obj.className="";
	}
	currMenu=m;	
}

function getObj(name){
	if (document.getElementById){
		this.obj = document.getElementById(name);
		this.style = document.getElementById(name).style;
	}
	else if (document.all){
		this.obj = document.all[name];
		this.style = document.all[name].style;
	}
	else if (document.layers){
		this.obj = document.layers[name];
		this.style = document.layers[name];
	}
}