function selectMenu(arg) {
	getObj(arg).className = "selected";
}
		
// var current;

function toggle(o) {
//	var obj = getObj(o);
//		obj.nextSibling.nextSibling.className="show";
		getObj(o).className="show";
}
		
function getObj(element) {
	return this.document.getElementById(element);
}

function setDebug(x, y) {
	var body = document.getElementsByTagName('body')[0];

	if(document.getElementById('helper'))
	  body.removeChild(document.getElementById('helper'));

	var helper = document.createElement("div");
	
	helper.id = "helper";
	helper.style.fontFamily = "Verdana, Helvetica";
	helper.style.fontSize = "12px";
	
	if(arguments.length > 0) {
		helper.style.position = "absolute";
		helper.style.left = x + "px";
		helper.style.top = y + "px";
	}
	body.appendChild(helper);
}

function pr(arg) {
	if(arguments.length > 1) {
		var result = "";
		
		for(var i = 0; i < arguments.length; i++) {
			result += i + ". " + arguments[i] + "<br>";
		}
		document.getElementById('helper').innerHTML = result;
	}
	else
		document.getElementById('helper').innerHTML = arg;
}