//Utilities
function addEvent(obj, evType, fn)
{
	if (obj.addEventListener)
	{
		obj.addEventListener(evType, fn, false);
		return true;
	}
	else if (obj.attachEvent)
	{
		var r = obj.attachEvent("on"+evType, fn);
		return r;
	}
	else
	{
		alert("Handler could not be attached");
	}
}

function ShowObject(obj)
{
	//obj.style.visibility = "visible";
	obj.style.display = "block";
}

function HideObject(obj)
{
	//obj.style.visibility = "hidden";
	obj.style.display = "none";
}