function isNone(obj)
{
	if(typeof(obj) == "undefined")
		return false;

	var str = obj.value;
	var str2 = new String(str.toLowerCase());
	if(str2.valueOf() == "none" || str2.valueOf() == "None" || str2.valueOf() == "0" )
		return true;
	else
		return false;
}

function getFormName(obj)
{
	return ""+obj.form.name;
}