function ShowDateTime(dateStyle)
{
	var today = new Date();
	var dStr = "";
	
	switch (dateStyle)
	{
		case styleDateShort:
			dStr = today.toDateString();
			break;
		case styleDateTime:
			dStr = today.toLocaleString();
			break;
		case styleYear:
		    dStr = today.getYear();
			break;
		case styleGMT:
		    dStr = today.toGMTString();
			break;
		case styleTime:
			dStr = today.toLocaleTimeString();
			break;
		case styleDate:
		default:
			dStr = today.toLocaleDateString();
			break;
	}
	document.write(dStr);
}