function openChat(url)
	{
		var params = ""
			+ "hotkeys=no,"
			+ "location=no,"
			+ "menubar=no,"
			+ "resizable=no,"
			+ "scrollbars=no,"
			+ "status=no,"
			+ "toolbar=no,"
			+ "width=750,"
			+ "height=700,"
			+ "left=100,"
			+ "top=100,"
			;

		ChatFenster = window.open(url, "ChatFenster", params);
		ChatFenster.focus();
	}