Event.observe(window, 'load', function() {
	$('loginForm-user').observe('click', function(evt) {
		field = Event.element(evt);
		if(field.value == "Benutzername") {
			field.value= '';
		}
	});
	$('loginForm-password').observe('click', function(evt) {
		field = Event.element(evt);
		if(field.value == "Passwort") {
			field.value= '';
		}
	});
 }.bind(this));