function loadStations() {
	new Ajax.Request("mapper.php?action=getStStartBy", {
		onSuccess: handleLoadStations,
		onFailure: function() {
		},
		onInteractive: function() {
		},
		onUninitialized: function() {
		},
		onComplete: function() {
		},
		onException: function(arg1, arg2, arg3, arg4) {
		}
	});
}
function handleLoadStations(transport) {  
	while($('stationSelector').options.length > 0)
		$('stationSelector').options[0] = null;
	$('stationSelector').insert(Builder.node("option", {value: ""}, "Haltestelle w\xE4hlen"));
	$A( transport.responseXML.getElementsByTagName( 'station' ) ).each(
		function( child ) {
			$('stationSelector').insert(Builder.node("option", {value: child.getElementsByTagName("name")[0].firstChild.nodeValue}, child.getElementsByTagName("name")[0].firstChild.nodeValue));
		}
	);
	$('stationSelector').selectedIndex = 0;
}