function preloadImages() {
  var d = document;
	if(d.images) {
		if(!d.p) d.p = new Array();
    var i,j = d.p.length,a=preloadImages.arguments;
    for(i=0; i<a.length; i++)
    if(a[i].indexOf("#") != 0) {
    	d.p[j] = new Image;
    	d.p[j++].src = a[i];
    }
   }
}

preloadImages(
	'images/nav-startseite-a.png',
	'images/nav-sortiment-a.png',
	'images/nav-shop-a.png',
	'images/nav-kontakt-a.png',
	'images/nav-impressum-a.png'
);

$(document).ready(function(){
	// Google Maps API laden
	if($('#map').length) renderMap();
});

/* Google Maps API */
function renderMap() {
	// Map aufbauen
	var latlng = new google.maps.LatLng(52.55017, 9.74765);
 	var mapOptions = {
		zoom: 15,
		center: latlng,
		mapTypeId: google.maps.MapTypeId.ROADMAP
	};
	var map = new google.maps.Map(document.getElementById('map'), mapOptions);

	// InfoBox
	var contentString = 'Consulta';
	var infowindow = new google.maps.InfoWindow({
    	content: contentString
    });

    // Marker
	marker = new google.maps.Marker({
		position: latlng,
		map: map
	});
}