Custom Google Map

function InitiallizeMap(){
 var myLatLng = new google.maps.LatLng(-33.903236,151.142783);
 var myOptions = {
  zoom: 16,
  center: myLatLng,
  mapTypeId: google.maps.MapTypeId.ROADMAP,
  mapTypeControl: false,
  zoomControl:false,
  streetViewControl:false,
 }
 var styles = [
  {
   "stylers": [
    { "invert_lightness": true },
    { "saturation": -47 },
    { "lightness": -9 }
   ]
  },{
   "featureType": "road",
   "stylers": [
    { "saturation": -91 },
    { "lightness": 25 },
    { "gamma": 0.92 }
   ]
  }
 ];

 
 var image = '/images/img_map-overlay-icon.png';
 var map = new google.maps.Map(document.getElementById("googleMap"),myOptions);
 var marker = new google.maps.Marker({
    position: new google.maps.LatLng(-33.903236,151.142783),
    map : map,
    icon: image
 });
 map.setOptions({styles: styles});
 google.maps.event.addListener(marker,'click', function() {
  window.open("https://maps.google.com/maps?q=The+Hub+House,+412+New+Canterbury+Road,+Dulwich+Hill,+NSW,+2203,+Australia&hl=en&ll=-33.903245,151.142778&spn=0.00976,0.021007&sll=-33.903485,151.143653&sspn=0.00244,0.005252&oq=hub410-412+New+canterbury+Road,Dulwich+hill.+NSW+2203&hq=The+Hub+House,&hnear=412+New+Canterbury+Rd,+Dulwich+Hill+New+South+Wales+2203,+Australia&t=m&z=16");   
 });  
}