function initialize() {  
    if (GBrowserIsCompatible()) {  
    if(document.getElementById('map_canvas_dresden')){  
     var map = new GMap2(document.getElementById('map_canvas_dresden'));  
     map.setMapType(G_NORMAL_MAP); 
     map.addControl(new GSmallMapControl()); 
     map.addControl(new GMapTypeControl()); 
     map.setCenter(new GLatLng(51.04799086945067, 13.76162052154541), 15);  
     var text = '<h4>Mari&auml; Heimsuchung Kapelle</h4><p>Dinglingerstra&szlig;e 6</p>'; 
     map.openInfoWindowHtml(map.getCenter(),text); 
      } else  
    if(document.getElementById('map_canvas_erfurt')){  
     var map = new GMap2(document.getElementById('map_canvas_erfurt'));  
     map.setMapType(G_NORMAL_MAP); 
     map.addControl(new GSmallMapControl()); 
     map.addControl(new GMapTypeControl()); 
     map.setCenter(new GLatLng(50.97348, 11.01756), 15);  
     var text = '<h4>St. Martini Kirche,</h4> Br&uuml;hler Stra&szlig;e 55, 99084 Erfurt (Br&uuml;hlervorstadt)</p>'; 
     map.openInfoWindowHtml(map.getCenter(),text); 
      } else  
    if(document.getElementById('map_canvas_halle')){  
     var map = new GMap2(document.getElementById('map_canvas_halle'));  
     map.setMapType(G_NORMAL_MAP); 
     map.addControl(new GSmallMapControl()); 
     map.addControl(new GMapTypeControl()); 
     map.setCenter(new GLatLng(51.50205, 11.96158), 15);  
     var text = '<h4>St. Norbert Kirche</h4> K&ouml;rnerstraße 19</p>'; 
     map.openInfoWindowHtml(map.getCenter(),text); 
      } else  
    if(document.getElementById('map_canvas_cottbus')){  
     var map = new GMap2(document.getElementById('map_canvas_cottbus'));  
     map.setMapType(G_NORMAL_MAP); 
     map.addControl(new GSmallMapControl()); 
     map.addControl(new GMapTypeControl()); 
     map.setCenter(new GLatLng(51.75228, 14.33345), 15);  
     var text = '<h4>Christuskirche</h4> Stra&szlig;e der Jugend 23a</p>'; 
     map.openInfoWindowHtml(map.getCenter(),text); 
      } else  
    if(document.getElementById('map_canvas_leipzig')){  
     var map = new GMap2(document.getElementById('map_canvas_leipzig'));  
     map.setMapType(G_NORMAL_MAP); 
     map.addControl(new GSmallMapControl()); 
     map.addControl(new GMapTypeControl()); 
     map.setCenter(new GLatLng(51.32772897695898, 12.404149174690246), 15);  
     var text = '<h4>St. Laurentius Kirche</h4><p>Witzgallstra&szlig;e 20</p>'; 
     map.openInfoWindowHtml(map.getCenter(),text); 
      } else
   if(document.getElementById('map_canvas_friedrichstrasse')){  
     var map = new GMap2(document.getElementById('map_canvas_friedrichstrasse'));  
     map.setMapType(G_NORMAL_MAP); 
     map.addControl(new GSmallMapControl()); 
     map.addControl(new GMapTypeControl()); 
     map.setCenter(new GLatLng(51.0597802, 13.7188837), 15);  
     var text = '<h4>Alter katholischen Friedhof</h4><p>Friedrichstrasse 54</p>'; 
     map.openInfoWindowHtml(map.getCenter(),text); 
      }       
       }     }