function onLoad() {
      if (!GBrowserIsCompatible()) 
      {
         document.getElementById("MapBuilderMap").innerHTML = "Unfortunately your browser doesn't support Google Maps.<br /> To check browser compatibility visit the following <a href=\"http://local.google.com/support/bin/answer.py?answer=16532&topic=1499\">link</a>.";
         return;
      }

      map = new GMap2(document.getElementById("MapBuilderMap"));
      var MB = new MapBuilder(map);
      // Render map
      MB.renderMap();
    }