// Bubble für den Googlemap-Marker
function createMarker(point) {
  var marker = new GMarker(point);
  GEvent.addListener(marker, "click", function() {
    marker.openInfoWindowHtml("<strong>F.I.R.M. CONSULT</strong><br/>Sch&ouml;nleinstra&szlig;e 42<br/>45131 Essen R&uuml;ttenscheid");
  });
  return marker;
}