function createMarker(point, html) 
{
  var marker = new GMarker(point);
  GEvent.addListener(	marker, 'click', function(){marker.openInfoWindowHtml(html);});
  return marker;
}

function PaintGmap() 
{
   if (GBrowserIsCompatible()&&document.getElementById('gmap')) 
   {
 			  var point = new GLatLng(50.70545,12.7575);
        var map = new GMap2(document.getElementById("gmap"));
			  map.setCenter(point, 15);			
				map.addControl(new GSmallMapControl ());
				var markertext = "<b>Chemnitzer Trennwände Sehr & Schürer GbR</b><br />Auer Straße 36<br />09366 Stollberg";
				var marker = createMarker(point, markertext);
				map.addOverlay(marker);
    }
}