function VT_callJS(jsStr) { 
     if (jsStr=="start")      {document.pano.start();}
     else if (jsStr=="stop")  {document.pano.stop();}  
     else {
       document.pano.stop();
       //alert(document.location.href);
       //var obj=document.location.href;
       //var plug=obj.indexOf("file:");
       //if (plug==0){loc="fpx.htm#" + jsStr; }
      
       loc="http://www.vista.it/zoom/atlantic/z3dp.htm#" + jsStr;

       window.open(loc,'z3dp','left=10,top=10,width=720,height=470,status=yes,resizable=yes');
     }          
   }