function moveImage(id, x, y){
        //switch of mac ie: if (document.all && !window.print) return;
        obj=xGetElementById(id);
        if(obj!=null){
         if(x != 'na') {
          var newx = parseInt(obj.style.left.substring(0, obj.style.left.indexOf("p")));
          newx = newx + x;
          obj.style.left = newx + 'px';
         };
         if(y != 'na') {
          var newy = parseInt(obj.style.top.substring(0, obj.style.top.indexOf("p")));
          newy = newy + y;
          obj.style.top = newy + 'px';
         }
        }
   }
   
   function switchImage(id, newsrc){
     var safari=(navigator.userAgent.indexOf('Safari')!=-1);
     obj=xGetElementById(id);

     if(obj!=null){
      //Safari Image Resize Bug
      if(safari) obj.src='./images/tav/2005/white_pixel.gif';
      obj.src=newsrc;
     }
    
   }