function verScroll(dir, spd, loop)
{
 loop = true;
 direction = "up";
 speed = 10;
 scrolltimer = null;
 if (document.layers)
  {
   var page = eval(document.contentLayer);
  }
   else
    {
     if (document.getElementById)
      {
       var page= eval("document.getElementById('contentLayer').style");
      }
       else
        {
         if (document.all)
          {
           var page = eval(document.all.contentLayer.style);
          }
        }
    }
 direction = dir;
 speed = parseInt(spd);
 var y_pos = parseInt(page.top);
 if (loop == true)
  {
   if (direction == "dn")
    {
     page.top = (y_pos - (speed));
    }
     else
      {
       if (direction == "up" && y_pos < 0)
        {
         page.top = (y_pos + (speed));
        }
         else
          {
           if (direction == "top")
            {
             page.top = 0;
            }
          }
      }
   scrolltimer = setTimeout("verScroll(direction,speed)", 1);
  }
}

function stopScroll()
 {
  loop = false;
  clearTimeout(scrolltimer);
 }