var ot;

function runFirst()
{
 s=document.getElementById('scrollText');
 ot=s.offsetTop;
 startScroll();
}

function startScroll()
{
 s=document.getElementById('scrollText');
 h=s.clientHeight;
 t=s.offsetTop;
 if (t < (0 - h))
 {
  s.style.top=ot+'px';
  t=s.offsetTop;
 }
 s.style.top=(t - 1)+'px';
 vscroll = setTimeout(startScroll, 50);
}

function stopScroll(d)
{
 clearTimeout(vscroll);
 s=document.getElementById('scrollText');
 t=s.offsetTop;
 s.style.top=t+'px';
}