function getListByID(l)
{
  var selectors = document.getElementsByTagName("select");
  for (var i=0;i<selectors.length;i++) 
  {
    var s = selectors[i].id;
    if (s.match(l))
    {
      return document.getElementById(s);              
    }
  }
}

function DoJump(l)
{
  var ctrl = getListByID(l);  
  if (ctrl.value != -1)
  {
    document.location = ctrl.value;
  }  
}