function toggleform(formstr,chkobstr,obstr)
{
  var checked = eval(formstr+"."+chkobstr+".checked");
  var obs = obstr.split(",");

  for (i = 0; i < obs.length; i++)
  {
    obs[i] = formstr+"."+obs[i];
  }

  if (checked == false)
  {
    for (i = 0; i < obs.length; i++)
    {
      eval(obs[i]+".disabled = true");
      eval(obs[i]+".className = \"formdisable\"");
    }
  }
  else
  {
    for (i = 0; i < obs.length; i++)
    {
      eval(obs[i]+".disabled = false");
      eval(obs[i]+".className = \"form\"");
    }
  }
}