function page_change(asppage,ctrlid)
{
  window.location=asppage+'index='+document.getElementById(ctrlid).value;
}
function onpage_change(index)
{
  var f = document.GridPage;
  
  if(index=='index_hdr')
  {
    f.index.value = document.getElementById(index).value;
  }
  else
  {
    f.index.value = index;
  }
  f.submit();
}