function SwitchItem() {
  var input = document.getElementById('ctl00$ContentPlaceHolder$grdFansFocusedRow');
  var pos = input.value.lastIndexOf('~') + 1;
  if (pos != -1) {
    ifrItems.document.forms(0).NextItem.value=input.value.substr(pos);
    ifrItems.document.forms(0).submit();
  }
}