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function disable_tabform_items ( tabSelector )  
{ 
    // loop along all the rows with a DISABLE_ITEMS cell
    $(tabSelector).find('[data-item="DISABLE_ITEMS"]').each( 
      function() 
    {
      // make array of item names to be disabled
      list = $(this).val().split(':');
      if ( list.length > 0 ) 
      { 
        // identify the row
        var tr = $(this).closest('tr');

        // disable all the item in the list  
        for ( i=0 ; i < list.length ; i++ ) 
        {
          $(tr).find('[headers="'+list[i]+'"]')
               .find('input,textarea,select,button.ui-datepicker-trigger,a.a-Button--popupLOV')
               .addClass('apex_disabled')
               .attr('tabindex','-1');
        }       
      }
    });
}