$(document).ready(function() {
  /*
     'Plans' filtering
   */
  var no_matches_message = $('<tr style="display: none;"><td colspan="20">' + __('No matches') + '</td></tr>').appendTo($('#dmp_table tbody')),
                    rows = $('#dmp_table tbody tr'),
                  filter = $('#filter');

  filter.keyup(function() {
    var query = $(this).val(),
          len = query.length,
    filter_re = new RegExp(query, 'i'),
      matched = false;

    if (len < 2) {
      rows.show();
      no_matches_message.hide();
      return;
    }

    no_matches_message.hide();

    rows.each(function() {
      var row = $(this);
      row.text().match(filter_re) ? (matched = true && row.show()) : row.hide();
    });

    if (!matched)
      no_matches_message.show();
  });

  $('#clear_filter').click(function(e) {
    e.preventDefault();

    filter.val('');
    rows.show();
    no_matches_message.hide();
  });

 $('#filter_form').submit(function(e) { e.preventDefault() } );

});