code: function( elm ) {
        var uids = elm.data('uids');
        if (uids) {
          $.each(uids, function(index, value) {
            var prop_object = globals.registry[value];
            if (prop_object._status == 'paused') {
              prop_object._interval = setInterval(prop_object._interval_func, prop_object._speed);
            }
            prop_object._status = 'active';
          });
        }
        return plugin_ref;
      }
docs: Re-starts a watch of any registered watched on elements/objects.
  @param elm