code: function(){
                  var data = $.data( this, drag.datakey ) || {};
                  // check for related events
                  if ( data.related )
                      return;
                  // remove the stored data
                  $.removeData( this, drag.datakey );
                  // remove the mousedown event
                  $event.remove( this, "touchstart mousedown", drag.init );
                  // enable text selection
                  drag.textselect( true );
                  // un-prevent image dragging in IE...
                  if ( this.detachEvent )
                      this.detachEvent("ondragstart", drag.dontstart );
              }
docs: destroy configured interaction