code: function kill(event, node){
      node = getNode(node);
  
      if (node)
        addHandler(node, event, kill);
      else
      {
        cancelDefault(event);
        cancelBubble(event);
      }
    }
docs: Stops event bubbling and prevent default actions for event.
  @param {Event|string} event
  @param {Node=} node