aviflombaum

 delegate: function(rules) {
      return function(e) {
        var target = $(e.target), parent = null;
        for (var selector in rules) {
          if (target.is(selector) || ((parent = target.parents(selector)) && parent.length > 0)) {
            return rules[selector].apply(this, [parent || target].concat($.makeArray(arguments)));
          }
          parent = null;
        }
      }