code: function(sel) {
        if (!this.length) {
          return false;
        }
        var m = (this[0].matches || this[0].matchesSelector || this[0].msMatchesSelector || this[0].mozMatchesSelector || this[0].webkitMatchesSelector || this[0].oMatchesSelector || function(s) {
          return [].indexOf.call(document.querySelectorAll(s), this) !== -1;
        });
        return m.call(this[0], sel);
      }
docs: is method
  matches the element against a selector
  @param  {string}  sel - selector to match
  @return {boolean}