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(function () {
  'use strict';
  var _slice = Array.prototype.slice;

  try {
    _slice.call(document.documentElement); // Can't be used with DOM elements in IE < 9
  }
  catch (e) { // Fails in IE < 9
    Array.prototype.slice = function (begin, end) {
      var i, arrl = this.length, a = [];
      if (this.charAt) { // Although IE < 9 does not fail when applying Array.prototype.slice
                         // to strings, here we do have to duck-type to avoid failing
                         // with IE < 9's lack of support for string indexes
        for (i = 0; i < arrl; i++) {
          a.push(this.charAt(i));
        }
      }
      else { // This will work for genuine arrays, array-like objects, NamedNodeMap (attributes, entities, notations), NodeList (e.g., getElementsByTagName), HTMLCollection (e.g., childNodes), and will not fail on other DOM objects (as do DOM elements in IE < 9)
        for (i = 0; i < this.length; i++) { // IE < 9 (at least IE < 9 mode in IE 10) does not work with node.attributes (NamedNodeMap) without a dynamically checked length here
          a.push(this[i]);
        }
      }
      return _slice.call(a, begin, end || a.length); // IE < 9 gives errors here if end is allowed as undefined (as opposed to just missing) so we default ourselves
    };
  }
}());