modernizr/src/docElement.js

Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.

define(function() {
  /**
   * docElement is a convenience wrapper to grab the root element of the document
   *
   * @access private
   * @returns {HTMLElement|SVGElement} The root element of the document
   */

  var docElement = document.documentElement;
  return docElement;
});