My DOM Ready function

readme.md

Usage:

domready(function () {
  // do stuff that requires the DOM
});

domready.js

/*jslint indent: 2 */
(function (global) {
  'use strict';
  var domready = function (callback) {
    if (typeof callback !== 'function') {
      throw new TypeError('callback is not a function');
    }
    function loaded() {
      callback();
    }
    if (global.addEventListener) {
      global.addEventListener('DOMContentLoaded', loaded, false);
    } else if (global.attachEvent) {
      global.attachEvent('onload', loaded);
    } else {
      loaded();
    }
  };
  global.domready = domready;
}(this));

Usage example:

window.DomReady(function () {
  console.log('DOM is now ready!');
});