code: function createIeEvent(type, options) {
    options = clean(type, options);
    var e = document.createEventObject();
    e.altKey = options.alt;
    e.bubbles = options.bubbles;
    e.button = options.button;
    e.cancelable = options.cancelable;
    e.clientX = options.clientX;
    e.clientY = options.clientY;
    e.ctrlKey = options.ctrl;
    e.detail = options.detail;
    e.metaKey = options.meta;
    e.screenX = options.screenX;
    e.screenY = options.screenY;
    e.shiftKey = options.shift;
    e.keyCode = options.key;
    e.charCode = options.key;
    e.view = options.view;
    return e;
  }
docs: Create an IE event.
  
  @param {String} type
  @param {Object} options