code: function isDocumentElement(element) {
  	if (   element == document.body
  		|| element.nodeType === 9
  		|| (element.nodeType == 1 && element.nodeName == 'HTML')) {
  		return true;
  	}
  
  	return false;
  }
docs: Returns true if the element is the body or document or html element
  
  @author   Jelle De Loecker   <jelle@develry.be>
  @since    1.2.2
  @version  1.2.2
  
  @param    {HTMLElement}   element
  
  @return   {Boolean}