code: function getInertElement() {
  	        if (inertElement)
  	            return inertElement;
  	        DOM = getDOM();
  	        // Prefer using <template> element if supported.
  	        var templateEl = DOM.createElement('template');
  	        if ('content' in templateEl)
  	            return templateEl;
  	        var doc = DOM.createHtmlDocument();
  	        inertElement = DOM.querySelector(doc, 'body');
  	        if (inertElement == null) {
  	            // usually there should be only one body element in the document, but IE doesn't have any, so we
  	            // need to create one.
  	            var html = DOM.createElement('html', doc);
  	            inertElement = DOM.createElement('body', doc);
  	            DOM.appendChild(html, inertElement);
  	            DOM.appendChild(doc, html);
  	        }
  	        return inertElement;
  	    }
docs: Returns an HTML element that is guaranteed to not execute code when creating elements in it.