code: function(context) {
        var element = context.createElement("div"),
            html5   = "<article>foo</article>";
        element.innerHTML = html5;
        return element.innerHTML.toLowerCase() === html5;
      }
docs: Everything below IE9 doesn't know how to treat HTML5 tags
  
  @param {Object} context The document object on which to check HTML5 support
  
  @example
  wysihtml5.browser.supportsHTML5Tags(document);