code: function stylesheet(path, media) {
    if (path) {
      var html = '<link rel="stylesheet" href="'+path+'"'+(media ? 'media="'+media+'"' : '')+' />';
  	if (this.html.indexOf(html) == -1) this.append(html);
    }
    return this;
  }
docs: bound to stylesheets Block in renderFile