docs: function (quote) {
        var str;
        var n = this.html.indexOf(quote, this.currentChar);
        if (n === -1) {
          this.currentChar = this.html.length;
          str = null;
        } else {
          str = this.html.substring(this.currentChar, n);
          this.currentChar = n + 1;
        }
  
        return str;
      }