docs: function(name) {
              if (typeof name === 'undefined') return this._element;
              var e = this._element.querySelector("[name='" + name + "']");
              if (!e) {
                  throw new Error(
                      "[WTag.get] Can't find child [name=\""
                          + name + "\"] in element \"" + this._id + "\"!"
                  );
              }
              return e;
          }