docs: function () {
              var skinObj = this._skinObj, frame = this._frame, obj = this._textInputField;
              if (obj) {
                  var frameWidth = frame.innerWidth - skinObj.innerPaddingLeft - skinObj.innerPaddingRight, inputWidth = obj.offsetLeft;
                  obj.style.width = (frameWidth - inputWidth - 4) + "px";// tolerance of 1 character
              }
  
          }