this.getScrollLeft = function (last) {
        if (!last) {
          var mtx = getMatrixValues();
          if (mtx) return (mtx.length == 16) ? -mtx[12] : -mtx[4]; //matrix3d 16 on IE10
          if (self.timerscroll && self.timerscroll.bh) return self.timerscroll.bh.getNow();