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				@@ -3138,7 +3138,6 @@ var PDFViewer = function pdfViewer() { 
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				         throw new Error('Invalid page number.'); 
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				       } 
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				       if (!this.pdfDocument) { 
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				-        this._currentPageNumber = val; 
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				         return; 
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				       } 
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				       this._setCurrentPageNumber(val, true); 
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				@@ -3187,8 +3186,6 @@ var PDFViewer = function pdfViewer() { 
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				         throw new Error('Invalid numeric scale'); 
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				       } 
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				       if (!this.pdfDocument) { 
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				-        this._currentScale = val; 
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				-        this._currentScaleValue = val !== _ui_utils.UNKNOWN_SCALE ? val.toString() : null; 
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				         return; 
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				       } 
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				       this._setScale(val, false); 
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				@@ -3198,8 +3195,6 @@ var PDFViewer = function pdfViewer() { 
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				     }, 
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				     set currentScaleValue(val) { 
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				       if (!this.pdfDocument) { 
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				-        this._currentScale = isNaN(val) ? _ui_utils.UNKNOWN_SCALE : val; 
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				-        this._currentScaleValue = val.toString(); 
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				         return; 
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				       } 
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				       this._setScale(val, false); 
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				@@ -3211,11 +3206,11 @@ var PDFViewer = function pdfViewer() { 
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				       if (!(typeof rotation === 'number' && rotation % 90 === 0)) { 
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				         throw new Error('Invalid pages rotation angle.'); 
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				       } 
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				-      this._pagesRotation = rotation; 
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				       if (!this.pdfDocument) { 
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				         return; 
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				       } 
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				-      for (var i = 0, l = this._pages.length; i < l; i++) { 
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				+      this._pagesRotation = rotation; 
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				+      for (var i = 0, ii = this._pages.length; i < ii; i++) { 
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				         var pageView = this._pages[i]; 
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				         pageView.update(pageView.scale, rotation); 
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				       } 
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