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diff --git a/admin/survey/excel/PHPExcel/Shared/Drawing.php b/admin/survey/excel/PHPExcel/Shared/Drawing.php
deleted file mode 100644
index e8bf4a1..0000000
--- a/admin/survey/excel/PHPExcel/Shared/Drawing.php
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@@ -1,272 +0,0 @@
-<?php

-/**

- * PHPExcel

- *

- * Copyright (c) 2006 - 2012 PHPExcel

- *

- * This library is free software; you can redistribute it and/or

- * modify it under the terms of the GNU Lesser General Public

- * License as published by the Free Software Foundation; either

- * version 2.1 of the License, or (at your option) any later version.

- *

- * This library is distributed in the hope that it will be useful,

- * but WITHOUT ANY WARRANTY; without even the implied warranty of

- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

- * Lesser General Public License for more details.

- *

- * You should have received a copy of the GNU Lesser General Public

- * License along with this library; if not, write to the Free Software

- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

- *

- * @category   PHPExcel

- * @package    PHPExcel_Shared

- * @copyright  Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)

- * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL

- * @version    1.7.8, 2012-10-12

- */

-

-

-/**

- * PHPExcel_Shared_Drawing

- *

- * @category   PHPExcel

- * @package    PHPExcel_Shared

- * @copyright  Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)

- */

-class PHPExcel_Shared_Drawing

-{

-	/**

-	 * Convert pixels to EMU

-	 *

-	 * @param 	int $pValue	Value in pixels

-	 * @return 	int			Value in EMU

-	 */

-	public static function pixelsToEMU($pValue = 0) {

-		return round($pValue * 9525);

-	}

-

-	/**

-	 * Convert EMU to pixels

-	 *

-	 * @param 	int $pValue	Value in EMU

-	 * @return 	int			Value in pixels

-	 */

-	public static function EMUToPixels($pValue = 0) {

-		if ($pValue != 0) {

-			return round($pValue / 9525);

-		} else {

-			return 0;

-		}

-	}

-

-	/**

-	 * Convert pixels to column width. Exact algorithm not known.

-	 * By inspection of a real Excel file using Calibri 11, one finds 1000px ~ 142.85546875

-	 * This gives a conversion factor of 7. Also, we assume that pixels and font size are proportional.

-	 *

-	 * @param 	int $pValue	Value in pixels

-	 * @param 	PHPExcel_Style_Font $pDefaultFont	Default font of the workbook

-	 * @return 	int			Value in cell dimension

-	 */

-	public static function pixelsToCellDimension($pValue = 0, PHPExcel_Style_Font $pDefaultFont) {

-		// Font name and size

-		$name = $pDefaultFont->getName();

-		$size = $pDefaultFont->getSize();

-

-		if (isset(PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size])) {

-			// Exact width can be determined

-			$colWidth = $pValue

-				* PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['width']

-				/ PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['px'];

-		} else {

-			// We don't have data for this particular font and size, use approximation by

-			// extrapolating from Calibri 11

-			$colWidth = $pValue * 11

-				* PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['width']

-				/ PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['px'] / $size;

-		}

-

-		return $colWidth;

-	}

-

-	/**

-	 * Convert column width from (intrinsic) Excel units to pixels

-	 *

-	 * @param 	float	$pValue		Value in cell dimension

-	 * @param 	PHPExcel_Style_Font $pDefaultFont	Default font of the workbook

-	 * @return 	int		Value in pixels

-	 */

-	public static function cellDimensionToPixels($pValue = 0, PHPExcel_Style_Font $pDefaultFont) {

-		// Font name and size

-		$name = $pDefaultFont->getName();

-		$size = $pDefaultFont->getSize();

-

-		if (isset(PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size])) {

-			// Exact width can be determined

-			$colWidth = $pValue

-				* PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['px']

-				/ PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['width'];

-

-		} else {

-			// We don't have data for this particular font and size, use approximation by

-			// extrapolating from Calibri 11

-			$colWidth = $pValue * $size

-				* PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['px']

-				/ PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['width'] / 11;

-		}

-

-		// Round pixels to closest integer

-		$colWidth = (int) round($colWidth);

-

-		return $colWidth;

-	}

-

-	/**

-	 * Convert pixels to points

-	 *

-	 * @param 	int $pValue	Value in pixels

-	 * @return 	int			Value in points

-	 */

-	public static function pixelsToPoints($pValue = 0) {

-		return $pValue * 0.67777777;

-	}

-

-	/**

-	 * Convert points to pixels

-	 *

-	 * @param 	int $pValue	Value in points

-	 * @return 	int			Value in pixels

-	 */

-	public static function pointsToPixels($pValue = 0) {

-		if ($pValue != 0) {

-			return (int) ceil($pValue * 1.333333333);

-		} else {

-			return 0;

-		}

-	}

-

-	/**

-	 * Convert degrees to angle

-	 *

-	 * @param 	int $pValue	Degrees

-	 * @return 	int			Angle

-	 */

-	public static function degreesToAngle($pValue = 0) {

-		return (int)round($pValue * 60000);

-	}

-

-	/**

-	 * Convert angle to degrees

-	 *

-	 * @param 	int $pValue	Angle

-	 * @return 	int			Degrees

-	 */

-	public static function angleToDegrees($pValue = 0) {

-		if ($pValue != 0) {

-			return round($pValue / 60000);

-		} else {

-			return 0;

-		}

-	}

-

-	/**

-	 * Create a new image from file. By alexander at alexauto dot nl

-	 *

-	 * @link http://www.php.net/manual/en/function.imagecreatefromwbmp.php#86214

-	 * @param string $filename Path to Windows DIB (BMP) image

-	 * @return resource

-	 */

-	public static function imagecreatefrombmp($p_sFile)

-	{

-        //    Load the image into a string

-        $file    =    fopen($p_sFile,"rb");

-        $read    =    fread($file,10);

-        while(!feof($file)&&($read<>""))

-            $read    .=    fread($file,1024);

-

-        $temp    =    unpack("H*",$read);

-        $hex    =    $temp[1];

-        $header    =    substr($hex,0,108);

-

-        //    Process the header

-        //    Structure: http://www.fastgraph.com/help/bmp_header_format.html

-        if (substr($header,0,4)=="424d")

-        {

-            //    Cut it in parts of 2 bytes

-            $header_parts    =    str_split($header,2);

-

-            //    Get the width        4 bytes

-            $width            =    hexdec($header_parts[19].$header_parts[18]);

-

-            //    Get the height        4 bytes

-            $height            =    hexdec($header_parts[23].$header_parts[22]);

-

-            //    Unset the header params

-            unset($header_parts);

-        }

-

-        //    Define starting X and Y

-        $x                =    0;

-        $y                =    1;

-

-        //    Create newimage

-        $image            =    imagecreatetruecolor($width,$height);

-

-        //    Grab the body from the image

-        $body            =    substr($hex,108);

-

-        //    Calculate if padding at the end-line is needed

-        //    Divided by two to keep overview.

-        //    1 byte = 2 HEX-chars

-        $body_size        =    (strlen($body)/2);

-        $header_size    =    ($width*$height);

-

-        //    Use end-line padding? Only when needed

-        $usePadding        =    ($body_size>($header_size*3)+4);

-

-        //    Using a for-loop with index-calculation instaid of str_split to avoid large memory consumption

-        //    Calculate the next DWORD-position in the body

-        for ($i=0;$i<$body_size;$i+=3)

-        {

-            //    Calculate line-ending and padding

-            if ($x>=$width)

-            {

-                //    If padding needed, ignore image-padding

-                //    Shift i to the ending of the current 32-bit-block

-                if ($usePadding)

-                    $i    +=    $width%4;

-

-                //    Reset horizontal position

-                $x    =    0;

-

-                //    Raise the height-position (bottom-up)

-                $y++;

-

-                //    Reached the image-height? Break the for-loop

-                if ($y>$height)

-                    break;

-            }

-

-            //    Calculation of the RGB-pixel (defined as BGR in image-data)

-            //    Define $i_pos as absolute position in the body

-            $i_pos    =    $i*2;

-            $r        =    hexdec($body[$i_pos+4].$body[$i_pos+5]);

-            $g        =    hexdec($body[$i_pos+2].$body[$i_pos+3]);

-            $b        =    hexdec($body[$i_pos].$body[$i_pos+1]);

-

-            //    Calculate and draw the pixel

-            $color    =    imagecolorallocate($image,$r,$g,$b);

-            imagesetpixel($image,$x,$height-$y,$color);

-

-            //    Raise the horizontal position

-            $x++;

-        }

-

-        //    Unset the body / free the memory

-        unset($body);

-

-        //    Return image-object

-        return $image;

-	}

-

-}