diff --git a/main/inc/lib/document.lib.php b/main/inc/lib/document.lib.php
index fc15de9b5c..0038ddad6d 100755
--- a/main/inc/lib/document.lib.php
+++ b/main/inc/lib/document.lib.php
@@ -62,176 +62,190 @@ class DocumentManager {
         // All MIME types in an array (from 1.6, this is the authorative source)
         // Please, keep this alphabetical if you add something to this list!
         $mime_types = array(
-            'ai' => 'application/postscript',
-            'aif' => 'audio/x-aiff',
-            'aifc' => 'audio/x-aiff',
-            'aiff' => 'audio/x-aiff',
-            'asf' => 'video/x-ms-asf',
-            'asc' => 'text/plain',
-            'au' => 'audio/basic',
-            'avi' => 'video/x-msvideo',
-            'bcpio' => 'application/x-bcpio',
-            'bin' => 'application/octet-stream',
-            'bmp' => 'image/bmp',
-            'cdf' => 'application/x-netcdf',
-            'class' => 'application/octet-stream',
-            'cpio' => 'application/x-cpio',
-            'cpt' => 'application/mac-compactpro',
-            'csh' => 'application/x-csh',
-            'css' => 'text/css',
-            'dcr' => 'application/x-director',
-            'dir' => 'application/x-director',
-            'djv' => 'image/vnd.djvu',
-            'djvu' => 'image/vnd.djvu',
-            'dll' => 'application/octet-stream',
-            'dmg' => 'application/x-diskcopy',
-            'dms' => 'application/octet-stream',
-            'doc' => 'application/msword',
-            'docx'=> 'application/msword',
-            'dvi' => 'application/x-dvi',
-            'dwg' => 'application/vnd.dwg',
-            'dxf' => 'application/vnd.dxf',
-            'dxr' => 'application/x-director',
-            'eps' => 'application/postscript',
-            'epub' => 'application/epub+zip',
-            'etx' => 'text/x-setext',
-            'exe' => 'application/octet-stream',
-            'ez' => 'application/andrew-inset',
-            'gif' => 'image/gif',
-            'gtar' => 'application/x-gtar',
-            'gz' => 'application/x-gzip',
-            'hdf' => 'application/x-hdf',
-            'hqx' => 'application/mac-binhex40',
-            'htm' => 'text/html',
-            'html' => 'text/html',
-            'ice' => 'x-conference-xcooltalk',
-            'ief' => 'image/ief',
-            'iges' => 'model/iges',
-            'igs' => 'model/iges',
-            'jar' => 'application/java-archiver',
-            'jpe' => 'image/jpeg',
-            'jpeg' => 'image/jpeg',
-            'jpg' => 'image/jpeg',
-            'js' => 'application/x-javascript',
-            'kar' => 'audio/midi',
-            'latex' => 'application/x-latex',
-            'lha' => 'application/octet-stream',
-            'log' => 'text/plain',
-            'lzh' => 'application/octet-stream',
-            'm1a' => 'audio/mpeg',
-            'm2a' => 'audio/mpeg',
-            'm3u' => 'audio/x-mpegurl',
-            'man' => 'application/x-troff-man',
-            'me' => 'application/x-troff-me',
-            'mesh' => 'model/mesh',
-            'mid' => 'audio/midi',
-            'midi' => 'audio/midi',
-            'mov' => 'video/quicktime',
-            'movie' => 'video/x-sgi-movie',
-            'mp2' => 'audio/mpeg',
-            'mp3' => 'audio/mpeg',
-            'mp4' => 'video/mpeg4-generic',
-            'mpa' => 'audio/mpeg',
-            'mpe' => 'video/mpeg',
-            'mpeg' => 'video/mpeg',
-            'mpg' => 'video/mpeg',
-            'mpga' => 'audio/mpeg',
-            'ms' => 'application/x-troff-ms',
-            'msh' => 'model/mesh',
-            'mxu' => 'video/vnd.mpegurl',
-            'nc' => 'application/x-netcdf',
-            'oda' => 'application/oda',
-            'oga'=> 'audio/ogg',
-            'ogg'=> 'application/ogg',
-            'ogx'=> 'application/ogg',
-            'ogv'=> 'video/ogg',
-            'pbm' => 'image/x-portable-bitmap',
-            'pct' => 'image/pict',
-            'pdb' => 'chemical/x-pdb',
-            'pdf' => 'application/pdf',
-            'pgm' => 'image/x-portable-graymap',
-            'pgn' => 'application/x-chess-pgn',
-            'pict' => 'image/pict',
-            'png' => 'image/png',
-            'pnm' => 'image/x-portable-anymap',
-            'ppm' => 'image/x-portable-pixmap',
-            'ppt' => 'application/vnd.ms-powerpoint',
-            'pptx'=> 'application/vnd.ms-powerpoint',
-            'pps' => 'application/vnd.ms-powerpoint',
-            'ps' => 'application/postscript',
-            'qt' => 'video/quicktime',
-            'ra' => 'audio/x-realaudio',
-            'ram' => 'audio/x-pn-realaudio',
-            'rar' => 'image/x-rar-compressed',
-            'ras' => 'image/x-cmu-raster',
-            'rgb' => 'image/x-rgb',
-            'rm' => 'audio/x-pn-realaudio',
-            'roff' => 'application/x-troff',
-            'rpm' => 'audio/x-pn-realaudio-plugin',
-            'rtf' => 'text/rtf',
-            'rtx' => 'text/richtext',
-            'sgm' => 'text/sgml',
-            'sgml' => 'text/sgml',
-            'sh' => 'application/x-sh',
-            'shar' => 'application/x-shar',
-            'silo' => 'model/mesh',
-            'sib' => 'application/X-Sibelius-Score',
-            'sit' => 'application/x-stuffit',
-            'skd' => 'application/x-koan',
-            'skm' => 'application/x-koan',
-            'skp' => 'application/x-koan',
-            'skt' => 'application/x-koan',
-            'smi' => 'application/smil',
-            'smil' => 'application/smil',
-            'snd' => 'audio/basic',
-            'so' => 'application/octet-stream',
-            'spl' => 'application/x-futuresplash',
-            'src' => 'application/x-wais-source',
-            'sv4cpio' => 'application/x-sv4cpio',
-            'sv4crc' => 'application/x-sv4crc',
-            'svf' => 'application/vnd.svf',
-            'svg' => 'image/svg+xml',
-            //'svgz' => 'image/svg+xml',
-            'swf' => 'application/x-shockwave-flash',
-            'sxc' => 'application/vnd.sun.xml.calc',
-            'sxi' => 'application/vnd.sun.xml.impress',
-            'sxw' => 'application/vnd.sun.xml.writer',
-            't' => 'application/x-troff',
-            'tar' => 'application/x-tar',
-            'tcl' => 'application/x-tcl',
-            'tex' => 'application/x-tex',
-            'texi' => 'application/x-texinfo',
-            'texinfo' => 'application/x-texinfo',
-            'tga' => 'image/x-targa',
-            'tif' => 'image/tif',
-            'tiff' => 'image/tiff',
-            'tr' => 'application/x-troff',
-            'tsv' => 'text/tab-seperated-values',
-            'txt' => 'text/plain',
-            'ustar' => 'application/x-ustar',
-            'vcd' => 'application/x-cdlink',
-            'vrml' => 'model/vrml',
-            'wav' => 'audio/x-wav',
-            'wbmp' => 'image/vnd.wap.wbmp',
-            'wbxml' => 'application/vnd.wap.wbxml',
-            'wml' => 'text/vnd.wap.wml',
-            'wmlc' => 'application/vnd.wap.wmlc',
-            'wmls' => 'text/vnd.wap.wmlscript',
-            'wmlsc' => 'application/vnd.wap.wmlscriptc',
-            'wma' => 'video/x-ms-wma',
-            'wmv' => 'audio/x-ms-wmv',
-            'wrl' => 'model/vrml',
-            'xbm' => 'image/x-xbitmap',
-            'xht' => 'application/xhtml+xml',
-            'xhtml' => 'application/xhtml+xml',
-            'xls' => 'application/vnd.ms-excel',
-            'xlsx' => 'application/vnd.ms-excel',
-            'xml' => 'text/xml',
-            'xpm' => 'image/x-xpixmap',
-            'xsl' => 'text/xml',
-            'xwd' => 'image/x-windowdump',
-            'xyz' => 'chemical/x-xyz',
-            'zip' => 'application/zip'
+'ai' => 'application/postscript',
+'aif' => 'audio/x-aiff',
+'aifc' => 'audio/x-aiff',
+'aiff' => 'audio/x-aiff',
+'asf' => 'video/x-ms-asf',
+'asc' => 'text/plain',
+'au' => 'audio/basic',
+'avi' => 'video/x-msvideo',
+'bcpio' => 'application/x-bcpio',
+'bin' => 'application/octet-stream',
+'bmp' => 'image/bmp',
+'cdf' => 'application/x-netcdf',
+'class' => 'application/octet-stream',
+'cpio' => 'application/x-cpio',
+'cpt' => 'application/mac-compactpro',
+'csh' => 'application/x-csh',
+'css' => 'text/css',
+'dcr' => 'application/x-director',
+'dir' => 'application/x-director',
+'djv' => 'image/vnd.djvu',
+'djvu' => 'image/vnd.djvu',
+'dll' => 'application/octet-stream',
+'dmg' => 'application/x-diskcopy',
+'dms' => 'application/octet-stream',
+'doc' => 'application/msword',
+'docm' => 'application/vnd.ms-word.document.macroEnabled.12',
+'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
+'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
+'dvi' => 'application/x-dvi',
+'dwg' => 'application/vnd.dwg',
+'dxf' => 'application/vnd.dxf',
+'dxr' => 'application/x-director',
+'eps' => 'application/postscript',
+'epub' => 'application/epub+zip',
+'etx' => 'text/x-setext',
+'exe' => 'application/octet-stream',
+'ez' => 'application/andrew-inset',
+'gif' => 'image/gif',
+'gtar' => 'application/x-gtar',
+'gz' => 'application/x-gzip',
+'hdf' => 'application/x-hdf',
+'hqx' => 'application/mac-binhex40',
+'htm' => 'text/html',
+'html' => 'text/html',
+'ice' => 'x-conference-xcooltalk',
+'ief' => 'image/ief',
+'iges' => 'model/iges',
+'igs' => 'model/iges',
+'jar' => 'application/java-archiver',
+'jpe' => 'image/jpeg',
+'jpeg' => 'image/jpeg',
+'jpg' => 'image/jpeg',
+'js' => 'application/x-javascript',
+'kar' => 'audio/midi',
+'lam' => 'application/vnd.ms-excel.addin.macroEnabled.12',
+'latex' => 'application/x-latex',
+'lha' => 'application/octet-stream',
+'log' => 'text/plain',
+'lzh' => 'application/octet-stream',
+'m1a' => 'audio/mpeg',
+'m2a' => 'audio/mpeg',
+'m3u' => 'audio/x-mpegurl',
+'man' => 'application/x-troff-man',
+'me' => 'application/x-troff-me',
+'mesh' => 'model/mesh',
+'mid' => 'audio/midi',
+'midi' => 'audio/midi',
+'mov' => 'video/quicktime',
+'movie' => 'video/x-sgi-movie',
+'mp2' => 'audio/mpeg',
+'mp3' => 'audio/mpeg',
+'mp4' => 'video/mpeg4-generic',
+'mpa' => 'audio/mpeg',
+'mpe' => 'video/mpeg',
+'mpeg' => 'video/mpeg',
+'mpg' => 'video/mpeg',
+'mpga' => 'audio/mpeg',
+'ms' => 'application/x-troff-ms',
+'msh' => 'model/mesh',
+'mxu' => 'video/vnd.mpegurl',
+'nc' => 'application/x-netcdf',
+'oda' => 'application/oda',
+'oga'=> 'audio/ogg',
+'ogg'=> 'application/ogg',
+'ogx'=> 'application/ogg',
+'ogv'=> 'video/ogg',
+'pbm' => 'image/x-portable-bitmap',
+'pct' => 'image/pict',
+'pdb' => 'chemical/x-pdb',
+'pdf' => 'application/pdf',
+'pgm' => 'image/x-portable-graymap',
+'pgn' => 'application/x-chess-pgn',
+'pict' => 'image/pict',
+'png' => 'image/png',
+'pnm' => 'image/x-portable-anymap',
+'potm' => 'application/vnd.ms-powerpoint.template.macroEnabled.12',
+'potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template',
+'pps' => 'application/vnd.ms-powerpoint',
+'ppam' => 'application/vnd.ms-powerpoint.addin.macroEnabled.12',
+'ppsm' => 'application/vnd.ms-powerpoint.slideshow.macroEnabled.12',
+'ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
+'pptm' => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
+'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
+'ppm' => 'image/x-portable-pixmap',
+'ppt' => 'application/vnd.ms-powerpoint',
+'pps' => 'application/vnd.ms-powerpoint',
+'ps' => 'application/postscript',
+'qt' => 'video/quicktime',
+'ra' => 'audio/x-realaudio',
+'ram' => 'audio/x-pn-realaudio',
+'rar' => 'image/x-rar-compressed',
+'ras' => 'image/x-cmu-raster',
+'rgb' => 'image/x-rgb',
+'rm' => 'audio/x-pn-realaudio',
+'roff' => 'application/x-troff',
+'rpm' => 'audio/x-pn-realaudio-plugin',
+'rtf' => 'text/rtf',
+'rtx' => 'text/richtext',
+'sgm' => 'text/sgml',
+'sgml' => 'text/sgml',
+'sh' => 'application/x-sh',
+'shar' => 'application/x-shar',
+'silo' => 'model/mesh',
+'sib' => 'application/X-Sibelius-Score',
+'sit' => 'application/x-stuffit',
+'skd' => 'application/x-koan',
+'skm' => 'application/x-koan',
+'skp' => 'application/x-koan',
+'skt' => 'application/x-koan',
+'smi' => 'application/smil',
+'smil' => 'application/smil',
+'snd' => 'audio/basic',
+'so' => 'application/octet-stream',
+'spl' => 'application/x-futuresplash',
+'src' => 'application/x-wais-source',
+'sv4cpio' => 'application/x-sv4cpio',
+'sv4crc' => 'application/x-sv4crc',
+'svf' => 'application/vnd.svf',
+'svg' => 'image/svg+xml',
+//'svgz' => 'image/svg+xml',
+'swf' => 'application/x-shockwave-flash',
+'sxc' => 'application/vnd.sun.xml.calc',
+'sxi' => 'application/vnd.sun.xml.impress',
+'sxw' => 'application/vnd.sun.xml.writer',
+'t' => 'application/x-troff',
+'tar' => 'application/x-tar',
+'tcl' => 'application/x-tcl',
+'tex' => 'application/x-tex',
+'texi' => 'application/x-texinfo',
+'texinfo' => 'application/x-texinfo',
+'tga' => 'image/x-targa',
+'tif' => 'image/tif',
+'tiff' => 'image/tiff',
+'tr' => 'application/x-troff',
+'tsv' => 'text/tab-seperated-values',
+'txt' => 'text/plain',
+'ustar' => 'application/x-ustar',
+'vcd' => 'application/x-cdlink',
+'vrml' => 'model/vrml',
+'wav' => 'audio/x-wav',
+'wbmp' => 'image/vnd.wap.wbmp',
+'wbxml' => 'application/vnd.wap.wbxml',
+'wml' => 'text/vnd.wap.wml',
+'wmlc' => 'application/vnd.wap.wmlc',
+'wmls' => 'text/vnd.wap.wmlscript',
+'wmlsc' => 'application/vnd.wap.wmlscriptc',
+'wma' => 'video/x-ms-wma',
+'wmv' => 'audio/x-ms-wmv',
+'wrl' => 'model/vrml',
+'xbm' => 'image/x-xbitmap',
+'xht' => 'application/xhtml+xml',
+'xhtml' => 'application/xhtml+xml',
+'xls' => 'application/vnd.ms-excel',
+'xlsb' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
+'xlsm' => 'application/vnd.ms-excel.sheet.macroEnabled.12',
+'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
+'xltm' => 'application/vnd.ms-excel.template.macroEnabled.12',
+'xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
+'xml' => 'text/xml',
+'xpm' => 'image/x-xpixmap',
+'xsl' => 'text/xml',
+'xwd' => 'image/x-windowdump',
+'xyz' => 'chemical/x-xyz',
+'zip' => 'application/zip'
         );
 
         if ($filename === true) {