'ai','application/postscript',
'aif','audio/x-aiff',
'asc','text/plain',
'au','audio/basic',
'avi','video/x-msvideo',
'bcpio','application/x-bcpio',
'bmp','image/bmp',
'cdf','application/x-netcdf',
'cpio','application/x-cpio',
'cpt','application/mac-compactpro',
'csh','application/x-csh',
'css','text/css',
'dll','application/octet-stream',
'doc','application/msword',
'dvi','application/x-dvi',
'dxr','application/x-director',
'etx','text/x-setext',
'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/x-cooltalk',
'ief','image/ief',
'iges','model/iges',
'jpe','image/jpeg',
'js','application/x-javascript',
'latex','application/x-latex',
'm3u','audio/x-mpegurl',
'man','application/x-troff-man',
'me','application/x-troff-me',
'mid','audio/midi',
'mif','application/vnd.mif',
'mov','video/quicktime',
'movie','video/x-sgi-movie',
'mp3','audio/mpeg',
'mpe','video/mpeg',
'ms','application/x-troff-ms',
'mxu','video/vnd.mpegurl',
'oda','application/oda',
'pbm','image/x-portable-bitmap',
'pdb','chemical/x-pdb',
'pdf','application/pdf',
'pgm','image/x-portable-graymap',
'pgn','application/x-chess-pgn',
'png','image/png',
'pnm','image/x-portable-anymap',
'ppm','image/x-portable-pixmap',
'ppt','application/vnd.ms-powerpoint',
'ra','audio/x-realaudio',
'ram','audio/x-pn-realaudio',
'ras','image/x-cmu-raster',
'rgb','image/x-rgb',
'rpm','audio/x-pn-realaudio-plugin',
'rtf','text/rtf',
'rtx','text/richtext',
'sgm','text/sgml',
'sh','application/x-sh',
'shar','application/x-shar',
'silo','model/mesh',
'sit','application/x-stuffit',
'skm','application/x-koan',
'smi','application/smil',
'snd','audio/basic',
'spl','application/x-futuresplash',
'src','application/x-wais-source',
'sv4cpio','application/x-sv4cpio',
'sv4crc','application/x-sv4crc',
'swf','application/x-shockwave-flash',
'tar','application/x-tar',
'tcl','application/x-tcl',
'tex','application/x-tex',
'texi','application/x-texinfo',
'tiff','image/tiff',
'tr','application/x-troff',
'tsv','text/tab-separated-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',
'xbm','image/x-xbitmap',
'xls','application/vnd.ms-excel',
'xpm','image/x-xpixmap',
'xsl','text/xml',
'xwd','image/x-xwindowdump',
'xyz','chemical/x-xyz',
'zip','application/zip',