'texi' => 'application/x-texinfo',
'texinfo' => 'application/x-texinfo',
'tgz' => 'application/x-compressed',
'tif' => 'image/tiff',
'tiff' => 'image/tiff',
'tr' => 'application/x-troff',
'trm' => 'application/x-msterminal',
'tsv' => 'text/tab-separated-values',
'txt' => 'text/plain',
'uls' => 'text/iuls',
'ustar' => 'application/x-ustar',
'vcf' => 'text/x-vcard',
'vrml' => 'x-world/x-vrml',
'wav' => 'audio/x-wav',
'wcm' => 'application/vnd.ms-works',
'wdb' => 'application/vnd.ms-works',
'wks' => 'application/vnd.ms-works',
'wmf' => 'application/x-msmetafile',
'wmv' => 'video/x-ms-wmv',
'wps' => 'application/vnd.ms-works',
'wri' => 'application/x-mswrite',
'wrl' => 'x-world/x-vrml',
'wrz' => 'x-world/x-vrml',
'xaf' => 'x-world/x-vrml',
'xbm' => 'image/x-xbitmap',
'xla' => 'application/vnd.ms-excel',
'xlc' => 'application/vnd.ms-excel',
'xlm' => 'application/vnd.ms-excel',
'xls' => 'application/vnd.ms-excel',
'xlt' => 'application/vnd.ms-excel',
'xlw' => 'application/vnd.ms-excel',
'xof' => 'x-world/x-vrml',
'xpm' => 'image/x-xpixmap',
'xwd' => 'image/x-xwindowdump',
'z' => 'application/x-compress',
'zip' => 'application/zip',
