contentType = {
"load": "text/html",
"123": "application/vnd.lotus-1-2-3",
"3ds": "image/x-3ds",
"3g2": "video/3gpp",
"3ga": "video/3gpp",
"3gp": "video/3gpp",
"3gpp": "video/3gpp",
"602": "application/x-t602",
"669": "audio/x-mod",
"7z": "application/x-7z-compressed",
"a": "application/x-archive",
"aac": "audio/mp4",
"abw": "application/x-abiword",
"abw.crashed": "application/x-abiword",
"abw.gz": "application/x-abiword",
"ac3": "audio/ac3",
"ace": "application/x-ace",
"adb": "text/x-adasrc",
"ads": "text/x-adasrc",
"afm": "application/x-font-afm",
"ag": "image/x-applix-graphics",
"ai": "application/illustrator",
"aif": "audio/x-aiff",
"aifc": "audio/x-aiff",
"aiff": "audio/x-aiff",
"al": "application/x-perl",
"alz": "application/x-alz",
"amr": "audio/amr",
"ani": "application/x-navi-animation",
"anim[1-9j]": "video/x-anim",
"anx": "application/annodex",
"ape": "audio/x-ape",
"arj": "application/x-arj",
"arw": "image/x-sony-arw",
"as": "application/x-applix-spreadsheet",
"asc": "text/plain",
"asf": "video/x-ms-asf",
"asp": "application/x-asp",
"ass": "text/x-ssa",
"asx": "audio/x-ms-asx",
"atom": "application/atom+xml",
"au": "audio/basic",
"avi": "video/x-msvideo",
"aw": "application/x-applix-word",
"awb": "audio/amr-wb",
"awk": "application/x-awk",
"axa": "audio/annodex",
"axv": "video/annodex",
"bak": "application/x-trash",
"bcpio": "application/x-bcpio",
"bdf": "application/x-font-bdf",
"bib": "text/x-bibtex",
"bin": "application/octet-stream",
"blend": "application/x-blender",
"blender": "application/x-blender",
"bmp": "image/bmp",
"bz": "application/x-bzip",
"bz2": "application/x-bzip",
"c": "text/x-csrc",
"c++": "text/x-c++src",
"cab": "application/vnd.ms-cab-compressed",
"cb7": "application/x-cb7",
"cbr": "application/x-cbr",
"cbt": "application/x-cbt",
"cbz": "application/x-cbz",
"cc": "text/x-c++src",
"cdf": "application/x-netcdf",
"cdr": "application/vnd.corel-draw",
"cer": "application/x-x509-ca-cert",
"cert": "application/x-x509-ca-cert",
"cgm": "image/cgm",
"chm": "application/x-chm",
"chrt": "application/x-kchart",
"class": "application/x-java",
"cls": "text/x-tex",
"cmake": "text/x-cmake",
"cpio": "application/x-cpio",
"cpio.gz": "application/x-cpio-compressed",
"cpp": "text/x-c++src",
"cr2": "image/x-canon-cr2",
"crt": "application/x-x509-ca-cert",
"crw": "image/x-canon-crw",
"cs": "text/x-csharp",
"csh": "application/x-csh",
"css": "text/css",
"cssl": "text/css",
"csv": "text/csv",
"cue": "application/x-cue",
"cur": "image/x-win-bitmap",
"cxx": "text/x-c++src",
"d": "text/x-dsrc",
"dar": "application/x-dar",
"dbf": "application/x-dbf",
"dc": "application/x-dc-rom",
"dcl": "text/x-dcl",
"dcm": "application/dicom",
"dcr": "image/x-kodak-dcr",
"dds": "image/x-dds",
"deb": "application/x-deb",
"der": "application/x-x509-ca-cert",
"desktop": "application/x-desktop",
"dia": "application/x-dia-diagram",
"diff": "text/x-patch",
"divx": "video/x-msvideo",
"djv": "image/vnd.djvu",
"djvu": "image/vnd.djvu",
"dng": "image/x-adobe-dng",
"doc": "application/msword",
"docbook": "application/docbook+xml",
"docm": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
"docx": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
"dot": "text/vnd.graphviz",
"dsl": "text/x-dsl",
"dtd": "application/xml-dtd",
"dtx": "text/x-tex",
"dv": "video/dv",
"dvi": "application/x-dvi",
"dvi.bz2": "application/x-bzdvi",
"dvi.gz": "application/x-gzdvi",
"dwg": "image/vnd.dwg",
"dxf": "image/vnd.dxf",
"e": "text/x-eiffel",
"egon": "application/x-egon",
"eif": "text/x-eiffel",
"el": "text/x-emacs-lisp",
"emf": "image/x-emf",
"emp": "application/vnd.emusic-emusic_package",
"ent": "application/xml-external-parsed-entity",
"eps": "image/x-eps",
"eps.bz2": "image/x-bzeps",
"eps.gz": "image/x-gzeps",
"epsf": "image/x-eps",
"epsf.bz2": "image/x-bzeps",
"epsf.gz": "image/x-gzeps",
"epsi": "image/x-eps",
"epsi.bz2": "image/x-bzeps",
"epsi.gz": "image/x-gzeps",
"epub": "application/epub+zip",
"erl": "text/x-erlang",
"es": "application/ecmascript",
"etheme": "application/x-e-theme",
"etx": "text/x-setext",
"exe": "application/x-ms-dos-executable",
"exr": "image/x-exr",
"ez": "application/andrew-inset",
"f": "text/x-fortran",
"f90": "text/x-fortran",
"f95": "text/x-fortran",
"fb2": "application/x-fictionbook+xml",
"fig": "image/x-xfig",
"fits": "image/fits",
"fl": "application/x-fluid",
"flac": "audio/x-flac",
"flc": "video/x-flic",
"fli": "video/x-flic",
"flv": "video/x-flv",
"flw": "application/x-kivio",
"fo": "text/x-xslfo",
"for": "text/x-fortran",
"g3": "image/fax-g3",
"gb": "application/x-gameboy-rom",
"gba": "application/x-gba-rom",
"gcrd": "text/directory",
"ged": "application/x-gedcom",
"gedcom": "application/x-gedcom",
"gen": "application/x-genesis-rom",
"gf": "application/x-tex-gf",
"gg": "application/x-sms-rom",
"gif": "image/gif",
"glade": "application/x-glade",
"gmo": "application/x-gettext-translation",
"gnc": "application/x-gnucash",
"gnd": "application/gnunet-directory",
"gnucash": "application/x-gnucash",
"gnumeric": "application/x-gnumeric",
"gnuplot": "application/x-gnuplot",
"gp": "application/x-gnuplot",
"gpg": "application/pgp-encrypted",
"gplt": "application/x-gnuplot",
"gra": "application/x-graphite",
"gsf": "application/x-font-type1",
"gsm": "audio/x-gsm",
"gtar": "application/x-tar",
"gv": "text/vnd.graphviz",
"gvp": "text/x-google-video-pointer",
"gz": "application/x-gzip",
"h": "text/x-chdr",
"h++": "text/x-c++hdr",
"hdf": "application/x-hdf",
"hh": "text/x-c++hdr",
"hp": "text/x-c++hdr",
"hpgl": "application/vnd.hp-hpgl",
"hpp": "text/x-c++hdr",
"hs": "text/x-haskell",
"htm": "text/html",
"html": "text/html",
"hwp": "application/x-hwp",
"hwt": "application/x-hwt",
"hxx": "text/x-c++hdr",
"ica": "application/x-ica",
"icb": "image/x-tga",
"icns": "image/x-icns",
"ico": "image/vnd.microsoft.icon",
"ics": "text/calendar",
"idl": "text/x-idl",
"ief": "image/ief",
"iff": "image/x-iff",
"ilbm": "image/x-ilbm",
"ime": "text/x-imelody",
"imy": "text/x-imelody",
"ins": "text/x-tex",
"iptables": "text/x-iptables",
"iso": "application/x-cd-image",
"iso9660": "application/x-cd-image",
"it": "audio/x-it",
"j2k": "image/jp2",
"jad": "text/vnd.sun.j2me.app-descriptor",
"jar": "application/x-java-archive",
"java": "text/x-java",
"jng": "image/x-jng",
"jnlp": "application/x-java-jnlp-file",
"jp2": "image/jp2",
"jpc": "image/jp2",
"jpe": "image/jpeg",
"jpeg": "image/jpeg",
"jpf": "image/jp2",
"jpg": "image/jpeg",
"jpr": "application/x-jbuilder-project",
"jpx": "image/jp2",
"js": "application/javascript",
"json": "application/json",
"jsonp": "application/jsonp",
"k25": "image/x-kodak-k25",
"kar": "audio/midi",
"karbon": "application/x-karbon",
"kdc": "image/x-kodak-kdc",
"kdelnk": "application/x-desktop",
"kexi": "application/x-kexiproject-sqlite3",
"kexic": "application/x-kexi-connectiondata",
"kexis": "application/x-kexiproject-shortcut",
"kfo": "application/x-kformula",
"kil": "application/x-killustrator",
"kino": "application/smil",
"kml": "application/vnd.google-earth.kml+xml",
"kmz": "application/vnd.google-earth.kmz",
"kon": "application/x-kontour",
"kpm": "application/x-kpovmodeler",
"kpr": "application/x-kpresenter",
"kpt": "application/x-kpresenter",
"kra": "application/x-krita",
"ksp": "application/x-kspread",
"kud": "application/x-kugar",
"kwd": "application/x-kword",
"kwt": "application/x-kword",
"la": "application/x-shared-library-la",
"latex": "text/x-tex",
"ldif": "text/x-ldif",
"lha": "application/x-lha",
"lhs": "text/x-literate-haskell",
"lhz": "application/x-lhz",
"log": "text/x-log",
"ltx": "text/x-tex",
"lua": "text/x-lua",
"lwo": "image/x-lwo",
"lwob": "image/x-lwo",
"lws": "image/x-lws",
"ly": "text/x-lilypond",
"lyx": "application/x-lyx",
"lz": "application/x-lzip",
"lzh": "application/x-lha",
"lzma": "application/x-lzma",
"lzo": "application/x-lzop",
"m": "text/x-matlab",
"m15": "audio/x-mod",
"m2t": "video/mpeg",
"m3u": "audio/x-mpegurl",
"m3u8": "audio/x-mpegurl",
"m4": "application/x-m4",
"m4a": "audio/mp4",
"m4b": "audio/x-m4b",
"m4v": "video/mp4",
"mab": "application/x-markaby",
"man": "application/x-troff-man",
"mbox": "application/mbox",
"md": "application/x-genesis-rom",
"mdb": "application/vnd.ms-access",
"mdi": "image/vnd.ms-modi",
"me": "text/x-troff-me",
"med": "audio/x-mod",
"metalink": "application/metalink+xml",
"mgp": "application/x-magicpoint",
"mid": "audio/midi",
"midi": "audio/midi",
"mif": "application/x-mif",
"minipsf": "audio/x-minipsf",
"mka": "audio/x-matroska",
"mkv": "video/x-matroska",
"ml": "text/x-ocaml",
"mli": "text/x-ocaml",
"mm": "text/x-troff-mm",
"mmf": "application/x-smaf",
"mml": "text/mathml",
"mng": "video/x-mng",
"mo": "application/x-gettext-translation",
"mo3": "audio/x-mo3",
"moc": "text/x-moc",
"mod": "audio/x-mod",
"mof": "text/x-mof",
"moov": "video/quicktime",
"mov": "video/quicktime",
"movie": "video/x-sgi-movie",
"mp+": "audio/x-musepack",
"mp2": "video/mpeg",
"mp3": "audio/mpeg",
"mp4": "video/mp4",
"mpc": "audio/x-musepack",
"mpe": "video/mpeg",
"mpeg": "video/mpeg",
"mpg": "video/mpeg",
"mpga": "audio/mpeg",
"mpp": "audio/x-musepack",
"mrl": "text/x-mrml",
"mrml": "text/x-mrml",
"mrw": "image/x-minolta-mrw",
"ms": "text/x-troff-ms",
"msi": "application/x-msi",
"msod": "image/x-msod",
"msx": "application/x-msx-rom",
"mtm": "audio/x-mod",
"mup": "text/x-mup",
"mxf": "application/mxf",
"n64": "application/x-n64-rom",
"nb": "application/mathematica",
"nc": "application/x-netcdf",
"nds": "application/x-nintendo-ds-rom",
"nef": "image/x-nikon-nef",
"nes": "application/x-nes-rom",
"nfo": "text/x-nfo",
"not": "text/x-mup",
"nsc": "application/x-netshow-channel",
"nsv": "video/x-nsv",
"o": "application/x-object",
"obj": "application/x-tgif",
"ocl": "text/x-ocl",
"oda": "application/oda",
"odb": "application/vnd.oasis.opendocument.database",
"odc": "application/vnd.oasis.opendocument.chart",
"odf": "application/vnd.oasis.opendocument.formula",
"odg": "application/vnd.oasis.opendocument.graphics",
"odi": "application/vnd.oasis.opendocument.image",
"odm": "application/vnd.oasis.opendocument.text-master",
"odp": "application/vnd.oasis.opendocument.presentation",
"ods": "application/vnd.oasis.opendocument.spreadsheet",
"odt": "application/vnd.oasis.opendocument.text",
"oga": "audio/ogg",
"ogg": "video/x-theora+ogg",
"ogm": "video/x-ogm+ogg",
"ogv": "video/ogg",
"ogx": "application/ogg",
"old": "application/x-trash",
"oleo": "application/x-oleo",
"opml": "text/x-opml+xml",
"ora": "image/openraster",
"orf": "image/x-olympus-orf",
"otc": "application/vnd.oasis.opendocument.chart-template",
"otf": "application/x-font-otf",
"otg": "application/vnd.oasis.opendocument.graphics-template",
"oth": "application/vnd.oasis.opendocument.text-web",
"otp": "application/vnd.oasis.opendocument.presentation-template",
"ots": "application/vnd.oasis.opendocument.spreadsheet-template",
"ott": "application/vnd.oasis.opendocument.text-template",
"owl": "application/rdf+xml",
"oxt": "application/vnd.openofficeorg.extension",
"p": "text/x-pascal",
"p10": "application/pkcs10",
"p12": "application/x-pkcs12",
"p7b": "application/x-pkcs7-certificates",
"p7s": "application/pkcs7-signature",
"pack": "application/x-java-pack200",
"pak": "application/x-pak",
"par2": "application/x-par2",
"pas": "text/x-pascal",
"patch": "text/x-patch",
"pbm": "image/x-portable-bitmap",
"pcd": "image/x-photo-cd",
"pcf": "application/x-cisco-vpn-settings",
"pcf.gz": "application/x-font-pcf",
"pcf.z": "application/x-font-pcf",
"pcl": "application/vnd.hp-pcl",
"pcx": "image/x-pcx",
"pdb": "chemical/x-pdb",
"pdc": "application/x-aportisdoc",
"pdf": "application/pdf",
"pdf.bz2": "application/x-bzpdf",
"pdf.gz": "application/x-gzpdf",
"pef": "image/x-pentax-pef",
"pem": "application/x-x509-ca-cert",
"perl": "application/x-perl",
"pfa": "application/x-font-type1",
"pfb": "application/x-font-type1",
"pfx": "application/x-pkcs12",
"pgm": "image/x-portable-graymap",
"pgn": "application/x-chess-pgn",
"pgp": "application/pgp-encrypted",
"php": "application/x-php",
"php3": "application/x-php",
"php4": "application/x-php",
"pict": "image/x-pict",
"pict1": "image/x-pict",
"pict2": "image/x-pict",
"pickle": "application/python-pickle",
"pk": "application/x-tex-pk",
"pkipath": "application/pkix-pkipath",
"pkr": "application/pgp-keys",
"pl": "application/x-perl",
"pla": "audio/x-iriver-pla",
"pln": "application/x-planperfect",
"pls": "audio/x-scpls",
"pm": "application/x-perl",
"png": "image/png",
"pnm": "image/x-portable-anymap",
"pntg": "image/x-macpaint",
"po": "text/x-gettext-translation",
"por": "application/x-spss-por",
"pot": "text/x-gettext-translation-template",
"ppm": "image/x-portable-pixmap",
"pps": "application/vnd.ms-powerpoint",
"ppt": "application/vnd.ms-powerpoint",
"pptm": "application/vnd.openxmlformats-officedocument.presentationml.presentation",
"pptx": "application/vnd.openxmlformats-officedocument.presentationml.presentation",
"ppz": "application/vnd.ms-powerpoint",
"prc": "application/x-palm-database",
"ps": "application/postscript",
"ps.bz2": "application/x-bzpostscript",
"ps.gz": "application/x-gzpostscript",
"psd": "image/vnd.adobe.photoshop",
"psf": "audio/x-psf",
"psf.gz": "application/x-gz-font-linux-psf",
"psflib": "audio/x-psflib",
"psid": "audio/prs.sid",
"psw": "application/x-pocket-word",
"pw": "application/x-pw",
"py": "text/x-python",
"pyc": "application/x-python-bytecode",
"pyo": "application/x-python-bytecode",
"qif": "image/x-quicktime",
"qt": "video/quicktime",
"qtif": "image/x-quicktime",
"qtl": "application/x-quicktime-media-link",
"qtvr": "video/quicktime",
"ra": "audio/vnd.rn-realaudio",
"raf": "image/x-fuji-raf",
"ram": "application/ram",
"rar": "application/x-rar",
"ras": "image/x-cmu-raster",
"raw": "image/x-panasonic-raw",
"rax": "audio/vnd.rn-realaudio",
"rb": "application/x-ruby",
"rdf": "application/rdf+xml",
"rdfs": "application/rdf+xml",
"reg": "text/x-ms-regedit",
"rej": "application/x-reject",
"rgb": "image/x-rgb",
"rle": "image/rle",
"rm": "application/vnd.rn-realmedia",
"rmj": "application/vnd.rn-realmedia",
"rmm": "application/vnd.rn-realmedia",
"rms": "application/vnd.rn-realmedia",
"rmvb": "application/vnd.rn-realmedia",
"rmx": "application/vnd.rn-realmedia",
"roff": "text/troff",
"rp": "image/vnd.rn-realpix",
"rpm": "application/x-rpm",
"rss": "application/rss+xml",
"rt": "text/vnd.rn-realtext",
"rtf": "application/rtf",
"rtx": "text/richtext",
"rv": "video/vnd.rn-realvideo",
"rvx": "video/vnd.rn-realvideo",
"s3m": "audio/x-s3m",
"sam": "application/x-amipro",
"sami": "application/x-sami",
"sav": "application/x-spss-sav",
"scm": "text/x-scheme",
"sda": "application/vnd.stardivision.draw",
"sdc": "application/vnd.stardivision.calc",
"sdd": "application/vnd.stardivision.impress",
"sdp": "application/sdp",
"sds": "application/vnd.stardivision.chart",
"sdw": "application/vnd.stardivision.writer",
"sgf": "application/x-go-sgf",
"sgi": "image/x-sgi",
"sgl": "application/vnd.stardivision.writer",
"sgm": "text/sgml",
"sgml": "text/sgml",
"sh": "application/x-shellscript",
"shar": "application/x-shar",
"shn": "application/x-shorten",
"siag": "application/x-siag",
"sid": "audio/prs.sid",
"sik": "application/x-trash",
"sis": "application/vnd.symbian.install",
"sisx": "x-epoc/x-sisx-app",
"sit": "application/x-stuffit",
"siv": "application/sieve",
"sk": "image/x-skencil",
"sk1": "image/x-skencil",
"skr": "application/pgp-keys",
"slk": "text/spreadsheet",
"smaf": "application/x-smaf",
"smc": "application/x-snes-rom",
"smd": "application/vnd.stardivision.mail",
"smf": "application/vnd.stardivision.math",
"smi": "application/x-sami",
"smil": "application/smil",
"sml": "application/smil",
"sms": "application/x-sms-rom",
"snd": "audio/basic",
"so": "application/x-sharedlib",
"spc": "application/x-pkcs7-certificates",
"spd": "application/x-font-speedo",
"spec": "text/x-rpm-spec",
"spl": "application/x-shockwave-flash",
"spx": "audio/x-speex",
"sql": "text/x-sql",
"sr2": "image/x-sony-sr2",
"src": "application/x-wais-source",
"srf": "image/x-sony-srf",
"srt": "application/x-subrip",
"ssa": "text/x-ssa",
"stc": "application/vnd.sun.xml.calc.template",
"std": "application/vnd.sun.xml.draw.template",
"sti": "application/vnd.sun.xml.impress.template",
"stm": "audio/x-stm",
"stw": "application/vnd.sun.xml.writer.template",
"sty": "text/x-tex",
"sub": "text/x-subviewer",
"sun": "image/x-sun-raster",
"sv4cpio": "application/x-sv4cpio",
"sv4crc": "application/x-sv4crc",
"svg": "image/svg+xml",
"svgz": "image/svg+xml-compressed",
"swf": "application/x-shockwave-flash",
"sxc": "application/vnd.sun.xml.calc",
"sxd": "application/vnd.sun.xml.draw",
"sxg": "application/vnd.sun.xml.writer.global",
"sxi": "application/vnd.sun.xml.impress",
"sxm": "application/vnd.sun.xml.math",
"sxw": "application/vnd.sun.xml.writer",
"sylk": "text/spreadsheet",
"t": "text/troff",
"t2t": "text/x-txt2tags",
"tar": "application/x-tar",
"tar.bz": "application/x-bzip-compressed-tar",
"tar.bz2": "application/x-bzip-compressed-tar",
"tar.gz": "application/x-compressed-tar",
"tar.lzma": "application/x-lzma-compressed-tar",
"tar.lzo": "application/x-tzo",
"tar.xz": "application/x-xz-compressed-tar",
"tar.z": "application/x-tarz",
"tbz": "application/x-bzip-compressed-tar",
"tbz2": "application/x-bzip-compressed-tar",
"tcl": "text/x-tcl",
"tex": "text/x-tex",
"texi": "text/x-texinfo",
"texinfo": "text/x-texinfo",
"tga": "image/x-tga",
"tgz": "application/x-compressed-tar",
"theme": "application/x-theme",
"themepack": "application/x-windows-themepack",
"tif": "image/tiff",
"tiff": "image/tiff",
"tk": "text/x-tcl",
"tlz": "application/x-lzma-compressed-tar",
"tnef": "application/vnd.ms-tnef",
"tnf": "application/vnd.ms-tnef",
"toc": "application/x-cdrdao-toc",
"torrent": "application/x-bittorrent",
"tpic": "image/x-tga",
"tr": "text/troff",
"ts": "application/x-linguist",
"tsv": "text/tab-separated-values",
"tta": "audio/x-tta",
"ttc": "application/x-font-ttf",
"ttf": "application/x-font-ttf",
"ttx": "application/x-font-ttx",
"txt": "text/plain",
"txz": "application/x-xz-compressed-tar",
"tzo": "application/x-tzo",
"ufraw": "application/x-ufraw",
"ui": "application/x-designer",
"uil": "text/x-uil",
"ult": "audio/x-mod",
"uni": "audio/x-mod",
"uri": "text/x-uri",
"url": "text/x-uri",
"ustar": "application/x-ustar",
"vala": "text/x-vala",
"vapi": "text/x-vala",
"vcf": "text/directory",
"vcs": "text/calendar",
"vct": "text/directory",
"vda": "image/x-tga",
"vhd": "text/x-vhdl",
"vhdl": "text/x-vhdl",
"viv": "video/vivo",
"vivo": "video/vivo",
"vlc": "audio/x-mpegurl",
"vob": "video/mpeg",
"voc": "audio/x-voc",
"vor": "application/vnd.stardivision.writer",
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"wav": "audio/x-wav",
"wax": "audio/x-ms-asx",
"wb1": "application/x-quattropro",
"wb2": "application/x-quattropro",
"wb3": "application/x-quattropro",
"wbmp": "image/vnd.wap.wbmp",
"wcm": "application/vnd.ms-works",
"wdb": "application/vnd.ms-works",
"webm": "video/webm",
"wk1": "application/vnd.lotus-1-2-3",
"wk3": "application/vnd.lotus-1-2-3",
"wk4": "application/vnd.lotus-1-2-3",
"wks": "application/vnd.ms-works",
"wma": "audio/x-ms-wma",
"wmf": "image/x-wmf",
"wml": "text/vnd.wap.wml",
"wmls": "text/vnd.wap.wmlscript",
"wmv": "video/x-ms-wmv",
"wmx": "audio/x-ms-asx",
"wp": "application/vnd.wordperfect",
"wp4": "application/vnd.wordperfect",
"wp5": "application/vnd.wordperfect",
"wp6": "application/vnd.wordperfect",
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"wpp": "application/vnd.wordperfect",
"wps": "application/vnd.ms-works",
"wri": "application/x-mswrite",
"wrl": "model/vrml",
"wv": "audio/x-wavpack",
"wvc": "audio/x-wavpack-correction",
"wvp": "audio/x-wavpack",
"wvx": "audio/x-ms-asx",
"x3f": "image/x-sigma-x3f",
"xac": "application/x-gnucash",
"xbel": "application/x-xbel",
"xbl": "application/xml",
"xbm": "image/x-xbitmap",
"xcf": "image/x-xcf",
"xcf.bz2": "image/x-compressed-xcf",
"xcf.gz": "image/x-compressed-xcf",
"xhtml": "application/xhtml+xml",
"xi": "audio/x-xi",
"xla": "application/vnd.ms-excel",
"xlc": "application/vnd.ms-excel",
"xld": "application/vnd.ms-excel",
"xlf": "application/x-xliff",
"xliff": "application/x-xliff",
"xll": "application/vnd.ms-excel",
"xlm": "application/vnd.ms-excel",
"xls": "application/vnd.ms-excel",
"xlsm": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
"xlsx": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
"xlt": "application/vnd.ms-excel",
"xlw": "application/vnd.ms-excel",
"xm": "audio/x-xm",
"xmf": "audio/x-xmf",
"xmi": "text/x-xmi",
"xml": "application/xml",
"xpm": "image/x-xpixmap",
"xps": "application/vnd.ms-xpsdocument",
"xsl": "application/xml",
"xslfo": "text/x-xslfo",
"xslt": "application/xml",
"xspf": "application/xspf+xml",
"xul": "application/vnd.mozilla.xul+xml",
"xwd": "image/x-xwindowdump",
"xyz": "chemical/x-pdb",
"xz": "application/x-xz",
"w2p": "application/w2p",
"z": "application/x-compress",
"zabw": "application/x-abiword",
"zip": "application/zip",
"zoo": "application/x-zoo"}