html contentType 类型说明
ContentTypes:"hqx","application/mac-binhex40"
ContentTypes:"cpt","application/mac-compactpro"
ContentTypes:"doc","application/msword"
ContentTypes:"bin","application/octet-stream"
ContentTypes:"dms","application/octet-stream"
ContentTypes:"lha","application/octet-stream"
ContentTypes:"lzh","application/octet-stream"
ContentTypes:"exe","application/octet-stream"
ContentTypes:"class","application/octet-stream"
ContentTypes:"so","application/octet-stream"
ContentTypes:"dll","application/octet-stream"
ContentTypes:"oda","application/oda"
ContentTypes:"pdf","application/pdf"
ContentTypes:"ai","application/postscript"
ContentTypes:"eps","application/postscript"
ContentTypes:"ps","application/postscript"
ContentTypes:"smi","application/smil"
ContentTypes:"smil","application/smil"
ContentTypes:"mif","application/vnd.mif"
ContentTypes:"xls","application/vnd.ms-excel"
ContentTypes:"ppt","application/vnd.ms-powerpoint"
ContentTypes:"wbxml","application/vnd.wap.wbxml"
ContentTypes:"wmlc","application/vnd.wap.wmlc"
ContentTypes:"wmlsc","application/vnd.wap.wmlscriptc"
ContentTypes:"bcpio","application/x-bcpio"
ContentTypes:"vcd","application/x-cdlink"
ContentTypes:"pgn","application/x-chess-pgn"
ContentTypes:"cpio","application/x-cpio"
ContentTypes:"csh","application/x-csh"
ContentTypes:"dcr","application/x-director"
ContentTypes:"dir","application/x-director"
ContentTypes:"dxr","application/x-director"
ContentTypes:"dvi","application/x-dvi"
ContentTypes:"spl","application/x-futuresplash"
ContentTypes:"gtar","application/x-gtar"
ContentTypes:"hdf","application/x-hdf"
ContentTypes:"js","application/x-javascript"
ContentTypes:"skp","application/x-koan"
ContentTypes:"skd","application/x-koan"
ContentTypes:"skt","application/x-koan"
ContentTypes:"skm","application/x-koan"
ContentTypes:"latex","application/x-latex"
ContentTypes:"nc","application/x-netcdf"
ContentTypes:"cdf","application/x-netcdf"
ContentTypes:"sh","application/x-sh"
ContentTypes:"shar","application/x-shar"
ContentTypes:"swf","application/x-shockwave-flash"
ContentTypes:"sit","application/x-stuffit"
ContentTypes:"sv4cpio","application/x-sv4cpio"
ContentTypes:"sv4crc","application/x-sv4crc"
ContentTypes:"tar","application/x-tar"
ContentTypes:"tcl","application/x-tcl"
ContentTypes:"tex","application/x-tex"
ContentTypes:"texinfo","application/x-texinfo"
ContentTypes:"texi","application/x-texinfo"
ContentTypes:"t","application/x-troff"
ContentTypes:"tr","application/x-troff"
ContentTypes:"roff","application/x-troff"
ContentTypes:"man","application/x-troff-man"
ContentTypes:"me","application/x-troff-me"
ContentTypes:"ms","application/x-troff-ms"
ContentTypes:"ustar","application/x-ustar"
ContentTypes:"src","application/x-wais-source"
ContentTypes:"xhtml","application/xhtml+xml"
ContentTypes:"xht","application/xhtml+xml"
ContentTypes:"zip","application/zip"
ContentTypes:"au","audio/basic"
ContentTypes:"snd","audio/basic"
ContentTypes:"mid","audio/midi"
ContentTypes:"midi","audio/midi"
ContentTypes:"kar","audio/midi"
ContentTypes:"mpga","audio/mpeg"
ContentTypes:"mp2","audio/mpeg"
ContentTypes:"mp3","audio/mpeg"
ContentTypes:"aif","audio/x-aiff"
ContentTypes:"aiff","audio/x-aiff"
ContentTypes:"aifc","audio/x-aiff"
ContentTypes:"m3u","audio/x-mpegurl"
ContentTypes:"ram","audio/x-pn-realaudio"
ContentTypes:"rm","audio/x-pn-realaudio"
ContentTypes:"rpm","audio/x-pn-realaudio-plugin"
ContentTypes:"ra","audio/x-realaudio"
ContentTypes:"wav","audio/x-wav"
ContentTypes:"pdb","chemical/x-pdb"
ContentTypes:"xyz","chemical/x-xyz"
ContentTypes:"bmp","image/bmp"
ContentTypes:"gif","image/gif"
ContentTypes:"ief","image/ief"
ContentTypes:"jpeg","image/jpeg"
ContentTypes:"jpg","image/jpeg"
ContentTypes:"jpe","image/jpeg"
ContentTypes:"png","image/png"
ContentTypes:"tiff","image/tiff"
ContentTypes:"tif","image/tiff"
ContentTypes:"djvu","image/vnd.djvu"
ContentTypes:"djv","image/vnd.djvu"
ContentTypes:"wbmp","image/vnd.wap.wbmp"
ContentTypes:"ras","image/x-cmu-raster"
ContentTypes:"pnm","image/x-portable-anymap"
ContentTypes:"pbm","image/x-portable-bitmap"
ContentTypes:"pgm","image/x-portable-graymap"
ContentTypes:"ppm","image/x-portable-pixmap"
ContentTypes:"rgb","image/x-rgb"
ContentTypes:"xbm","image/x-xbitmap"
ContentTypes:"xpm","image/x-xpixmap"
ContentTypes:"xwd","image/x-xwindowdump"
ContentTypes:"igs","model/iges"
ContentTypes:"iges","model/iges"
ContentTypes:"msh","model/mesh"
ContentTypes:"mesh","model/mesh"
ContentTypes:"silo","model/mesh"
ContentTypes:"wrl","model/vrml"
ContentTypes:"vrml","model/vrml"
ContentTypes:"css","text/css"
ContentTypes:"html","text/html"
ContentTypes:"htm","text/html"
ContentTypes:"asc","text/plain"
ContentTypes:"txt","text/plain"
ContentTypes:"rtx","text/richtext"
ContentTypes:"rtf","text/rtf"
ContentTypes:"sgml","text/sgml"
ContentTypes:"sgm","text/sgml"
ContentTypes:"tsv","text/tab-separated-values"
ContentTypes:"wml","text/vnd.wap.wml"
ContentTypes:"wmls","text/vnd.wap.wmlscript"
ContentTypes:"etx","text/x-setext"
ContentTypes:"xsl","text/xml"
ContentTypes:"xml","text/xml"
ContentTypes:"mpeg","video/mpeg"
ContentTypes:"mpg","video/mpeg"
ContentTypes:"mpe","video/mpeg"
ContentTypes:"qt","video/quicktime"
ContentTypes:"mov","video/quicktime"
ContentTypes:"mxu","video/vnd.mpegurl"
ContentTypes:"avi","video/x-msvideo"
ContentTypes:"movie","video/x-sgi-movie"
ContentTypes:"ice","x-conference/x-cooltalk"
ContentTypes:"form","application/x-www-form-urlencoded"