'chm'=>'application/octet-stream'
'ppt'=>'application/vnd.ms-powerpoint'
'xls'=>'application/vnd.ms-excel'
'doc'=>'application/msword'
'exe'=>'application/octet-stream'
'rar'=>'application/octet-stream'
'js'=>"javascript/js"
'css'=>"text/css"
'hqx'=>"application/mac-binhex40"
'bin'=>"application/octet-stream"
'oda'=>"application/oda"
'pdf'=>"application/pdf"
'ai'=>"application/postsrcipt"
'eps'=>"application/postsrcipt"
'es'=>"application/postsrcipt"
'rtf'=>"application/rtf"
'mif'=>"application/x-mif"
'csh'=>"application/x-csh"
'dvi'=>"application/x-dvi"
'hdf'=>"application/x-hdf"
'nc'=>"application/x-netcdf"
'cdf'=>"application/x-netcdf"
'latex'=>"application/x-latex"
'ts'=>"application/x-troll-ts"
'src'=>"application/x-wais-source"
'zip'=>"application/zip"
'bcpio'=>"application/x-bcpio"
'cpio'=>"application/x-cpio"
'gtar'=>"application/x-gtar"
'shar'=>"application/x-shar"
'sv4cpio'=>"application/x-sv4cpio"
'sv4crc'=>"application/x-sv4crc"
'tar'=>"application/x-tar"
'ustar'=>"application/x-ustar"
'man'=>"application/x-troff-man"
'sh'=>"application/x-sh"
'tcl'=>"application/x-tcl"
'tex'=>"application/x-tex"
'texi'=>"application/x-texinfo"
'texinfo'=>"application/x-texinfo"
't'=>"application/x-troff"
'tr'=>"application/x-troff"
'roff'=>"application/x-troff"
'shar'=>"application/x-shar"
'me'=>"application/x-troll-me"
'ts'=>"application/x-troll-ts"
'gif'=>"image/gif"
'jpeg'=>"image/pjpeg"
'jpg'=>"image/pjpeg"
'jpe'=>"image/pjpeg"
'ras'=>"image/x-cmu-raster"
'pbm'=>"image/x-portable-bitmap"
'ppm'=>"image/x-portable-pixmap"
'xbm'=>"image/x-xbitmap"
'xwd'=>"image/x-xwindowdump"
'ief'=>"image/ief"
'tif'=>"image/tiff"
'tiff'=>"image/tiff"
'pnm'=>"image/x-portable-anymap"
'pgm'=>"image/x-portable-graymap"
'rgb'=>"image/x-rgb"
'xpm'=>"image/x-xpixmap"
'txt'=>"text/plain"
'c'=>"text/plain"
'cc'=>"text/plain"
'h'=>"text/plain"
'html'=>"text/html"
'htm'=>"text/html"
'htl'=>"text/html"
'rtx'=>"text/richtext"
'etx'=>"text/x-setext"
'tsv'=>"text/tab-separated-values"
'mpeg'=>"video/mpeg"
'mpg'=>"video/mpeg"
'mpe'=>"video/mpeg"
'avi'=>"video/x-msvideo"
'qt'=>"video/quicktime"
'mov'=>"video/quicktime"
'moov'=>"video/quicktime"
'movie'=>"video/x-sgi-movie"
'au'=>"audio/basic"
'snd'=>"audio/basic"
'wav'=>"audio/x-wav"
'aif'=>"audio/x-aiff"
'aiff'=>"audio/x-aiff"
'aifc'=>"audio/x-aiff"
'swf'=>"application/x-shockwave-flash
