环球消息！php中xls导出乱码怎么办

 //这个很关键

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