how to execute chm files in linux download the following rpms on ur pc:- http://dag.wieers.com/packages/chmlib/chmlib-0.35-1.1.fc3.rf.i386.rpm ftp://rpmfind.net/linux/dag/fedora/3/en/i386/dag/RPMS/wxGTK-2.4.2-5.1.fc3.rf.i386.rpm http://acmserver.cs.ucr.edu/%7Ensoracco/rpms/xchm-0.9.8-1.i386.rpm and also install them in the same sequence. using the command:- rpm -ivh Note:- i am giving the path of packages for fedora cpre 3. if want for any other os take a look at the following sites. chmlib:- http://dag.wieers.com/packages/chmlib/ wxGTK:- ftp://rpmfind.net/linux/dag/ xchm: - platform independent for all redhat's.............