You can install this using the usual Perl fashion:
perl Makefile.PL
make
make test
make install
The documentation is in the module file. Once you install the file, you can read it with perldoc.
perldoc Tk::XPMs
If you want to read it before you install it, you can use perldoc directly on the module file.
perldoc lib/Tk/XPMs.pm
This module is licenced under GPL. It is provided as is without any warranty.
Enjoy,
Lorenz Domke, lorenz.domke@gmx.de