This gives a maximum size of 100 frames for the animation. The GIFs should be of the same size, but this is not important. Downloading Get the binary rpm of the package. Get the source rpm of the package. Get the hzipped tar-file. of the package.
Installation Use the RPM-files if possible, and follow normal installation or rebuilding procedures.
This will create a subdirectory NewMail-1.0. This file also contains the paths for the install, modify is you want to install in another location.