Click on a region of the image. An explanation of that feature will be shown here.
A one-page version of help for the main GUI window can be loaded by clicking here - useful for printing.
NOTE: For all file names and their paths, please avoid spaces. The Fortran 90 code can not handle spaces in file names and paths to files. For example, do not place programs under the "c:\Program Files" directory on a Windows machine. This goes for all file names.