NOTE! If the gif isn't correct you have to repost the form data with the button Reload.
The option Magic Square check for normal Magic Square (1,2,...N) now generate the gif of Magic Line (a line that connects every number form 1 to N)
After saving your Magic Square you can use the gif to create a magic square Texture Map in VRML.
Examples made with this tool
You can also find the source code at CPAN authors/Fabrizio_Pivari/
From version 4.0 in the source code you can find a PERL program with the same features of this CGI-BIN script