It consist of a very simple embedded script in home.mode9.
The only little "problem" is that the analog clock is not animated. It move instantly when time change. It can be fix if i found how to use the "interpolate" function (tried it but unsuccessful)
For developpers, I attach my 1c684cd8_manila used in the screen shot.
It include CompactHome Standard (credit goes to Kamill) and is tweaked for background all tabs.
Edit: Added Zip and cab with all files needed (include Background for all tabs, compactHome Standard and the analog clock files, for VGA screen).
Edit 2: finally found how to use interpolation so here is animated version.