wants help to port games to ds

[Anchortim]

I would like to port two games to the NDS.

1. Sentimental Shooting

http://i97.photobucket.com/albums/l225/tbl2_001/SS12/3.gif


2. Princess Maker 2

http://www.softegg.com/products/pm2/localImages/SM_STAT1.GIF

The problem is I don't know were to start.

Can someone please help me?