Ebook reader in txt files

[Warrior114]

Hello, my first post,
can anyone help me here?
I am looking for an Ebook reader for my Nintendo DS Lite,
I want that it reads txt files, and that you can save files on a Flash Card (Micro SD),
I don't have any GBA cart so can anyone help me out?

[bygg83]

Text Viewer: http://www.telefragged.com/thefatal/...=inc_si_ds.htm

DS liberis
http://www.dcemu.co.uk/vbulletin/showthread.php?t=73195

Ds reader
http://www.dcemu.co.uk/vbulletin/showthread.php?t=68172


The top two the ds is put on its side like a book and the bottom one uses different fonts