Convert Spells TOEE to BG Spells, HELP

Hello There !

I would to know , if it's possible to convert TOEE BARD EFFECT SONG

http://www.gamekult.com/images/ME0000366525/

or :

http://www.gamekult.com/images/ME0000366521/


To BALDUR GATE BARD SONG ...

And How to do This ...?



THX a Lot for Replies !