My friends Roney711, sorry my laptop's battery went low yesterday.

let me tell you first, no you are not dumie, we all can get some help some times
follow the steps exactly:

tap application catalogue
click new and write the following exactly and casesensitivley:

extras-devel
http://repository.maemo.org/extras-devel/
fremantle
free non-free

that's all you have to do, and send me a msg if u success.