Battery Charge Question

[supermario]

ok this is my battery and im guessing that circuit ontop is the protection circuit
it also has this charge adapter thing
im trying to figure out if i need the extra charge adaptor and how to hook up the battery to my snesp and screen and be able charge and play at the same time im guessing i just wire to extra wires to the battery where the current dc jack is and lead those to my charger please correct me if im wrong thanks to anybody who can help.

[argelfraster]

What?

[supermario]

basicly how do i charge my battery and still be able to play at the same time if that makes since

[mikeyg]

basicly how do i charge my battery and still be able to play at the same time if that makes since

What battery are you using?

[supermario]

its a 2200 MaH 7.4v im pretty sure its li ion but im not sure because i got it from an old portable dvd player the cells are cylindrical and it came with a protection circuit