Pokemon Silver Game Oline How Do You Open The Pokemon Gold/silver Game Cartridge?

How do you open the pokemon gold/silver game cartridge? - pokemon silver game oline

I do not like that with my game's internal battery is dead wrong, but I need to know how to try the cartridge in order to open to replace the battery. In both games, awsome probably never be the best Pokemon games. I had two prisoners dead and two batteries will not allow me to load my previous games. if you could help me I would be very grateful. even if U could help ensure that your answaer as discriptive as possiple. Thank you!