just bought the game and installed the game recently..i have alot of question...

1) i have two icon one the desktop, 1st the "battlefield 2" and 2nd "battlefield 2 online" . any different or they just same?

2) how to check my ranking?

3) how to get promoted? play online? if yes by joining any server will i get promoted ? or specify server only?

4) in the half way of game if i get disconnected , will i lost my experince?

5) how to unlock weapon?

6) do i have to set the prot forwarding? if yes, what's the ip?

i'm glad someone reply it but how do i know i joined the ranking server or not???
and about GameArena servers , can i search it by using bf2 online or have to use something like gamespy???