how do i re-enable my crosshairs?

[imported_jjbean]

can some one tell me the console command for enabling crosshairs?

i guess one of the realism servers seemed to have disabled them, now theyre allways disabled. . .

thanks in advance.............

[imported_Maxim]

Not sure of the command but it's in the options somewhere.

[AADiC]

goto multiplayer options, it is in there.