public OnPluginStart()
  AddCommandListener(Command_JoinTeam, "jointeam");

public Action:Command_JoinTeam(client, const String:command[], args)
{
  decl String:strTeam[8];
  GetCmdArg(1, strTeam, sizeof(strTeam));
  new team = StringToInt(strTeam);
     
  if(team == CS_TEAM_T)
   return Plugin_Handled;
  return Plugin_Continue;
}