[[M2S]moe]

Sure, use SetPlayerMarkerForPlayer. For example:

for(new i = 0; i < MAX_PLAYERS; i++)
{
if(IsPlayerConnected(i))
{
if(gTeam[i] == TEAM_MEDIC)
{
SetPlayerMarkerForPlayer(i, i, 0xFF0000FF);
}
}
}

This will make team medic have red markers which only their team can see.