[Konstantinos]

pawn Код:

stock IsAdmin( playerid )
{
    if( /* CHECK IF THE PLAYER'S LEVEL IS WHAT YOU WANT.. ABOVE 1 LET'S SAY! */ ) return 1;
    return 0;
}

pawn Код:

#define Syntax(%0,%1) SendAdminMessage(%0, 0xFFFF00FF, %1);
#define Error(%0,%1) SendAdminMessage(%0, 0xFF0000FF, %1); 
// CHANGE THE COLORS FOR BOTH

For the rest, you need to show us the lines.