Something

public AddZonePlayers()
{
    for(new j=0; j<MAX_PLAYERS; j++){
	for(new i = 0; i < sizeof(ZoneInfo); i++)
	{
		new Float:x, Float:y, Float:z;
		GetPlayerPos(j,x,y,z);
		if(x >= ZoneInfo[i][zMinX] && x < ZoneInfo[i][zMaxX] && y>= ZoneInfo[i][zMinY] && y < ZoneInfo[i][zMaxY])
		{
		    if(ZonePlayer[j] == 1)
			{
			}
			else
				{
					ZonePlayer[j] ++;
				}
			}
		}
	}
	return 1;
}

public StartTakeOver()
{
    for(new j=0; j<MAX_PLAYERS; j++)
	{
		if(ZonePlayer[j] == 5)
		{
			// start teh wars
		}
	}
	return 1;
}