IsVehicletype(vehicleid,type1,type2=0,type3=0)
{
	new vtype = VehicleInfo[vehicleid][type],
		result;

	if (type2 && !type3) result = (vtype & type1) && (vtype & type2);
	if (type2 && type3)  result = (vtype == type1|type2|type3);
	else result = (vtype 
	return result ? true : false;
}