public static function DoSelectJoinMultiTypes(Criteria $c,$con = null) {
		
		SchoolPeer::addSelectColumns($c);
		SchoolMultiTypeRefPeer::addSelectColumns($c);
		SchoolMultiTypePeer::addSelectColumns($c);
		
		$c->addJoin(SchoolPeer::ID,SchoolMultiTypeRefPeer::SCHOOLID,Criteria::LEFT_JOIN);
		$c->addJoin(BaseSchoolMultiTypeRefPeer::MTYPEID,SchoolMultiTypePeer::ID,Criteria::LEFT_JOIN);
		
		$c->addSelectColumn(SchoolMultiTypePeer::NAME);
		
		return SchoolPeer::doSelect($c,$con);
	}
}