foreach($this->piVars['oevent'] as $ouid => $status) {

   $check = $GLOBALS['TYPO3_DB']->sql_query( 'select * from events where hidden=0 and deleted=0 and link='.$ouid.' and pid='.$eventlist.' and memberid='.$this->fe_user_data['uid'] );

   $anzahl = $GLOBALS['TYPO3_DB']->sql_num_rows($check);

 

   $oldevent = $GLOBALS['TYPO3_DB']->sql_query( 'select * from events where hidden=0 and deleted=0 and pid='.$eventlist.' and uid='.$ouid );

   $newevent = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($oldevent);     

 

   if($status == 'ja' and $anzahl == 0) {                       

      $newevent['link'] = $ouid;                       

      $insert = $GLOBALS['TYPO3_DB']->exec_INSERTquery('events',$newevent);

   }

}