/**
* Returns an array containing, for each field, the arary key used for that
* field in self::$_fields.
*
* @return array
*/
static function &fieldKeys()
{
if (!self::$_fieldKeys) {
self::$_fieldKeys = array('id' => 'id', 'group_id' => 'group_id', 'contact_id' => 'contact_id', 'status' => 'status', 'location_id' => 'location_id', 'email_id' => 'email_id');
}
return self::$_fieldKeys;
}
