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<?php
 class SysconfModel extends DB_ModelAbstract {
 
 private static $instance;
 
 const table = 'sysconf';
 
 public static function getInstance(&$model = -1, $config = array()) {
 if (!self::$instance)
 self::$instance = new self($config);
 if ($model !== -1)
 $model = self::$instance;
 else
 return self::$instance;
 }
 
 }
 
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