public static function init()
{
$aConf = Util_Common::getConf('wxpay', null, 'wxpay');
self::$APPID = $aConf['APPID'];
self::$MCHID = $aConf['MCHID'];
self::$KEY = $aConf['KEY'];
self::$APPSECRET = $aConf['APPSECRET'];
//self::$JS_API_CALL_URL = $aConf['JS_API_CALL_URL'];
self::$SSLCERT_PATH = $aConf['SSLCERT_PATH'];
self::$SSLKEY_PATH = $aConf['SSLKEY_PATH'];
self::$NOTIFY_URL = $aConf['NOTIFY_URL'];
}