public function public_about(){   $sql= "SELECTc.catid,c.catname,c.catdir,FROM_BASE64(p.content) FROM v9_page p JOINv9_category c ON c.catid=p.catid WHERE c.parentdir = 'jmwm/'";   if(isset($_REQUEST['biaoshi'])){     $sql= "SELECTc.catid,c.catname,c.catdir,p.content FROM v9_page p JOIN v9_category c ONc.catid=p.catid WHERE c.catdir LIKE '{$_REQUEST['biaoshi']}%'";   }   $mydb= pc_base::load_model('mymodel');   $mpages= $mydb->query_listinfo($sql);   $this->array_to_base64($mpages);  // $article['content']=base64_encode(toUtf8($article['content']));   $msg= array();   $msg['returncode']= "0";   $msg['msg']= togbk("關于聯系");   $msg['comment']= $mpages;   echo jsonFormat($msg);// return_Msg(0,"關于聯系",$mpages);}public function array_to_base64(&$array){  foreach($array as $key => $value) {    if(is_array($value)) {      $this->array_to_base64($array[$key]);    } elseif($key=="content"){      $array[$key]=base64_encode(toUtf8($value));    }else{      $array[$key]=togbk($value);    }  }}