// 點擊便當型錄超連結

<a href="javascript:showDetail(\''.$_SESSION['bag']->lunchbox_number[$lunchbox_number].'\')">

//讀取資料並利用javascript的funtion決定印出哪一個便當的資料

function showDetail(lunchboxSN)
{
    var url ='./showdetail.php?sn='+lunchboxSN;
    window.open(url,null,"width=410, height=300");
		
}


//印出便當詳細資訊

include_once('lunchboxtype.php');
$boxSN=$_GET['sn'];
$box = new lunchboxtype;
$box->showDetail($boxSN);