// 試聽
    function filePrev(pi_seq, pts_seq)
    {
        var url = "/service/prod_prevDownload.php?pi_seq=" + pi_seq + "&pts_seq=" + pts_seq ;
        window.open(url, 'filePrev', "width=168,height=199,top=0,left=0,scrollbars=yes") ;
        // win = window.open("/service/prod_prevDownload.php?pi_seq=" + pi_seq + "&pts_seq=" + pts_seq, "iframefilePrev") ;
    }

    // 適用機型
    function fit_mobile(pi_seq)
    {
        url = '/joybox/include/fit_mobile.php?pi_seq=' + pi_seq ;
        window.open(url, 'fit_mobile', "width=400,height=280,top=0,left=0,scrollbars=yes") ;
    }
    
    // 結帳
    function prod_info(pi_seq)
    {
        var args = prod_info.arguments ;        
        var promotion_seq = 0 ;
        
        if( args.length == 2 )
            promotion_seq = args[1] ;

        window.location = '/joybox/include/download/prod_info.php?pi_seq=' + pi_seq + '&promotion_seq=' + promotion_seq ;
    }

    // WAP 書籤    
    function send_bookmark()
    {
          openlink('/joybox/include/send_bookmark.php', 320, 398, 'send_bookark') ;
    }
    
    function open_new_page(url)
    {
        var win = window.open(url, "open_new_page") ;
    }
    
    // 是否為正確台灣手機門號  
    function is_msisdn(msisdn)
    {    
        return ( msisdn.length == 10 && (parseInt(msisdn.substr(1, 9)) == msisdn.substr(1, 9)) && (msisdn.substr(0, 2) == '09') ) ;
    }