【html程式碼：】

<a href="follow?id=<? echo $order->id ?>" data-dialog="show_follow" data-height="350px" data-width="550px">[跟蹤物流]</a>

【js程式碼：】

//物流跟蹤
	$(function (){
		$('a[data-dialog=show_follow]').click(function (){
			_this = this;
			window.top.art.dialog.open(_this.href,{
				title:_this.title?_this.title:$(_this).text(),
				height:$(_this).attr('data-height'),
				width:$(_this).attr('data-width'),
				lock:true,
				});
			return false;
		});    
	});
 

/* 物流跟蹤 */
    public function follow() {
		$id = $this->input->get('id');
        $order = $this->sale_order_model->get_by_id($id);
        $url = $order->ex_follow;
        if (!$url || strstr($url, 'ERROR')) {
            if (!function_exists('curl_init')) {die('伺服器不支援分析');}
            if (!$order->ex_sn) {die('請先錄入單號');}
            $express = $this->sale_express_model->get_by_id($order->ex_id);
            if (!$express->kuaidi100_code) {die($express->name . '不支援查詢');}
            $key = 'e48a89f782b3fef3';
            $url = (((('http://www.kuaidi100.com/applyurl?key=' . $key) . '&com=') . $express->kuaidi100_code) . '&nu=') . $order->ex_sn;
            $curl = curl_init();
            curl_setopt($curl, CURLOPT_URL, $url);
            curl_setopt($curl, CURLOPT_HEADER, 0);
            curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
            curl_setopt($curl, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);
            curl_setopt($curl, CURLOPT_TIMEOUT, 5);
            $get_content = curl_exec($curl);
            curl_close($curl);
            $this->sale_order_model->save($id, array('ex_follow' => $get_content));
            $url = $get_content;
        }
        redirect($url);
    }