diff --git a/controllers/Pks.php b/controllers/Pks.php
index 2d1e7f3..bc4f8ed 100644
--- a/controllers/Pks.php
+++ b/controllers/Pks.php
@@ -86,8 +86,13 @@ class Pks extends CC_Controller
     	$parms = $this->uri->uri_to_assoc(3);
 		
 		// 調整 pksno 為 pks 格式
-		if (strpos($parms['pksno'], 'B') !== false)
-			$parms['pksno'] = '9' . intval(preg_replace('/[^0-9\-]/', '', $parms['pksno']));	// 地下 B
+		if (strpos($parms['pksno'], 'B') !== false){
+			if($parms['sno'] = '40709')
+				$parms['pksno'] = '8' . intval(preg_replace('/[^0-9\-]/', '', $parms['pksno']));	// 地下 B
+			else {
+				$parms['pksno'] = '9' . intval(preg_replace('/[^0-9\-]/', '', $parms['pksno']));	// 地下 B
+			}
+		}
 		else
 			$parms['pksno'] = intval(preg_replace('/[^0-9\-]/', '', $parms['pksno']));