Index: branches/version-2_5-dev/data/class/SC_CartSession.php
===================================================================
--- branches/version-2_5-dev/data/class/SC_CartSession.php	(revision 19928)
+++ branches/version-2_5-dev/data/class/SC_CartSession.php	(revision 20007)
@@ -587,4 +587,8 @@
         return $_SESSION['cartKey'];
     }
+
+    function isMultiple() {
+        return count($this->getKeys()) > 1;
+    }
 }
 ?>
Index: branches/version-2_5-dev/data/class/pages/frontparts/bloc/LC_Page_FrontParts_Bloc_Cart.php
===================================================================
--- branches/version-2_5-dev/data/class/pages/frontparts/bloc/LC_Page_FrontParts_Bloc_Cart.php	(revision 19815)
+++ branches/version-2_5-dev/data/class/pages/frontparts/bloc/LC_Page_FrontParts_Bloc_Cart.php	(revision 20007)
@@ -94,12 +94,10 @@
         $arrCartList[0]['ProductsTotal'] = $ProductsTotal;
         $arrCartList[0]['TotalQuantity'] = $TotalQuantity;
-        /*
-         * FIXME
-         * 商品種別ごとに送料無料までの金額を計算するよう要修正
-         */
+
         $deliv_free = $arrInfo['free_rule'] - $ProductsTotal;
         $arrCartList[0]['free_rule'] = $arrInfo['free_rule'];
         $arrCartList[0]['deliv_free'] = $deliv_free;
 
+        $this->isMultiple = $objCart->isMultiple();
         $this->arrCartList = $arrCartList;
     }