Index: branches/dev/data/lib/slib.php
===================================================================
--- branches/dev/data/lib/slib.php	(revision 11975)
+++ branches/dev/data/lib/slib.php	(revision 12007)
@@ -527,4 +527,12 @@
 function sfIsInt($value) {
 	if($value != "" && strlen($value) <= INT_LEN && is_numeric($value)) {
+		return true;
+	}
+	return false;
+}
+
+// INT·¿¤ÎÀ°¿ô¥Á¥§¥Ã¥¯
+function sfIsRealInt($value) {
+	if($value != "" && strlen($value) <= INT_LEN && is_Int($value)) {
 		return true;
 	}
@@ -1928,7 +1936,7 @@
 	if(!$g_category_on)	{
 		$g_category_on = true;
-		if(sfIsInt($category_id) && sfIsRecord("dtb_category","category_id", $category_id)) {
+		if(sfIsRealInt($category_id) && sfIsRecord("dtb_category","category_id", $category_id)) {
 			$g_category_id = $category_id;
-		} else if (sfIsInt($product_id) && sfIsRecord("dtb_products","product_id", $product_id, "status = 1")) {
+		} else if (sfIsRealInt($product_id) && sfIsRecord("dtb_products","product_id", $product_id, "status = 1")) {
 			$objQuery = new SC_Query();
 			$where = "product_id = ?";