diff --git a/wwwroot/discount_setting/index.ui b/wwwroot/discount_setting/index.ui
index 11d805f..4977bee 100644
--- a/wwwroot/discount_setting/index.ui
+++ b/wwwroot/discount_setting/index.ui
@@ -34,11 +34,18 @@
 			]
 		},
 		{
-			"widgettype": "VBox",
+			"widgettype": "VScrollPanel",
 			"options": {
-				"width": "100%"
+				"width": "100%",
+				"flex": "1"
 			},
 			"subwidgets": [
+				{
+					"widgettype": "VBox",
+					"options": {
+						"width": "100%"
+					},
+					"subwidgets": [
 {% for p in products %}
 				{
 					"widgettype": "HBox",
@@ -68,17 +75,9 @@
 								{
 									"wid": "self",
 									"event": "blur",
-									"actiontype": "urlwidget",
-									"target": "discount_rows",
-									"options": {
-										"url": "{{entire_url('./save_discount.dspy')}}",
-										"params": {
-											"discountid": "{{params_kw.discountid}}",
-											"productid": "{{p.productid}}",
-											"detail_id": "{{p.detail_id or ''}}",
-											"discount": "{{p.discount or ''}}"
-										}
-									}
+									"actiontype": "script",
+									"target": "self",
+									"script": "var v=this.target.dom_element.querySelector('input');if(!v)return;var nv=v.value;fetch('{{entire_url(\"./save_discount.dspy\")}}',{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({discountid:'{{params_kw.discountid}}',productid:'{{p.productid}}',detail_id:'{{p.detail_id or ''}}',discount:nv})}).then(function(r){return r.json()}).then(function(r){if(r.widgettype==='Error')bricks.show_error(r.options)}).catch(function(e){console.error(e)})"
 								}
 							]
 						}
@@ -87,5 +86,7 @@
 {% endfor %}
 			]
 		}
-	]
+		]
+	}
+]
 }