diff --git a/pages/other/user-agreement.nvue b/pages/other/user-agreement.nvue
index 839c655..fe0274a 100644
--- a/pages/other/user-agreement.nvue
+++ b/pages/other/user-agreement.nvue
@@ -7,64 +7,84 @@
 </template>
 
 <script setup>
-import {
-	ref
-} from 'vue'
-import {
-	onLoad
-} from '@dcloudio/uni-app'
-import {
-	platform
-} from '@/common/platform/PlatformFactory';
-import {
-	getPlatformConfig
-} from '@/common/server/config';
-let webview = ref(null);
-let webviewurl = ref("");
+	import {
+		ref
+	} from 'vue'
+	import {
+		onLoad,
+		onBackPress
+	} from '@dcloudio/uni-app'
+	import {
+		platform
+	} from '@/common/platform/PlatformFactory';
+	import {
+		getPlatformConfig
+	} from '@/common/server/config';
+	let webview = ref(null);
+	let webviewurl = ref("");
 
-getPlatformConfig().then(res => {
-	webviewurl.value = res.userAgreement;
-});
-const windowInfo = uni.getWindowInfo();
-console.log(windowInfo);
-let statusBarHeight = windowInfo.statusBarHeight + "px";
-// webview向外部发送消息
-const handlePostMessage = async (data) => {
-	console.log("接收到消息：", data, data.detail.data);
-	if (data.detail.data && data.detail.data[0]) {
-		let detailData = data.detail.data[0];
-		if (detailData.action == "pay") {
-			const res = await platform.pay(detailData.data);
-			evalJs({
-				action: "pay",
-				data: res.isPay,
-				callback: detailData.callback
-			});
+	getPlatformConfig().then(res => {
+		webviewurl.value = res.userAgreement;
+	});
+	const windowInfo = uni.getWindowInfo();
+	console.log(windowInfo);
+	let statusBarHeight = windowInfo.statusBarHeight + "px";
+	const thisPage = ref(null);
+	// webview向外部发送消息
+	const handlePostMessage = async (data) => {
+		console.log("接收到消息：", data, data.detail.data);
+		if (data.detail.data && data.detail.data[0]) {
+			let detailData = data.detail.data[0];
+			if (detailData.action == "pay") {
+				const res = await platform.pay(detailData.data);
+				evalJs({
+					action: "pay",
+					data: res.isPay,
+					callback: detailData.callback
+				});
+			} else if (detailData.action == "load") {
+				console.log("页面加载成功");
+			} else if (detailData.action == "pageUrl") {
+				console.log("页面跳转", detailData.data);
+				thisPage.value = detailData.data;
+			}
 		}
 	}
-}
-// 调用 webview 内部逻辑
-const evalJs = (data) => {
-	let json = JSON.stringify(data || {});
-	console.log("yds_postMessage", json);
-	webview.value.evalJS("window.yds_postMessage('" + json + "')");
-}
+	// 调用 webview 内部逻辑
+	const evalJs = (data) => {
+		let json = JSON.stringify(data || {});
+		console.log("yds_postMessage", json);
+		webview.value.evalJS("window.yds_postMessage('" + json + "')");
+	}
+	// 在 setup 中添加
+	onBackPress(() => {
+		console.log("thisPage.value", thisPage.value);
+		if (thisPage.value != null) {
+			if (thisPage.value.isHome) {
+				return false;
+			}
+		}
+		console.log('返回按钮被点击');
+		webview.value.evalJS("window.yds_backPress()");
+
+		return true;
+	})
 </script>
 <style>
-.container {
-	flex: 1;
-	flex-direction: column;
-	/* 竖向排列 */
-}
+	.container {
+		flex: 1;
+		flex-direction: column;
+		/* 竖向排列 */
+	}
 
-.navbar {
-	height: 40px;
-	/* 导航栏高度 */
-	background-color: #fff;
-}
+	.navbar {
+		height: 40px;
+		/* 导航栏高度 */
+		background-color: #fff;
+	}
 
-.webview {
-	flex: 1;
-	/* 自动占满剩余空间 */
-}
+	.webview {
+		flex: 1;
+		/* 自动占满剩余空间 */
+	}
 </style>
\ No newline at end of file