diff --git a/pages_app/myCourseware/myCourseware.vue b/pages_app/myCourseware/myCourseware.vue
index c9943d4..7b0294c 100644
--- a/pages_app/myCourseware/myCourseware.vue
+++ b/pages_app/myCourseware/myCourseware.vue
@@ -1,5 +1,16 @@
 <template>
-	<navBar title="我的课件" />
+	<!-- <navBar title="我的课件" /> -->
+	<view class="navbox">
+			<view class="status_bar"></view>
+			<uni-nav-bar
+			left-icon="left" 
+			title="我的课件" 
+			@clickLeft="goBack" 
+			color="#8B2316" 
+			:border="false" 
+			backgroundColor="#eeeeee"
+		/>
+		  </view>
 	<view class="my-courseware-page">
 		<!-- 顶部导航栏 -->
 
@@ -87,7 +98,7 @@
 import { ref, onMounted } from 'vue';
 import api from '@/api/api';
 import  navTo  from '@/utils/navTo.js';
-import { onLoad } from '@dcloudio/uni-app';
+import { onLoad,onBackPress } from '@dcloudio/uni-app';
 import downLoadImg from "@/static/course_download.png"
 import moneyImg from "@/static/course_yuan.png"
 const activeTab = ref('download');
@@ -100,13 +111,28 @@ const downloadCount = ref(0);
 const totalAmount = ref(0);
 
 const coursewareList = ref([]);
-
+const from = ref('');
+onBackPress(() => {
+	if(!from.value){
+		plus.runtime.quit();
+		return true;
+	}
+});
+onLoad((options) => {
+	if(options.from){
+		from.value = options.from;
+	}
+});
 onMounted(() => {
 	onRefresh();
 });
 
 const goBack = () => {
-	uni.navigateBack();
+	if(!from.value){
+		plus.runtime.quit();
+	}else{
+		uni.navigateBack();
+	}
 };
 
 onLoad((options) => {
diff --git a/pages_app/ppt/ppt.vue b/pages_app/ppt/ppt.vue
index f679bec..2957411 100644
--- a/pages_app/ppt/ppt.vue
+++ b/pages_app/ppt/ppt.vue
@@ -108,7 +108,7 @@
 
 		<!-- 投稿按钮 -->
 		<view class="submit-btn" @click="submitCourseware">
-			<up-image  :src="tougaoImg" width="152rpx" height="80rpx" ></up-image>
+			<up-image  :src="getPptImg" width="152rpx" height="80rpx" ></up-image>
 		</view>
 	</view>
 	<unidialog
@@ -140,6 +140,7 @@
 	import upImg from "@/static/cb_up.png"
 	import downImg from "@/static/cb_up.png"
 	import tougaoImg from "@/static/kejiantougao.png"
+	import getPptImg from "@/static/getPpt.png"
 	import downLoadImg from "@/static/wdxz.png"
 	import pptImg from "@/static/pdf.png"
 	import wordImg from "@/static/word.png"
diff --git a/pages_app/pptDetail/pptDetail.vue b/pages_app/pptDetail/pptDetail.vue
index f8aecd9..8e8670d 100644
--- a/pages_app/pptDetail/pptDetail.vue
+++ b/pages_app/pptDetail/pptDetail.vue
@@ -7,9 +7,7 @@
       left-icon="left"
       title="课件详情"
       @clickLeft="goBack"
-    
       color="#8B2316"
-     
       :border="false"
       backgroundColor="#eeeeee"
     >
diff --git a/static/getPpt.png b/static/getPpt.png
new file mode 100644
index 0000000..3dff112
Binary files /dev/null and b/static/getPpt.png differ
diff --git a/utils/request.js b/utils/request.js
index 2c1b21c..b91af91 100644
--- a/utils/request.js
+++ b/utils/request.js
@@ -120,9 +120,9 @@ export const request = (url, data = {}, method = 'post', loading = false, conten
 						if(process.env.UNI_PLATFORM == "mp-weixin"){
 							uni.redirectTo({url:'/pages_app/login/login'})
 						}
-						else{
-							uni.navigateTo({url:'/pages_app/login/login'})
-						}
+						// else{
+						// 	uni.navigateTo({url:'/pages_app/login/login'})
+						// }
 					 uni.sendNativeEvent('getNewToken', {
 						msg: 'getNewToken'
 					 },ret => {