diff --git a/src/app/navigation/navigation.component.html b/src/app/navigation/navigation.component.html
index 1cc8b01..8802dfe 100644
--- a/src/app/navigation/navigation.component.html
+++ b/src/app/navigation/navigation.component.html
@@ -5,12 +5,12 @@
             <img src="../../assets/images/logo.png" alt="logo">
         </div>
         <div class="navbox">
-            <div class="openSystem" style="border-bottom: 1px solid gray;">
+            <!-- <div class="openSystem" style="border-bottom: 1px solid gray;">
                 <a href="ax://startup?" style="color: white">战术授课</a>
             </div>
             <div class="openSystem">
                 <a href="ax2://startup?" style="color: white">战术学习</a>
-            </div>
+            </div> -->
             <!-- <div class="addBankBtn" (click)="addDataBank()" *ngIf="islogin.isLogin">
                 <mat-icon>note_add</mat-icon> <span>新增资料库</span>
             </div>
diff --git a/src/app/navigation/navigation.component.scss b/src/app/navigation/navigation.component.scss
index af14ecb..122765b 100644
--- a/src/app/navigation/navigation.component.scss
+++ b/src/app/navigation/navigation.component.scss
@@ -168,7 +168,7 @@ mat-sidenav{
    }
    .biglogobox{
        width: 194px;
-       height: 149px;
+       height: 148px;
        background-color: #4699f6;
        display: block;
        text-align: center;
@@ -177,6 +177,7 @@ mat-sidenav{
        margin-bottom: 20px;
        color: #FFF;
        margin: 0 auto;
+       border-bottom: 1px solid rgba(0, 0, 0, 0.12);
        img{
             width: 138px;
             height: 138px;
diff --git a/src/app/ui/all-file/all-file.component.html b/src/app/ui/all-file/all-file.component.html
index 4fe4929..49d9f6f 100644
--- a/src/app/ui/all-file/all-file.component.html
+++ b/src/app/ui/all-file/all-file.component.html
@@ -138,10 +138,19 @@
             (click)="clickCheckBoxLi($event,row)">
         </tr>
     </table>
-    <div class="nofiles" *ngIf="isNoFileTitle">
+    
+    <div class="nofiles" *ngIf="isNoFileTitle && selectedDataBank.includes('/')">
         <span style="font-size: 14px;cursor: default;">您还没上传过文件哦～</span>
     </div>
 </div>
+<div class="openSystem" *ngIf="!selectedDataBank.includes('/')">
+    <a href="ax://startup?"><img src="../../../assets/images/pdf.png" alt="">战术授课<span>进入</span></a>
+</div>
+<div class="openSystem" *ngIf="!selectedDataBank.includes('/')">
+    <a href="ax2://startup?"><img src="../../../assets/images/pdf.png" alt="">战术学习<span>进入</span></a>
+    
+</div>
+
 
 <div class="fixedBox" [hidden]="!uploadisLoading2">
   <app-upload-files [thatFile]='this' #child></app-upload-files>
diff --git a/src/app/ui/all-file/all-file.component.scss b/src/app/ui/all-file/all-file.component.scss
index b02e205..04d8486 100644
--- a/src/app/ui/all-file/all-file.component.scss
+++ b/src/app/ui/all-file/all-file.component.scss
@@ -233,4 +233,33 @@
     top: 50%;
     text-align: center;
     margin: -78px 0 0 -244px;
+}
+.openSystem{
+    position: relative;
+    a{
+        color: rgba(0, 0, 0, 0.87);
+        font-size: 14px;
+        display: block;
+        width: 100%;
+        height: 48px;
+        line-height: 48px;
+        border-bottom: 1px solid rgba(0, 0, 0, 0.12);
+        padding-left: 4%;
+        background-color: white;
+        img{
+            position: relative;
+            width: 26px;
+            height: 26px;
+            top: 6px;
+            margin-right: 8px;
+        }
+        span{
+            position: absolute;
+            right: 31.3%;
+            line-height: 48px;
+            font-size: 14px;
+        }
+    }
+    
+    
 }
\ No newline at end of file
diff --git a/src/app/ui/all-file/all-file.component.ts b/src/app/ui/all-file/all-file.component.ts
index 017c49a..205ccc9 100644
--- a/src/app/ui/all-file/all-file.component.ts
+++ b/src/app/ui/all-file/all-file.component.ts
@@ -8,7 +8,6 @@ import { IsLoginService } from '../../is-login.service'
 import { MatDialog, MatDialogRef, MAT_DIALOG_DATA } from '@angular/material/dialog';
 import {UploadFilesComponent} from '../upload-files/upload-files.component'
 import { ComponentServiceService } from '../../component-service.service'
-import { element } from 'protractor';
 @Component({
   selector: 'app-all-file',
   templateUrl: './all-file.component.html',