diff --git a/Course.php b/Course.php
index 5d11afc..27ada23 100644
--- a/Course.php
+++ b/Course.php
@@ -180,7 +180,7 @@ if( $_SESSION['user_type'] == "Student")
 
 
     
-    <div id="menu3" class="tab-pane <?php if ($_GET['tab'] == 'Missed') echo 'active'; ?>">
+    <div id="menu2" class="tab-pane <?php if ($_GET['tab'] == 'Missed') echo 'active'; ?>">
 
 <?php
     $group_id=$_SESSION['group_id'];
@@ -376,7 +376,7 @@ where Lab_Report_ID=$lab_repo_id and (lab_report_submissions.Student_id='$studen
           
           
           
-          <div id="menu3" class="tab-pane <?php if ($_GET['tab'] == 'Marked') echo 'active'; ?>">
+          <div id="menu4" class="tab-pane <?php if ($_GET['tab'] == 'Marked') echo 'active'; ?>">
 <?php
     $resultx  = mysqli_query($con,"SELECT `Submission_ID`, `Submission_Date`, lab_reports_table.`Lab_Report_ID`, `Student_id`, "
                              . "`Course_Group_id`, `Notes`, lab_report_submissions.`Marks`,