From 6af2d7791286d2f6934a24ea2c5b5283d92934d5 Mon Sep 17 00:00:00 2001
From: Lan Hui <lanhui@zjnu.edu.cn>
Date: Tue, 8 Aug 2023 15:02:26 +0800
Subject: [PATCH] Add non-sticky footer.

---
 Admin.php            |   8 +
 Course.php           |  15 +
 Courses.php          | 782 ++++++++++++++++++++++---------------------
 Footer.php           |   3 +
 Header.php           |   3 +-
 Submissions.php      |  25 +-
 SubmitLab.php        |  15 +-
 index.php            |   3 +-
 recover_password.php |   2 +
 signup.php           |   2 +
 10 files changed, 450 insertions(+), 408 deletions(-)
 create mode 100644 Footer.php

diff --git a/Admin.php b/Admin.php
index 1cbfb8e..d02f8b0 100644
--- a/Admin.php
+++ b/Admin.php
@@ -221,6 +221,9 @@ if ($_SESSION['user_type'] != "Lecturer" && $_SESSION['user_type'] != "Admin") {
 	</div>
 
     </div>
+
+    <?php include 'Footer.php';?>
+    
 </div>
 
 <script>
@@ -250,3 +253,8 @@ if ($_SESSION['user_type'] != "Lecturer" && $_SESSION['user_type'] != "Admin") {
  })
 
 </script>
+
+
+</body>
+</html>
+
diff --git a/Course.php b/Course.php
index 7d054ff..e8329fa 100644
--- a/Course.php
+++ b/Course.php
@@ -6,6 +6,11 @@ include 'NoDirectPhpAcess.php';
 <?php
 $page='Courses+';
 include 'Header.php';
+?>
+
+<div class="container">
+
+<?php
 $student_id = $_SESSION["user_student_id"];
 $group_id = $_SESSION["user_group_id"];
 $c_date = date("Y-m-d H:i");
@@ -545,6 +550,12 @@ where course_group_members_table.Course_Group_id=$id");
 }
 ?>
 
+<?php include 'Footer.php';?>
+
+</div>
+
+
+
 <script src="./css/jquery-1.11.1.min.js"></script>
 <script src="./css/jquery-ui.min.js"></script>
 <link rel="stylesheet" href="./css/jquery-ui.css" />
@@ -701,3 +712,7 @@ where course_group_members_table.Course_Group_id=$id");
  })
 
 </script>
+
+
+</body>
+</html>
diff --git a/Courses.php b/Courses.php
index 5ca2270..fcf3d81 100644
--- a/Courses.php
+++ b/Courses.php
@@ -4,31 +4,30 @@ include 'NoDirectPhpAcess.php';
 
 
 <?php
-
-
 $page='Courses';
 include 'Header.php';
+?>
 
+<div class="container">
+
+<?php
 $user_d = $_SESSION['user_id'];
-
 if( $_SESSION['user_type']=="Lecturer" || $_SESSION['user_type']=="TA")
 {
 ?>
 
+	<!--    FOR LECTURER-->
 
 
-    <!--    FOR LECTURER-->
-
-
-    <div class="row" style="width:80%;margin:auto; text-align:left;">
-	<script src="./css/jquery-1.11.1.min.js"></script>
-	<script src="./css/jquery-ui.min.js"></script>
-	<link rel="stylesheet" href="./css/jquery-ui.css" />
-	<script>
-		 function extendDeadline(id) {
-		     const dropstudents = $("#dropstudents").html();
-		     try {
-			 $(`<form id="frm" method="get" action="Script.php">
+	<div class="row">
+	    <script src="./css/jquery-1.11.1.min.js"></script>
+	    <script src="./css/jquery-ui.min.js"></script>
+	    <link rel="stylesheet" href="./css/jquery-ui.css" />
+	    <script>
+		     function extendDeadline(id) {
+			 const dropstudents = $("#dropstudents").html();
+			 try {
+			     $(`<form id="frm" method="get" action="Script.php">
                                 <input type="hidden" name="extenddeadline" value="true" >
                                 <input type="hidden" name="id" value="${id}" >
                                 New date and time<br>
@@ -53,435 +52,435 @@ if( $_SESSION['user_type']=="Lecturer" || $_SESSION['user_type']=="TA")
 				   }
 			       }
 			   });
-		     } catch(e) {
-			 alert(e);
+			 } catch(e) {
+			     alert(e);
+			 }
 		     }
-		 }
-        </script>
-	
-
-	<?php
-	if(!empty($_GET["course"]))
-	{
-            $course_url = mysqli_real_escape_string($con, $_GET["course"]);
-            $result = mysqli_query($con,"SELECT `Course_ID`, `Course_Name`, `Academic_Year`, `Faculty`,"
-				      . " `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members`  "
-				      . " , users_table.Full_Name  FROM `courses_table` INNER JOIN users_table"
-				      . " ON users_table.User_ID=courses_table.Lecturer_User_ID where URL='$course_url' ");
+            </script>
 	    
-            if(mysqli_num_rows($result)==0)
-            {} else { while($row = mysqli_fetch_assoc($result)) {
-                $name=$row['Course_Name'];
-                $code=$row['Course_Code'];
-                $faculty=$row['Faculty'];	
-                $lecturer=$row['Full_Name'];
-                $academic=$row['Academic_Year'];
-                $url=$row['URL'];
-                $id=$row['Course_ID'];
-                $course_id=$row['Course_ID'];
-                echo    "  
+
+	    <?php
+	    if(!empty($_GET["course"]))
+	    {
+		$course_url = mysqli_real_escape_string($con, $_GET["course"]);
+		$result = mysqli_query($con,"SELECT `Course_ID`, `Course_Name`, `Academic_Year`, `Faculty`,"
+					  . " `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members`  "
+					  . " , users_table.Full_Name  FROM `courses_table` INNER JOIN users_table"
+					  . " ON users_table.User_ID=courses_table.Lecturer_User_ID where URL='$course_url' ");
+		
+		if(mysqli_num_rows($result)==0)
+		{} else { while($row = mysqli_fetch_assoc($result)) {
+                    $name=$row['Course_Name'];
+                    $code=$row['Course_Code'];
+                    $faculty=$row['Faculty'];	
+                    $lecturer=$row['Full_Name'];
+                    $academic=$row['Academic_Year'];
+                    $url=$row['URL'];
+                    $id=$row['Course_ID'];
+                    $course_id=$row['Course_ID'];
+                    echo    "  
                   
                         <div class='alert> <a href='~\..\Courses.php?course=$url'>   <div class='panel'>
   ($code) - $name 
    <br> <span style='font-size:8pt'>Faculty:$faculty &nbsp; Year: $academic &nbsp; Lecturer: $lecturer </span>
 </div></a>
                         <hr></div></div> <div class='row' style='width:80%;margin:auto; text-align:left;'>
-		";
-		
-                echo "<div class='col-md-5'>";
-            }
-		
-		// ------------------------------Editing Lab Assignment by Lecturer ------------------------------------
-
-
-		if($_GET['act']=="edit"){ 
-                    $getid = mysqli_real_escape_string($con, $_GET["cid"]);
-                    $result1 = mysqli_query($con, "SELECT * from lab_reports_table WHERE Lab_Report_ID = '$getid'");
-
-                    while($row1 = mysqli_fetch_assoc($result1)) {
-			$Deadline = $row1['Deadline'];
-			$_SESSION['Date'] = trim( strstr($Deadline, ' ', true) );
-			$_SESSION['Time'] = trim( strstr($Deadline, ' ') );
-			$_SESSION['Instructions'] = $row1['Instructions'];
-			$_SESSION['Title'] = $row1['Title'];
-			$_SESSION['Marks'] = $row1['Marks'];
-			$_SESSION['Type'] = $row1['Type'];
-                    }
+		    ";
 		    
-                    if(isset($_POST['frm_uploadlab'])){
-			$deadlinedate = trim(mysqli_real_escape_string($con, $_POST["deadlinedate"])); // remove spaces
-			$deadlinetime = trim(mysqli_real_escape_string($con, $_POST["deadlinetime"])); // remove spaces
-			$instructions = mysqli_real_escape_string($con, $_POST["instructions"]);
-			$title = mysqli_real_escape_string($con, $_POST["title"]);
-			$marks = mysqli_real_escape_string($con, $_POST["marks"]);
-			$type  = mysqli_real_escape_string($con, $_POST["type"]);
-			$Deadline = $deadlinedate." ".$deadlinetime;
-			$date =  date("Y-m-d H:i");
-			
-			$sql = "UPDATE `lab_reports_table` SET `Deadline` = ('" . $Deadline . "'), `Instructions` = ('" . $instructions . "'), `Title` = ('" . $title . "'), `Marks` = ('" . $marks . "'), `Type` = ('" . $type . "') WHERE `lab_reports_table`.`Lab_Report_ID` = '$getid'";
-			if ($con->query($sql) === TRUE) {
-                            $_SESSION["info_Updated"]="Assignment information updated successfully.";
-			    
-			} else {
-                            // echo "Error: " . $sql . "<br>" . $con->error;
-                            echo "Serious error happened whiling updating assignment information.";
+                    echo "<div class='col-md-5'>";
+		}
+		    
+		    // ------------------------------Editing Lab Assignment by Lecturer ------------------------------------
+
+
+		    if($_GET['act']=="edit"){ 
+			$getid = mysqli_real_escape_string($con, $_GET["cid"]);
+			$result1 = mysqli_query($con, "SELECT * from lab_reports_table WHERE Lab_Report_ID = '$getid'");
+
+			while($row1 = mysqli_fetch_assoc($result1)) {
+			    $Deadline = $row1['Deadline'];
+			    $_SESSION['Date'] = trim( strstr($Deadline, ' ', true) );
+			    $_SESSION['Time'] = trim( strstr($Deadline, ' ') );
+			    $_SESSION['Instructions'] = $row1['Instructions'];
+			    $_SESSION['Title'] = $row1['Title'];
+			    $_SESSION['Marks'] = $row1['Marks'];
+			    $_SESSION['Type'] = $row1['Type'];
 			}
-                    }
-		    
-                    if( $_SESSION['user_type']=="Lecturer"){   
-			$Date = $_SESSION['Date'];
-			$Time = $_SESSION['Time'];
-			$Instructions = $_SESSION['Instructions'];
-			$Title = $_SESSION['Title'];
-			$Marks = $_SESSION['Marks'];
-			$Type = $_SESSION['Type'];
 			
-			echo "  <h3><a href='Courses.php?course=".$url."'>Editing assignment information</a></h3>";
-        ?> 
-            <form method='post'   enctype='multipart/form-data' action=''>
-                <input type='hidden' name='frm_uploadlab' value='true' required=''/>
-                <input type='hidden' name='course_id' value='<?php echo "$id" ?>' required=''/>
-                <input type='hidden' name='url' value='<?php echo ".$course_url." ?>' required=''/>
+			if(isset($_POST['frm_uploadlab'])){
+			    $deadlinedate = trim(mysqli_real_escape_string($con, $_POST["deadlinedate"])); // remove spaces
+			    $deadlinetime = trim(mysqli_real_escape_string($con, $_POST["deadlinetime"])); // remove spaces
+			    $instructions = mysqli_real_escape_string($con, $_POST["instructions"]);
+			    $title = mysqli_real_escape_string($con, $_POST["title"]);
+			    $marks = mysqli_real_escape_string($con, $_POST["marks"]);
+			    $type  = mysqli_real_escape_string($con, $_POST["type"]);
+			    $Deadline = $deadlinedate." ".$deadlinetime;
+			    $date =  date("Y-m-d H:i");
+			    
+			    $sql = "UPDATE `lab_reports_table` SET `Deadline` = ('" . $Deadline . "'), `Instructions` = ('" . $instructions . "'), `Title` = ('" . $title . "'), `Marks` = ('" . $marks . "'), `Type` = ('" . $type . "') WHERE `lab_reports_table`.`Lab_Report_ID` = '$getid'";
+			    if ($con->query($sql) === TRUE) {
+				$_SESSION["info_Updated"]="Assignment information updated successfully.";
+				
+			    } else {
+				// echo "Error: " . $sql . "<br>" . $con->error;
+				echo "Serious error happened whiling updating assignment information.";
+			    }
+			}
+			
+			if( $_SESSION['user_type']=="Lecturer"){   
+			    $Date = $_SESSION['Date'];
+			    $Time = $_SESSION['Time'];
+			    $Instructions = $_SESSION['Instructions'];
+			    $Title = $_SESSION['Title'];
+			    $Marks = $_SESSION['Marks'];
+			    $Type = $_SESSION['Type'];
+			    
+			    echo "  <h3><a href='Courses.php?course=".$url."'>Editing assignment information</a></h3>";
+            ?> 
+		<form method='post'   enctype='multipart/form-data' action=''>
+                    <input type='hidden' name='frm_uploadlab' value='true' required=''/>
+                    <input type='hidden' name='course_id' value='<?php echo "$id" ?>' required=''/>
+                    <input type='hidden' name='url' value='<?php echo ".$course_url." ?>' required=''/>
+		    
+                    Deadline Date/Time
+                    <div class='row'> 
+			<div class='col-md-7'><input type='date' id='date' name='deadlinedate' placeholder='' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Date : ""; ?>"> </div>
+			<div class='col-md-5'> <input type='text' id='time' class='form-control' name='deadlinetime' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Time : ""; ?>"> </div> 
+                    </div>
+
+                    Title
+                    <input type='text'  name='title' placeholder='Title' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Title : ""; ?>">
+                    Instructions
+                    <textarea  name='instructions' placeholder='Assignment Instructions' class='form-control' required='' ><?php echo isset($_GET['act']) && $_GET['act']=='edit' ? $Instructions : ''; ?></textarea>
+                    Marks
+                    <input type='text'  name='marks' placeholder='Marks' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Marks : ""; ?>">
+                    Attachment 1
+                    <input type='file'  name='attachment1' placeholder='Attachment 1' class='form-control'>
+
+                    Attachment 2
+                    <input type='file' name='attachment2' placeholder='Attachment 1' class='form-control'>
+
+                    Attachment 3
+                    <input type='file'  name='attachment3' placeholder='Attachment 1' class='form-control' >
+
+
+                    Attachment 4
+                    <input type='file'  name='attachment4' placeholder='Attachment 4' class='form-control' >
+                    <br>
+
+		    <?php
+                    if ($Type == "Individual") {
+			echo "Submission Type  <input type='radio' name='type' value='Individual' checked /> Individual  <input type='radio' name='type' value='Group' /> Group";
+                    } else {
+			echo "Submission Type  <input type='radio' name='type' value='Individual' /> Individual  <input type='radio' name='type' value='Group' checked> Group";
+                    }		 
+                    ?>
+
+
+                    <hr>
+                    <input type='submit' class='btn btn-primary' value='Post Lab Assignment'><br>
+		</form><br><br><br><br>
+	    <?php
+            }}else{
+
+		// ------------------------------Posting New Lab Assignment------------------------------------
+
+		// Mysql to split 1 string into 2 similar to the tsrstr in php
+		// SELECT SUBSTRING_INDEX(Deadline, ' ', 1) as Date, SUBSTRING_INDEX(Deadline, ' ', -1) as Time from lab_reports_table
+
+		if( $_SESSION['user_type']=="Lecturer"){   
+
+            ?> 
 		
-                Deadline Date/Time
-                <div class='row'> 
-                    <div class='col-md-7'><input type='date' id='date' name='deadlinedate' placeholder='' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Date : ""; ?>"> </div>
-                    <div class='col-md-5'> <input type='text' id='time' class='form-control' name='deadlinetime' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Time : ""; ?>"> </div> 
-                </div>
+		<h3>New an assignment</h3>
+		
+		<form method='post'   enctype='multipart/form-data' action='Script.php'>
+		    <?php
+                    $_SESSION['url']=$url;
+                    ?>
+                    <input type='hidden' name='frm_uploadlab' value='true' required=''/>
+                    <input type='hidden' name='course_id' value='<?php echo "$id" ?>' required=''/>
+                    <input type='hidden' name='url' value='<?php echo ".$course_url." ?>' required=''/>
+                    
+                    Deadline (date and time)
+                    <div class='row'> 
+			<div class='col-md-7'><input type='date' id='date' name='deadlinedate' placeholder='' class='form-control' required='' value=""> </div>
+			<div class='col-md-5'> <input type='time' class='form-control' name='deadlinetime' value=""> </div> 
+                    </div>
 
-                Title
-                <input type='text'  name='title' placeholder='Title' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Title : ""; ?>">
-                Instructions
-                <textarea  name='instructions' placeholder='Assignment Instructions' class='form-control' required='' ><?php echo isset($_GET['act']) && $_GET['act']=='edit' ? $Instructions : ''; ?></textarea>
-                Marks
-                <input type='text'  name='marks' placeholder='Marks' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Marks : ""; ?>">
-                Attachment 1
-                <input type='file'  name='attachment1' placeholder='Attachment 1' class='form-control'>
+                    Title
+                    <input type='text'  name='title' placeholder='Title' class='form-control' required='' value="">
+                    Instruction
+                    <textarea  name='instructions' placeholder='Assignment Instructions' class='form-control' required='' value=""></textarea>
+                    Mark
+                    <input type='text'  name='marks' placeholder='Marks' class='form-control' required='' value="">
+                    Attachment 1
+                    <input type='file'  name='attachment1' placeholder='Attachment 1' class='form-control'>
 
-                Attachment 2
-                <input type='file' name='attachment2' placeholder='Attachment 1' class='form-control'>
+                    Attachment 2
+                    <input type='file' name='attachment2' placeholder='Attachment 1' class='form-control'>
 
-                Attachment 3
-                <input type='file'  name='attachment3' placeholder='Attachment 1' class='form-control' >
+                    Attachment 3
+                    <input type='file'  name='attachment3' placeholder='Attachment 1' class='form-control' >
 
 
-                Attachment 4
-                <input type='file'  name='attachment4' placeholder='Attachment 4' class='form-control' >
-                <br>
+                    Attachment 4
+                    <input type='file'  name='attachment4' placeholder='Attachment 4' class='form-control' >
+                    <br>
+                    Submission type: <input type='radio' name='type' value='Individual' required=''> Individual
 
-		<?php
-                if ($Type == "Individual") {
-                    echo "Submission Type  <input type='radio' name='type' value='Individual' checked /> Individual  <input type='radio' name='type' value='Group' /> Group";
-                } else {
-                    echo "Submission Type  <input type='radio' name='type' value='Individual' /> Individual  <input type='radio' name='type' value='Group' checked> Group";
-                }		 
-                ?>
-
-
-                <hr>
-                <input type='submit' class='btn btn-primary' value='Post Lab Assignment'><br>
-            </form><br><br><br><br>
-	<?php
-        }}else{
-
-            // ------------------------------Posting New Lab Assignment------------------------------------
-
-            // Mysql to split 1 string into 2 similar to the tsrstr in php
-            // SELECT SUBSTRING_INDEX(Deadline, ' ', 1) as Date, SUBSTRING_INDEX(Deadline, ' ', -1) as Time from lab_reports_table
-
-            if( $_SESSION['user_type']=="Lecturer"){   
-
-        ?> 
-            
-            <h3>New an assignment</h3>
-            
-            <form method='post'   enctype='multipart/form-data' action='Script.php'>
-		<?php
-                $_SESSION['url']=$url;
-                ?>
-                <input type='hidden' name='frm_uploadlab' value='true' required=''/>
-                <input type='hidden' name='course_id' value='<?php echo "$id" ?>' required=''/>
-                <input type='hidden' name='url' value='<?php echo ".$course_url." ?>' required=''/>
-                
-                Deadline (date and time)
-                <div class='row'> 
-                    <div class='col-md-7'><input type='date' id='date' name='deadlinedate' placeholder='' class='form-control' required='' value=""> </div>
-                    <div class='col-md-5'> <input type='time' class='form-control' name='deadlinetime' value=""> </div> 
-                </div>
-
-                Title
-                <input type='text'  name='title' placeholder='Title' class='form-control' required='' value="">
-                Instruction
-                <textarea  name='instructions' placeholder='Assignment Instructions' class='form-control' required='' value=""></textarea>
-                Mark
-                <input type='text'  name='marks' placeholder='Marks' class='form-control' required='' value="">
-                Attachment 1
-                <input type='file'  name='attachment1' placeholder='Attachment 1' class='form-control'>
-
-                Attachment 2
-                <input type='file' name='attachment2' placeholder='Attachment 1' class='form-control'>
-
-                Attachment 3
-                <input type='file'  name='attachment3' placeholder='Attachment 1' class='form-control' >
-
-
-                Attachment 4
-                <input type='file'  name='attachment4' placeholder='Attachment 4' class='form-control' >
-                <br>
-                Submission type: <input type='radio' name='type' value='Individual' required=''> Individual
-
-                <input type='radio' name='type' value='Group' required=''> Group
-                <hr>
-                <input type='submit' class='btn btn-primary' value='Post'><br>
-            </form><br><br><br><br>
-	<?php
-        }            
-        }              
-	
-        }      
-        echo "</div>"; 
-	
-        echo "<div class='col-md-7'><h3>Assignment list</h3>";  
-        
-        error_reporting(0);
-        if(isset($_SESSION["info_Updated"])){
-            echo '<hr><div class="alert alert-info" role="alert">' . $_SESSION['info_Updated'] . '</div>';
-            $_SESSION['info_Updated'] = null;
-        }
-        if (isset($_SESSION['info_courses'])) {
-            echo '<hr><div class="alert alert-info" role="alert">' . $_SESSION['info_courses'] . '</div>';
-            $_SESSION['info_courses'] = null;
-        }
-        if (isset($_SESSION['info_courses'])) {
-            echo '<hr><div class="alert alert-info" role="alert">' . $_SESSION['info_courses'] . '</div>';
-            $_SESSION['info_courses']=null;
-        }
-
-
-        
-        
-        $result = mysqli_query($con," SELECT `Lab_Report_ID`,Type,Marks, `Course_ID`, `Posted_Date`, `Deadline`, `Instructions`, `Title`, `Attachment_link_1`, `Attachment_link_2`, `Attachment_link_3`, "
-				  . "`Attachment_link_4` FROM `lab_reports_table` WHERE Course_ID=$id ORDER by Lab_Report_ID DESC");
-	
-        
-        if( $_SESSION['user_type']=="TA")
-        {
-            echo "<b style='color:gray'>Only Lecturer can post assignments.</b><br>";
-        }
-        if(mysqli_num_rows($result)==0)
-        {
-            echo "No assignments posted so far.";
+                    <input type='radio' name='type' value='Group' required=''> Group
+                    <hr>
+                    <input type='submit' class='btn btn-primary' value='Post'><br>
+		</form><br><br><br><br>
+	    <?php
+            }            
+            }              
 	    
-        } else { while($row = mysqli_fetch_assoc($result)) {
-            $marks=$row['Marks'];		
-            $title=$row['Title'];
-            $ins=$row['Instructions'];
-            $posted=$row['Posted_Date'];	
-            $deadline=$row['Deadline'];
-            $att1=$row['Attachment_link_1'];
-            $att2=$row['Attachment_link_2'];
-            $att3=$row['Attachment_link_3'];
-            $att4=$row['Attachment_link_4'];
-            $id=$row['Lab_Report_ID'];
-            $cours_id=$row['Course_ID'];
-            $as_type=$row['Type'];
-            $full_link="<a href='~\..\Lab_Report_Assignments\\$att1'>$att1</a>";      
+            }      
+            echo "</div>"; 
+	    
+            echo "<div class='col-md-7'><h3>Assignment list</h3>";  
             
-            if($att2!=""){
-                $full_link= $full_link." &nbsp|&nbsp <a href='~\..\Lab_Report_Assignments\\$att2'>$att2</a>";    
+            error_reporting(0);
+            if(isset($_SESSION["info_Updated"])){
+		echo '<hr><div class="alert alert-info" role="alert">' . $_SESSION['info_Updated'] . '</div>';
+		$_SESSION['info_Updated'] = null;
             }
-            if($att3!=""){
-                $full_link= $full_link." &nbsp|&nbsp <a href='~\..\Lab_Report_Assignments\\$att3'>$att3</a>";    
+            if (isset($_SESSION['info_courses'])) {
+		echo '<hr><div class="alert alert-info" role="alert">' . $_SESSION['info_courses'] . '</div>';
+		$_SESSION['info_courses'] = null;
             }
-            
-            if($att4!=""){
-                $full_link= $full_link." &nbsp; | &nbsp <a href='~\..\Lab_Report_Assignments\\$att4'>$att4</a>";    
+            if (isset($_SESSION['info_courses'])) {
+		echo '<hr><div class="alert alert-info" role="alert">' . $_SESSION['info_courses'] . '</div>';
+		$_SESSION['info_courses']=null;
             }
+
+
             
             
+            $result = mysqli_query($con," SELECT `Lab_Report_ID`,Type,Marks, `Course_ID`, `Posted_Date`, `Deadline`, `Instructions`, `Title`, `Attachment_link_1`, `Attachment_link_2`, `Attachment_link_3`, "
+				      . "`Attachment_link_4` FROM `lab_reports_table` WHERE Course_ID=$id ORDER by Lab_Report_ID DESC");
+	    
             
-            
-            $resultx1 = mysqli_query($con,"Select Count(*) as cnt from lab_report_submissions where lab_report_submissions.Lab_Report_ID=$id");
-            while($row = mysqli_fetch_assoc($resultx1)) {$count_subs=$row['cnt'];}    
-            
-            $resultx2 = mysqli_query($con,"Select COUNT(*) as cnt from lab_report_submissions where lab_report_submissions.Lab_Report_ID=$id and Marks is not null");
-            if(mysqli_num_rows($resultx2)==0){$count_marked=0;} else { while($row = mysqli_fetch_assoc($resultx2)) {$count_marked =$row['cnt'];}}     
-            
-            
-            $header="Courses > ".$name."($code) > Assignments > ".$title;
-            
-            echo "      <div class='break-word btn btn-default' style='word-wrap: break-word;border-color:grey;'>
+            if( $_SESSION['user_type']=="TA")
+            {
+		echo "<b style='color:gray'>Only Lecturer can post assignments.</b><br>";
+            }
+            if(mysqli_num_rows($result)==0)
+            {
+		echo "No assignments posted so far.";
+		
+            } else { while($row = mysqli_fetch_assoc($result)) {
+		$marks=$row['Marks'];		
+		$title=$row['Title'];
+		$ins=$row['Instructions'];
+		$posted=$row['Posted_Date'];	
+		$deadline=$row['Deadline'];
+		$att1=$row['Attachment_link_1'];
+		$att2=$row['Attachment_link_2'];
+		$att3=$row['Attachment_link_3'];
+		$att4=$row['Attachment_link_4'];
+		$id=$row['Lab_Report_ID'];
+		$cours_id=$row['Course_ID'];
+		$as_type=$row['Type'];
+		$full_link="<a href='~\..\Lab_Report_Assignments\\$att1'>$att1</a>";      
+		
+		if($att2!=""){
+                    $full_link= $full_link." &nbsp|&nbsp <a href='~\..\Lab_Report_Assignments\\$att2'>$att2</a>";    
+		}
+		if($att3!=""){
+                    $full_link= $full_link." &nbsp|&nbsp <a href='~\..\Lab_Report_Assignments\\$att3'>$att3</a>";    
+		}
+		
+		if($att4!=""){
+                    $full_link= $full_link." &nbsp; | &nbsp <a href='~\..\Lab_Report_Assignments\\$att4'>$att4</a>";    
+		}
+		
+		
+		
+		
+		$resultx1 = mysqli_query($con,"Select Count(*) as cnt from lab_report_submissions where lab_report_submissions.Lab_Report_ID=$id");
+		while($row = mysqli_fetch_assoc($resultx1)) {$count_subs=$row['cnt'];}    
+		
+		$resultx2 = mysqli_query($con,"Select COUNT(*) as cnt from lab_report_submissions where lab_report_submissions.Lab_Report_ID=$id and Marks is not null");
+		if(mysqli_num_rows($resultx2)==0){$count_marked=0;} else { while($row = mysqli_fetch_assoc($resultx2)) {$count_marked =$row['cnt'];}}     
+		
+		
+		$header="Courses > ".$name."($code) > Assignments > ".$title;
+		
+		echo "      <div class='break-word btn btn-default' style='word-wrap: break-word;border-color:grey;'>
   $title ($marks Marks, $as_type) <br> $ins
   
    <br> <span style='font-size:8pt'>Posted: $posted &nbsp; Deadline: $deadline"
-               . "<br>"
-               . "<span class='btn-default'> &nbsp;&nbsp; $count_subs Submissions ( $count_marked Marked ) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='Courses.php?course=".$url."&act=edit&cid=".$id."'>Edit</a>&nbsp;&nbsp; |&nbsp;&nbsp;<a href='~\..\Submissions.php?id=$id&header=$header&total=$marks' onclick=''> View </a>     &nbsp;&nbsp; |&nbsp;&nbsp;         <a href='#'  onclick='extendDeadline($id)'> Extend Deadline </a>  </span>         <hr> Attachments : $full_link </span>"
-               . "&nbsp;&nbsp;</div>
-               ";
-            
-            
-            
-        }}
-        echo "</div>";
-	
-        $resultx1 = mysqli_query($con,"SELECT course_students_table.Student_ID,users_table.Full_Name FROM 
+		   . "<br>"
+		   . "<span class='btn-default'> &nbsp;&nbsp; $count_subs Submissions ( $count_marked Marked ) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='Courses.php?course=".$url."&act=edit&cid=".$id."'>Edit</a>&nbsp;&nbsp; |&nbsp;&nbsp;<a href='~\..\Submissions.php?id=$id&header=$header&total=$marks' onclick=''> View </a>     &nbsp;&nbsp; |&nbsp;&nbsp;         <a href='#'  onclick='extendDeadline($id)'> Extend Deadline </a>  </span>         <hr> Attachments : $full_link </span>"
+		   . "&nbsp;&nbsp;</div>
+		   ";
+		
+		
+		
+            }}
+            echo "</div>";
+	    
+            $resultx1 = mysqli_query($con,"SELECT course_students_table.Student_ID,users_table.Full_Name FROM 
 `course_students_table`
 INNER JOIN users_table on users_table.Student_ID=course_students_table.Student_ID
 WHERE Course_ID=$course_id");
-	
-        
-        echo "<span id='dropstudents' style='display:none;'> <select name='stdid'>";
-        while($row = mysqli_fetch_assoc($resultx1)) 
-        {
-            $stdid=$row['Student_ID'];
-            $stdname=$row['Full_Name'];
-            
-            echo "<option value='$stdid'> $stdname($stdid) </option> ";
-        }  
-        echo "</select><br>Reason <input type='text' name='reason'>"
-           . "<input type='hidden' name='url' value='$course_url'>"
-           . " </span>";
-	
-        return;
-
-	}
-	
-	?>
-
-
-	
-	<div class="col-md-8">
-            
-	    <?php 
-	    $user_name=$_SESSION['user_fullname'];
-            
-        echo "<div><b>My courses</b></div>";
-            
-	    $result = mysqli_query($con,"SELECT `Course_ID`, `Course_Name`, `Academic_Year`, `Faculty`, "
-				      . "`Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members`   , users_table.Full_Name  FROM `courses_table` INNER JOIN users_table ON users_table.User_ID=courses_table.Lecturer_User_ID where courses_table.Lecturer_User_ID=$user_d ORDER BY Academic_Year DESC, URL ASC");
 	    
-	    if($_SESSION['user_type']=="TA")
-	    {
-		$result = mysqli_query($con,"SELECT course_ta.Course_ID, `Course_Name`, 
+            
+            echo "<span id='dropstudents' style='display:none;'> <select name='stdid'>";
+            while($row = mysqli_fetch_assoc($resultx1)) 
+            {
+		$stdid=$row['Student_ID'];
+		$stdname=$row['Full_Name'];
+		
+		echo "<option value='$stdid'> $stdname($stdid) </option> ";
+            }  
+            echo "</select><br>Reason <input type='text' name='reason'>"
+               . "<input type='hidden' name='url' value='$course_url'>"
+               . " </span>";
+	    
+            return;
+
+	    }
+	    
+	    ?>
+
+
+	    
+	    <div class="col-md-8">
+		
+		<?php 
+		$user_name=$_SESSION['user_fullname'];
+		
+		echo "<div><b>My courses</b></div>";
+		
+		$result = mysqli_query($con,"SELECT `Course_ID`, `Course_Name`, `Academic_Year`, `Faculty`, "
+					  . "`Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members`   , users_table.Full_Name  FROM `courses_table` INNER JOIN users_table ON users_table.User_ID=courses_table.Lecturer_User_ID where courses_table.Lecturer_User_ID=$user_d ORDER BY Academic_Year DESC, URL ASC");
+		
+		if($_SESSION['user_type']=="TA")
+		{
+		    $result = mysqli_query($con,"SELECT course_ta.Course_ID, `Course_Name`, 
           `Academic_Year`, `Faculty`, `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members`   FROM `courses_table` 
 INNER JOIN 
 course_ta ON course_ta.Course_ID=courses_table.Course_ID where course_ta.TA=$user_d");
 
-	    }
-	    
-	    if(mysqli_num_rows($result)==0)
-	    {} else { while($row = mysqli_fetch_assoc($result)) {
-		$id=$row['Course_ID'];	
-		$name=$row['Course_Name'];
-		$code=$row['Course_Code'];
-		$faculty=$row['Faculty'];	
-		$lecturer=$row['Full_Name'];
-		$academic=$row['Academic_Year'];
-		$url=$row['URL'];
-                
-		$resultTA = mysqli_query($con,"SELECT `Course_ID`, `TA`,users_table.Full_Name as TA_NAME FROM `course_ta`
+		}
+		
+		if(mysqli_num_rows($result)==0)
+		{} else { while($row = mysqli_fetch_assoc($result)) {
+		    $id=$row['Course_ID'];	
+		    $name=$row['Course_Name'];
+		    $code=$row['Course_Code'];
+		    $faculty=$row['Faculty'];	
+		    $lecturer=$row['Full_Name'];
+		    $academic=$row['Academic_Year'];
+		    $url=$row['URL'];
+                    
+		    $resultTA = mysqli_query($con,"SELECT `Course_ID`, `TA`,users_table.Full_Name as TA_NAME FROM `course_ta`
 INNER JOIN users_table on users_table.User_ID=course_ta.TA
 where course_ta.Course_ID=$id");  
-                
-		$ta="";
-		while($rowTA = mysqli_fetch_assoc($resultTA)) {
-                    $ta=$ta."  - ".$rowTA['TA_NAME'];
-		}
-                
-                
-                
-		echo"  
+                    
+		    $ta="";
+		    while($rowTA = mysqli_fetch_assoc($resultTA)) {
+			$ta=$ta."  - ".$rowTA['TA_NAME'];
+		    }
+                    
+                    
+                    
+		    echo"  
                   
                          <a href='~\..\Courses.php?course=$url'>   <div class='btn btn-default'>
   ($code) - $name 
    <br> <span style='font-size:8pt'>Faculty : $faculty &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Year :  $academic  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  Lecturer  :$lecturer  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  TA:$ta </span>
 </div></a>
-                ";
+                    ";
+		    
+		}}?>
+	    </div>
+	    <div class="col-md-4">
+		<br>
+		<b> Course joining requests </b>
 		
-            }}?>
-	</div>
-	<div class="col-md-4">
-	    <br>
-	    <b> Course joining requests </b>
-	    
 
 
-	    <?php
-	    $lecturer_id= $_SESSION['user_id'];
-	    $result = mysqli_query($con,"SELECT  course_students_table.ID,users_table.Full_Name,  courses_table.Course_ID, `Course_Name`, `Academic_Year`, `Faculty`, `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members` FROM `courses_table` 
+		<?php
+		$lecturer_id= $_SESSION['user_id'];
+		$result = mysqli_query($con,"SELECT  course_students_table.ID,users_table.Full_Name,  courses_table.Course_ID, `Course_Name`, `Academic_Year`, `Faculty`, `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members` FROM `courses_table` 
 INNER JOIN course_students_table on  course_students_table.Course_ID=courses_table.Course_ID
 INNER JOIN users_table on users_table.Student_ID=course_students_table.Student_ID
 WHERE  Lecturer_User_ID=$lecturer_id and course_students_table.Status='Pending'");
-	    
-	    if(mysqli_num_rows($result)==0)
-	    {
 		
-		echo "<br>  <i class='fa fa-info-circle'></i>No course-joining request so far for your courses<hr>";
-	    } else { while($row = mysqli_fetch_assoc($result)) {
-		$id=$row['ID'];	
-        	
-		$name=$row['Course_Name'];
-		$code=$row['Course_Code'];
-		$faculty=$row['Faculty'];	
-		$std_name=$row['Full_Name'];
-		$academic=$row['Academic_Year'];
-                
-		echo "<div class='btn btn-default'>
+		if(mysqli_num_rows($result)==0)
+		{
+		    
+		    echo "<br>  <i class='fa fa-info-circle'></i>No course-joining request so far for your courses<hr>";
+		} else { while($row = mysqli_fetch_assoc($result)) {
+		    $id=$row['ID'];	
+        	    
+		    $name=$row['Course_Name'];
+		    $code=$row['Course_Code'];
+		    $faculty=$row['Faculty'];	
+		    $std_name=$row['Full_Name'];
+		    $academic=$row['Academic_Year'];
+                    
+		    echo "<div class='btn btn-default'>
  $std_name is Requesting to join <br> [($code) - $name ] &nbsp;&nbsp;&nbsp;&nbsp; <br><a href='~\..\Script.php?AcceptStudent=y&id=$id&rs=yes' class='btn btn-sm btn-success' onclick=return confirm(\"are you sure to join this course?\")' > Accept </a>
  &nbsp;&nbsp;<a href='~\..\Script.php?AcceptStudent=y&id=$id&rs=no' class='btn btn-sm btn-danger' onclick=return confirm(\"are you sure to join this course?\")' > Decline </a>
 </div>";
-                
-            }
-	    }
-	    ?>
+                    
+		}
+		}
+		?>
 
 
-	    <?php 
-	    if( $_SESSION['user_type']=="TA")
-	    {
-		echo "<center>Only Lecturer can post assignments</center>";
-	    }
-	    if( $_SESSION['user_type']=="Lecturer"){ ?>
-		
-		<b>Create a new course</b>
-		
-		<form method="post" action="Script.php">
-		    <input type="hidden" name="frm_createCourse" value="true" required=""/>
-		    <input type="hidden" name="l" value="l" required=""/>
-		    Course name
-		    <input type="text" name="name" placeholder="Course Name" class="form-control" required="">
-
-		    Course code
-		    <input type="text" name="code" placeholder="Course Code" class="form-control" required="">
-
-		    URL (leave blank to use course code & year)
-		    <input type="text" name="url" placeholder="Choose Custom URL " class="form-control">
-
-		    Academic year
-		    <input type="text" name="academic" placeholder="Academic Year" class="form-control" required="">
-
-		    Faculty <br>
-		    <input type="text" name="faculty" placeholder="Faculty" class="form-control" required="">
-
-
-		    <input type="hidden" name="lecturer" value="<?php echo $_SESSION['user_id'];  ?>">
-
-
-		    Verify joining students? 
-		    <input type="radio" name="verify" value="1"> Yes
-		    <input type="radio" name="verify" value="0" checked=""> No
-
-		    <br><br>
-		    <input type="submit" class="btn btn-primary" value="Create"><br>
+		<?php 
+		if( $_SESSION['user_type']=="TA")
+		{
+		    echo "<center>Only Lecturer can post assignments</center>";
+		}
+		if( $_SESSION['user_type']=="Lecturer"){ ?>
 		    
-		</form>
+		    <b>Create a new course</b>
+		    
+		    <form method="post" action="Script.php">
+			<input type="hidden" name="frm_createCourse" value="true" required=""/>
+			<input type="hidden" name="l" value="l" required=""/>
+			Course name
+			<input type="text" name="name" placeholder="Course Name" class="form-control" required="">
+
+			Course code
+			<input type="text" name="code" placeholder="Course Code" class="form-control" required="">
+
+			URL (leave blank to use course code & year)
+			<input type="text" name="url" placeholder="Choose Custom URL " class="form-control">
+
+			Academic year
+			<input type="text" name="academic" placeholder="Academic Year" class="form-control" required="">
+
+			Faculty <br>
+			<input type="text" name="faculty" placeholder="Faculty" class="form-control" required="">
+
+
+			<input type="hidden" name="lecturer" value="<?php echo $_SESSION['user_id'];  ?>">
+
+
+			Verify joining students? 
+			<input type="radio" name="verify" value="1"> Yes
+			<input type="radio" name="verify" value="0" checked=""> No
+
+			<br><br>
+			<input type="submit" class="btn btn-primary" value="Create"><br>
+			
+		    </form>
+		    
+		<?php }  ?>
 		
-	    <?php }  ?>
-            
-        </div>
-	
-	
-	<!--   END LECTURER   -->
+            </div>
+	    
+	    
+	    <!--   END LECTURER   -->
 
 <?php 
 } 
@@ -492,7 +491,7 @@ if( $_SESSION['user_type']=="Student")
 ?>
 
     <!--STUDENT CODE-->
-    <div class="row" style="width:80%;margin:auto; text-align:left;">
+    <div class="row">
 	<div class="col-md-6">
 
 	    <?php
@@ -509,7 +508,7 @@ if( $_SESSION['user_type']=="Student")
     </div>
 
 
-    <div class="row" style="width:80%;margin:auto; text-align:left;">
+    <div class="row">
 	<div class="col-md-6">
 	    
 	    <?php 
@@ -652,3 +651,10 @@ INNER JOIN course_students_table on course_students_table.Course_ID=courses_tabl
 	    }
 	    
 	    ?>
+
+	    <?php include 'Footer.php';?>
+	    
+	</div>	    
+	
+</body>
+</html>
diff --git a/Footer.php b/Footer.php
new file mode 100644
index 0000000..292966d
--- /dev/null
+++ b/Footer.php
@@ -0,0 +1,3 @@
+<?php
+echo "<p id='myfooter' class='text-center'>Copyright &copy; 2018-" . date("Y") . " The Authors</p>";
+?>
diff --git a/Header.php b/Header.php
index 129e94b..33e42ad 100644
--- a/Header.php
+++ b/Header.php
@@ -109,8 +109,6 @@ if (mysqli_connect_errno()) {
 	     position:fixed;
 	     bottom:0;
 	     left:0;
-	     background-color:#03417C;
-	     color:#FFF;
 	     text-align:center;
 	     width:100%;
 	 }
@@ -206,4 +204,5 @@ if (mysqli_connect_errno()) {
 	     }
 	     window.location.href = "\Script.php\?action=statuschange&uid=" + id + "&status=" + status;
 	 }
+
 	</script>
diff --git a/Submissions.php b/Submissions.php
index f686579..3e3647e 100644
--- a/Submissions.php
+++ b/Submissions.php
@@ -31,15 +31,16 @@ while ($row = mysqli_fetch_assoc($resultx1)) {
     $Report_Title = $row['Title'];
     $url = $row['URL'];
 }
-
-echo "<div class='alert' style='margin-left:20px;border-bottom:2px solid #1D91EF;'> <a href='Courses.php?course=$url'>
- $header 
-</a></div>
- ";
-
 ?>
 
-<div class="row" style="width:80%;margin:auto; text-align:left;">
+<div class="container">
+    
+<?php
+echo "<div><a href='Courses.php?course=$url'> $header </a></div>";
+?>
+
+
+<div class="row">
 
     <!--    Lecturer  CODE-->
     <?php
@@ -184,7 +185,7 @@ where Lab_Report_ID=$id and lab_report_submissions.Status='Pending' order by Sub
 
                             echo "<div class='btn btn-default break-word' style='dislay:block; word-wrap: break-word; border: 1px solid #F0F0F0;border-left: 4px solid #03407B;'>
   $title  <br> by: <b> <span class = 'text-selectable'>$submitted_by </span> </b>
-   <br> <span style='font-size:8pt'>Submitted : $posted   <button class='btn btn-sm btn-info' style='margin-left:50px;' onclick='mark($Submission_ID,\"$title\",$total)'>  Mark</button><br> Attachments : $full_link </span>
+   <br> <span style='font-size:8pt'>Submitted : $posted   <button class='btn btn-sm btn-primary' style='margin-left:50px;' onclick='mark($Submission_ID,\"$title\",$total)'> Mark</button><br> Attachments : $full_link </span>
 </div>";
                         }
                     }
@@ -412,6 +413,11 @@ where course_group_members_table.Course_Group_id=$id");
     }
 ?>
 
+<?php include 'Footer.php';?>
+
+
+</div>
+
 <script src="./css/jquery-1.11.1.min.js"></script>
 <script src="./css/jquery-ui.min.js"></script>
 <link rel="stylesheet" href="./css/jquery-ui.css" />
@@ -462,3 +468,6 @@ where course_group_members_table.Course_Group_id=$id");
  })
 
 </script>
+
+</body>
+</html>
diff --git a/SubmitLab.php b/SubmitLab.php
index 167087c..2869253 100644
--- a/SubmitLab.php
+++ b/SubmitLab.php
@@ -7,7 +7,9 @@ $page='Submit LAB+';
 include 'Header.php';
 ?>
 
-<div class='row' style='width:80%;margin:auto;'>
+<div class="container">
+
+<div class='row'>
 
 
     <?php
@@ -69,13 +71,8 @@ include 'Header.php';
                     $full_link = $full_link."| <a href='~\..\Lab_Report_Assignments\\$att4'>$att4</a>";    
 		}
 		
-		echo    "  <div class='alert' style='margin-left:20px;border-bottom:2px solid #1D91EF;'> <a href='~\..\Courses.php?course=$url'>
-  Courses > $url > Submlit Lab Report > $title 
-   <br> 
-</a></div>
-		";
+		echo  "<div><a href='~\..\Courses.php?course=$url'> Courses > $url > Submit > $title </a></div>";
 
-		echo "";
             }
 	}
     }
@@ -87,7 +84,7 @@ include 'Header.php';
 </div>
 
 
-<div style="width:80%;margin:auto;">
+<div>
 
     <h3>Submit assignment</h3>
     <hr>
@@ -128,3 +125,5 @@ include 'Header.php';
     </div>
     
 </div> 
+
+</div>
diff --git a/index.php b/index.php
index da2bd49..16d97f6 100644
--- a/index.php
+++ b/index.php
@@ -71,9 +71,8 @@ if (isset($_SESSION["user_fullname"])) {
 </div>
 
 <div id="footer">
-    LRR was originally developed as a <a href="http://lanlab.org/course/2018f/se/homepage.html" style="color:white;">software engineering course project</a> by Mohamed Nor and Elmahdi Houzi.  Please submit your suggestions or bug reports to Mr Lan. <a href="./homepage" style="color:white;">More information ...</a>
+    LRR was originally developed in 2018 as a <a href="http://lanlab.org/course/2018f/se/homepage.html">software engineering course project</a> by Mohamed Nor and Elmahdi Houzi.  Please submit your suggestions or bug reports to Mr Lan. <a href="./homepage">More information ...</a>
 </div>
 
 </body>
-
 </html>
diff --git a/recover_password.php b/recover_password.php
index 2e6b465..a95ee9d 100644
--- a/recover_password.php
+++ b/recover_password.php
@@ -30,3 +30,5 @@ include 'Header.php';
     ?>
 
 </div>
+
+<?php include 'Footer.php';?>
diff --git a/signup.php b/signup.php
index 2df46e8..99c01b2 100644
--- a/signup.php
+++ b/signup.php
@@ -42,3 +42,5 @@ include 'Header.php';
 	</div>
     </div>
 </div>
+
+<?php include 'Footer.php';?>