Values now remain after POST

report-issue/index.php

@@ -46,12 +46,12 @@
       <form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>" method="post">
         Subject:
         <br>
-        <input type="text" name="subject">
+        <input type="text" name="subject" value="<?php echo $subject;?>">
         <br>
         <br>
         Details:
         <br>
-        <textarea name="detail" rows="5" cols="40"></textarea>
+        <textarea name="detail" rows="5" cols="40"><?php echo $detail;?></textarea>
         <br>
         On submission of this form, your browsers User Agent string will be
         collected alongside the information you provide above and will be