Fix var names

issue.php

@@ -13,7 +13,7 @@
    require './php/submitIssue.php';
 
    // Set initial values
-   $subject = $detail = "";
+   $title = $detail = "";
    $ua_str = $_SERVER["HTTP_USER_AGENT"];
 
    // If the page has been POSTed to then run this:
@@ -42,7 +42,7 @@
       <form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>" method="post">
         Subject:
         <br>
-        <input type="text" name="subject" value="<?php echo $subject;?>">
+        <input type="text" name="subject" value="<?php echo $title;?>">
         <br>
         <br>
         Details:

php/submitIssue.php

@@ -15,7 +15,7 @@ function sendInput($title,$body) {
   // Prepare the request
   $rawData = array(
     'body' => $body,
-    'title' => $subject
+    'title' => $title
   );
 
   $preparedData = json_encode($rawData);