diff --git a/ajax/showcomic.php b/ajax/showcomic.php
index 4ebe149..adb8a07 100644
--- a/ajax/showcomic.php
+++ b/ajax/showcomic.php
@@ -96,9 +96,7 @@ foreach ( $files as $file ) {
    $images[] = $comicoutputurl . $file;
    $captions[] = substr(basename($comicoutputurl), 0, -4) . ": {$count} of {$last}";
 }
-$debug = (DEBUG_SHOWCOMICAJAX || DEBUG_ALL);
 
-$data["debug"] = $debug;
 $data["images"] = $images;
 $data["captions"] = $captions;
 header('Content-Type: application/json');
diff --git a/htmlfooter.php b/htmlfooter.php
index 01fbaca..308b1d0 100644
--- a/htmlfooter.php
+++ b/htmlfooter.php
@@ -1,4 +1,2 @@
-<div id='debug' class='debug'></div>
-
 </body>
 </html>
diff --git a/js/comics.js b/js/comics.js
index b0326f1..10ce758 100644
--- a/js/comics.js
+++ b/js/comics.js
@@ -194,8 +194,7 @@ function updateCurrentPage() {
 // This JS function is called when a user clicks on a comic.
 // "showcomic.php" is called with the comic to view as a parameter.
 // It returns a JSON object representing the collection of images.
-// If in debug mode the javascript code is displayed in the browser.
-// If not in debug mode a lightbox object is created to display the comic.
+// A lightbox/modal object is created to display the comic.
 //
 function showComic(comic, name) {
    toastr.success("Extracting comic and opening viewer...", "Showing: " + name);
@@ -208,8 +207,6 @@ function showComic(comic, name) {
                        redirectToLogin();
                        return;
                     }
-                    // Clear out the debug DIV and start the fancybox.
-                    $("#debug").html("");
                     lightbox = SimpleLightbox.open({
                        items: data.images,
                        captions: data.captions,
diff --git a/variables-dist.php b/variables-dist.php
index d318d1e..6f479d4 100644
--- a/variables-dist.php
+++ b/variables-dist.php
@@ -37,13 +37,6 @@ define('DBUSER', 'comics');
 define('DBPASS', 'comics');
 define('DBNAME', 'comics');
 
-//
-// These are some variables used for development and debugging.
-// They can be safely ignored.
-//
-define('DEBUG_ALL', false);
-define('DEBUG_SHOWCOMICAJAX', false);
-
 //
 // Constants
 //