diff --git a/b.php b/b.php
deleted file mode 100755
index a0638ec3..00000000
--- a/b.php
+++ /dev/null
@@ -1,47 +0,0 @@
-<?php
-// This script assumes there is at least one normal (non-priority)
-// banner!
-
-// Get the files in a directory, returns null if the directory does
-// not exist.
-function getFilesInDirectory($dir) {
-    if (! is_dir($dir)) {
-        return null;
-    }
-
-    return array_diff(scandir($dir), array('.', '..'));
-}
-
-// Serve a random banner and exit.
-function serveRandomBanner($dir, $files) {
-    $name = $files[array_rand($files)];
-
-    // snags the extension
-    $ext = pathinfo($name, PATHINFO_EXTENSION);
-
-    // send the right headers
-    header('Cache-Control: no-cache, no-store, must-revalidate'); // HTTP 1.1
-    header('Pragma: no-cache'); // HTTP 1.0
-    header('Expires: 0'); // Proxies
-    header("Content-type: image/" . $ext);
-    header("Content-Disposition: inline; filename=" . $name);
-
-    // readfile displays the image, passthru seems to spits stream.
-    readfile($dir.$name);
-    exit;
-}
-
-// Get all the banners
-$bannerDir = "banners/";
-$priorityDir = "banners_priority/";
-
-$banners = getFilesInDirectory($bannerDir);
-$priority = getFilesInDirectory($priorityDir);
-
-// If there are priority banners, serve 1/3rd of the time.
-if($priority !== null && count($priority) !== 0 && rand(0,2) === 0) {
-    serveRandomBanner($priorityDir, $priority);
-}
-
-serveRandomBanner($bannerDir, $banners);
-?>
diff --git a/inc/instance-config.php b/inc/instance-config.php
index d634bb83..6379fac9 100644
--- a/inc/instance-config.php
+++ b/inc/instance-config.php
@@ -21,7 +21,7 @@
              'games',
              'anime'
        ) ,
-      array('gulag')
+      array('meta')
    );
    // Board categories. Only used in the "Categories" theme.
    $config['categories'] = array(
@@ -33,7 +33,7 @@
              'games',
              'anime'
        ),
-      'Meta' => array('gulag')
+      'Meta' => array('meta')
    );
    // Optional for the Categories theme. This is an array of name => (title, url) groups for categories
    // with non-board links.
@@ -87,6 +87,28 @@ $config['secure_trip_salt'] = 'ODQ2NDM0ODlmMmRhNzk2M2EyNjJlOW';
 $config['thumb_method'] = 'gm+gifsicle';
 $config['gnu_md5'] = '1';
 // $config['update_on_posts'] = true;
+$config['referer_match'] = false;
+
+$config['allowed_ext'][] = 'mp4';
+$config['allowed_ext'][] = 'webm';
+$config['allowed_ext_files'][] = 'webm';
+$config['webm']['use_ffmpeg'] = true;
+$config['max_filesize'] = 50 * 1024 * 1024; // 50MB
+$config['webm']['allow_audio'] = true;
+$config['webm']['max_length'] = 1000;
+
+// Allowed image file extensions.
+$config['allowed_ext'][] = 'jpg';
+$config['allowed_ext'][] = 'jpeg';
+$config['allowed_ext'][] = 'bmp';
+$config['allowed_ext'][] = 'gif';
+$config['allowed_ext'][] = 'png';
+
+$config['allowed_ext_files'][] = 'mp4';
+$config['allowed_ext_files'][] = 'pdf';
+$config['allowed_ext_files'][] = 'txt';
+$config['allowed_ext_files'][] = 'zip';
+$config['allowed_ext_files'][] = 'epub';
 
 
 // Changes made via web editor by "krates" @ Tue, 22 Dec 2020 16:28:45 -0800:
@@ -112,6 +134,10 @@ $config['delete_time'] = 5;
 // Changes made via web editor by "krates" @ Tue, 22 Dec 2020 17:20:14 -0800:
 $config['reply_hard_limit'] = 1000;
 
+//Changes by Barbara_Pitt
+$config['stylesheets']['Dark'] = 'dark.css';
+$config['stylesheets']['Dark Red'] = 'dark_red.css';
+$config['always_noko'] = true;
 
 /*
  * ====================
@@ -132,6 +158,9 @@ $config['additional_javascript'][] = 'js/show-op.js';
 $config['additional_javascript'][] = 'js/jquery-ui.custom.min.js';
 $config['additional_javascript'][] = 'js/quick-reply.js';
 
+$config['additional_javascript'][] = 'js/options.js';
+$config['additional_javascript'][] = 'js/webm-settings.js';
+$config['additional_javascript'][] = 'js/expand-video.js';
 $config['enable_embedding'] = true;
 
 $config['youtube_js_html'] = '<div class="video-container" data-video="$2">'.
@@ -144,7 +173,3 @@ $config['embedding'][0] = array(
 '/^https?:\/\/(\w+\.)?(?:youtube\.com\/watch\?v=|youtu\.be\/)([a-zA-Z0-9\-_]{10,11})(&.+)?$/i',
 $config['youtube_js_html']);
 $config['additional_javascript'][] = 'js/youtube.js';
-
-$config['stylesheets']['Dark'] = 'dark.css';
-$config['stylesheets']['Dark Red'] = 'dark_red.css';
-$config['always_noko'] = true;