diff --git a/ext/image/main.php b/ext/image/main.php
index e0c30ce3..a888f357 100644
--- a/ext/image/main.php
+++ b/ext/image/main.php
@@ -167,6 +167,16 @@ class ImageIO extends Extension {
 		global $database;
 		global $config;
 
+		/*
+		 * Validate things
+		 */
+		if(!empty($image->source)) {
+			if(!preg_match("#^(https?|ftp)://#", $image->source)) {
+				$error = "Image's source isn't a valid URL";
+				return $error;
+			}
+		}
+
 		/*
 		 * Check for an existing image
 		 */
diff --git a/ext/rss_images/main.php b/ext/rss_images/main.php
index 9b21eb45..6544f959 100644
--- a/ext/rss_images/main.php
+++ b/ext/rss_images/main.php
@@ -51,8 +51,7 @@ class RSS_Images extends Extension {
 		$title = $config->get_string('title');
 		$base_href = $config->get_string('base_href');
 		$version = $config->get_string('version');
-		$xml = "
-<"."?xml version=\"1.0\" encoding=\"utf-8\" ?".">
+		$xml = "<"."?xml version=\"1.0\" encoding=\"utf-8\" ?".">
 <rss version=\"2.0\">
     <channel>
         <title>$title</title>
@@ -62,8 +61,7 @@ class RSS_Images extends Extension {
 		<copyright>(c) 2007 Shish</copyright>
 		$data
 	</channel>
-</rss>
-";
+</rss>";
 		$page->set_data($xml);
 	}
 // }}}
diff --git a/ext/upload/main.php b/ext/upload/main.php
index 924d7c3d..217018cf 100644
--- a/ext/upload/main.php
+++ b/ext/upload/main.php
@@ -80,8 +80,8 @@ class Upload extends Extension {
 		}
 		else if(filesize($file['tmp_name']) > $config->get_int('upload_size')) {
 			$this->theme->display_upload_error($page, "Error with ".html_escape($file['name']),
-				"File too large (".filesize($file['tmp_name'])." &gt; ".
-				($config->get_int('upload_size')).")");
+				"File too large (".to_shorthand_int(filesize($file['tmp_name']))." &gt; ".
+				(to_shorthand_int($config->get_int('upload_size'))).")");
 		}
 		else if(!($info = getimagesize($file['tmp_name']))) {
 			$this->theme->display_upload_error($page, "Error with ".html_escape($file['name']),
diff --git a/themes/danbooru/style.css b/themes/danbooru/style.css
index 24812430..71df6eb5 100644
--- a/themes/danbooru/style.css
+++ b/themes/danbooru/style.css
@@ -122,10 +122,6 @@ A:hover {text-decoration: underline;}
 .withleft {
 	margin-left: 160px;
 }
-#body TABLE {
-	width: 90%;
-	margin: auto;
-}
 .paginator {
 	margin: 16px;
 	text-align: center;
diff --git a/themes/danbooru/tag_list.theme.php b/themes/danbooru/tag_list.theme.php
index f7605f24..18696934 100644
--- a/themes/danbooru/tag_list.theme.php
+++ b/themes/danbooru/tag_list.theme.php
@@ -20,7 +20,7 @@ class TagListTheme extends Themelet {
 		$page->disable_left();
 		$page->set_title("Tag List");
 		$page->set_heading($this->heading);
-		$page->add_block(new Block("Navigation", str_replace("<br>", " ", $this->navigation), "main", 0));
+		$page->add_block(new Block("Navigation", str_replace("<br>", ", ", $this->navigation), "main", 0));
 		$page->add_block(new Block("&nbsp;", $this->list));
 	}
 
diff --git a/themes/danbooru/user.theme.php b/themes/danbooru/user.theme.php
index 395a63e4..9a6767fd 100644
--- a/themes/danbooru/user.theme.php
+++ b/themes/danbooru/user.theme.php
@@ -33,7 +33,7 @@ class UserPageTheme extends Themelet {
 
 		$html .= "
 		<form action='".make_link("user_admin/create")."' method='POST'>
-			<table style='width: 300px;' border='1'>
+			<table style='width: 300px;'>
 				<tr><td>Name</td><td><input type='text' name='name'></td></tr>
 				<tr><td>Password</td><td><input type='password' name='pass1'></td></tr>
 				<tr><td>Repeat Password</td><td><input type='password' name='pass2'></td></tr>
@@ -75,7 +75,7 @@ class UserPageTheme extends Themelet {
 	}
 	
 	public function display_ip_list($page, $uploads, $comments) {
-		$html = "<table id='ip-history'>";
+		$html = "<table id='ip-history' style='width: 400px;'>";
 		$html .= "<tr><td>Uploaded from: ";
 		foreach($uploads as $ip => $count) {
 			$html .= "<br>$ip ($count)";
@@ -140,7 +140,7 @@ class UserPageTheme extends Themelet {
 		<form action='".make_link("user_admin/change_pass")."' method='POST'>
 			<input type='hidden' name='name' value='{$duser->name}'>
 			<input type='hidden' name='id' value='{$duser->id}'>
-			<table style='width: 300px;' border='1'>
+			<table style='width: 300px;'>
 				<tr><td colspan='2'>Change Password</td></tr>
 				<tr><td>Password</td><td><input type='password' name='pass1'></td></tr>
 				<tr><td>Repeat Password</td><td><input type='password' name='pass2'></td></tr>
diff --git a/themes/danbooru/view.theme.php b/themes/danbooru/view.theme.php
index ce93d864..79aa5bf6 100644
--- a/themes/danbooru/view.theme.php
+++ b/themes/danbooru/view.theme.php
@@ -103,7 +103,7 @@ class ViewTheme extends Themelet {
 			<div id='imgdata'><form action='".make_link("tag_edit/set")."' method='POST'>
 				<input type='hidden' name='image_id' value='$i_image_id'>
 				<input type='hidden' name='query' value='$h_query'>
-				<table style='width: 500px;'>
+				<table style='width: 500px; margin: 0px;'>
 				<tr><td width='50px'>Tags</td><td width='300px'><input type='text' name='tags' value='$h_tags'></td></tr>
 				<tr><td>Source</td><td><input type='text' name='source' value='$h_source'></td></tr>
 				<tr><td>&nbsp;</td><td><input type='submit' value='Set'></td></tr>