diff --git a/inc/config.php b/inc/config.php
index 7115c2dc..397257fe 100644
--- a/inc/config.php
+++ b/inc/config.php
@@ -51,6 +51,7 @@
 	define('ERR_INVALIDIMG','Invalid image.', true);
 	define('ERR_FILESIZE', 'Maximum file size: %maxsz% bytes<br>Your file\'s size: %filesz% bytes', true);
 	define('ERR_MAXSIZE', 'The file was too big.', true);
+	define('ERR_INVALIDZIP', 'Invalid archive!', true);
 
 	// For resizing, max values
 	define('THUMB_WIDTH',	200, true);
@@ -62,7 +63,11 @@
 	define('MAX_WIDTH',		10000, true);
 	define('MAX_HEIGHT',	MAX_WIDTH, true);
 
-	define('ALLOW_ZIP',		true, true);
+	/* When you upload a ZIP as a file, all the images inside the archive
+	 * get dumped into the thread as replies.
+	 * Extremely beta and not recommended yet.
+	 */
+	define('ALLOW_ZIP',		false, true);
 	define('ZIP_IMAGE',		'src/zip.png', true);
 
 
@@ -85,6 +90,11 @@
 	// The root directory, including the trailing slash, for Tinyboard.
 	// examples: '/', '/board/', '/chan/'
 	define('ROOT',			'/', true);
+	
+	// If for some reason the folders and static HTML index files aren't in the current working direcotry,
+	// enter the directory path here. Otherwise, keep it false.
+	define('ROOT_FILE',		false);
+	
 	define('POST_URL',		ROOT . 'post.php', true);
 	define('FILE_INDEX',	'index.html', true);
 	define('FILE_PAGE',		'%d.html', true);
@@ -100,11 +110,14 @@
 
 	define('BUTTON_NEWTOPIC',	'New Topic', true);
 	define('BUTTON_REPLY',		'New Reply', true);
-
+	
 	define('ALWAYS_NOKO',		false, true);
-
+	
 	define('URL_MATCH',		'/^' . (@$_SERVER['HTTPS']?'https':'http').':\/\/'.$_SERVER['HTTP_HOST'] . '(' . preg_quote(ROOT, '/') . '|' . preg_quote(ROOT, '/') . '' . preg_quote(FILE_INDEX, '/') . '|' . preg_quote(ROOT, '/') . '' . str_replace('%d', '\d+', preg_quote(FILE_PAGE, '/')) . ')$/', true);
-
+	
+	if(ROOT_FILE) {
+		chdir(ROOT_FILE);
+	}
 	if(!defined('IS_INSTALLATION')) {
 		if(!file_exists(DIR_IMG)) @mkdir(DIR_IMG) or error("Couldn't create " . DIR_IMG . ". Install manually.", true);
 		if(!file_exists(DIR_THUMB)) @mkdir(DIR_THUMB) or error("Couldn't create " . DIR_IMG . ". Install manually.", true);
diff --git a/inc/display.php b/inc/display.php
index 132dcac5..71ecface 100644
--- a/inc/display.php
+++ b/inc/display.php
@@ -81,7 +81,7 @@
 		
 			// File info
 			if(!empty($this->file)) {
-				$built .= '<p class="fileinfo">File: <a href="'	. ROOT . $this->file .'">' . basename($this->file) . '</a> <span class="unimportant">(' . 
+				$built .= '<p class="fileinfo">File: <a href="'	. ROOT . DIR_IMG . $this->file .'">' . $this->file . '</a> <span class="unimportant">(' . 
 			// Filesize
 					format_bytes($this->filesize) . ', ' . 
 			// File dimensions
@@ -94,7 +94,7 @@
 			// Filename
 				$built .= ', ' . $this->filename . ')</span></p>' . 
 			// Thumbnail
-					'<a href="' . ROOT . $this->file.'"><img src="' . ROOT . $this->thumb.'" style="width:'.$this->thumbx.'px;height:'.$this->thumby.'px;" /></a>';
+					'<a href="' . ROOT . DIR_IMG . $this->file.'"><img src="' . ROOT . DIR_THUMB . $this->thumb.'" style="width:'.$this->thumbx.'px;height:'.$this->thumby.'px;" /></a>';
 			}
 			
 			// Body
@@ -131,7 +131,7 @@
 		
 		
 		public function build($index=false) {
-			$built = '<p class="fileinfo">File: <a href="'	. ROOT . $this->file .'">' . basename($this->file) . '</a> <span class="unimportant">(' . 
+			$built = '<p class="fileinfo">File: <a href="'	. ROOT . DIR_IMG . $this->file .'">' . $this->file . '</a> <span class="unimportant">(' . 
 			// Filesize
 				format_bytes($this->filesize) . ', ' . 
 			// File dimensions
@@ -144,7 +144,7 @@
 			// Filename
 				$built .= ', ' . $this->filename . ')</span></p>' . 
 			// Thumbnail
-				'<a href="' . ROOT . $this->file.'"><img src="' . ROOT . $this->thumb.'" style="width:'.$this->thumbx.'px;height:'.$this->thumby.'px;" /></a>';
+				'<a href="' . ROOT . DIR_IMG . $this->file.'"><img src="' . ROOT . DIR_THUMB . $this->thumb.'" style="width:'.$this->thumbx.'px;height:'.$this->thumby.'px;" /></a>';
 			
 			$built .= '<div class="post op"><p class="intro"' . (!$index?' id="' . $this->id . '"':'') . '>';
 			
diff --git a/inc/instance-config.php b/inc/instance-config.php
index 7655d344..1ae82a3f 100644
--- a/inc/instance-config.php
+++ b/inc/instance-config.php
@@ -1,4 +1,5 @@
 <?php
+
 /*
  *  Instance Configuration
  *  ----------------------
@@ -9,10 +10,13 @@
 	
 	/*
 	
-	define('MY_SERVER',		'localhost', true);
-	define('MY_USER',		'', true);
-	define('MY_PASSWORD',	'', true);
-	define('MY_DATABASE',	'', true);
+	// Database stuff
+	define('MY_SERVER',		'localhost');
+	define('MY_USER',		'');
+	define('MY_PASSWORD',	'');
+	define('MY_DATABASE',	'');
+	
+	define('ROOT',			'/');
 	
 //	define('FOO',			'bar');
 	*/
diff --git a/post.php b/post.php
index 1c875f40..c3cf8cce 100644
--- a/post.php
+++ b/post.php
@@ -121,6 +121,13 @@
 			if(!@move_uploaded_file($_FILES['file']['tmp_name'], $post['file'])) error(ERROR_NOMOVE);
 			
 			if($post['zip']) {
+				// Validate ZIP file
+				if(is_resource($zip = zip_open($post['zip'])))
+					// TODO: Check if it's not empty and has at least one (valid) image
+					zip_close($zip);
+				else
+					error(ERR_INVALIDZIP);
+				
 				$post['file'] = ZIP_IMAGE;
 				$post['extension'] = strtolower(substr($post['file'], strrpos($post['file'], '.') + 1));
 			}
@@ -173,6 +180,10 @@
 			$post['thumbheight'] = $thumb['height'];
 		}
 		
+		// Remove DIR_* before inserting them into the database.
+		$post['file'] = substr_replace($post['file'], '', 0, strlen(DIR_IMG));
+		$post['thumb'] = substr_replace($post['thumb'], '', 0, strlen(DIR_THUMB));
+		
 		// Todo: Validate some more, remove messy code, allow more specific configuration
 		
 		// MySQLify
@@ -191,7 +202,6 @@
 				
 				if(in_array($extension, $allowed_ext)) {
 					  if (zip_entry_open($zip, $entry, 'r')) {
-						
 						// Fake post
 						$dump_post = Array(
 							'subject' => $post['subject'],
@@ -260,6 +270,10 @@
 								$dump_post['thumbwidth'] = $thumb['width'];
 								$dump_post['thumbheight'] = $thumb['height'];
 								
+								// Remove DIR_* before inserting them into the database.
+								$dump_post['file'] = substr_replace($dump_post['file'], '', 0, strlen(DIR_IMG));
+								$dump_post['thumb'] = substr_replace($dump_post['thumb'], '', 0, strlen(DIR_THUMB));
+								
 								// Create the post
 								post($dump_post, false);
 							}
@@ -297,7 +311,6 @@
 	} else {
 		if(!file_exists(FILE_INDEX)) {
 			buildIndex();
-			sql_close();
 		}
 		
 		header('Location: ' . ROOT . FILE_INDEX, true, 302);
diff --git a/templates/index.html b/templates/index.html
index 2921e7f0..bc946db1 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -4,6 +4,7 @@
 	<link rel="stylesheet" media="screen" href="{index}style.css"/>
 	<title>{board[url]} - {board[name]}</title>
 	<meta http-equiv="Content-Type" content="text/html; charset=utf8" />
+	<meta http-equiv="Cache-Control" content="no-cache, must-revalidate" />
 	<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" />
 	<script type="text/javascript" src="{index}main.js"></script>
 </head>
diff --git a/templates/page.html b/templates/page.html
index 37259173..d9968b1e 100644
--- a/templates/page.html
+++ b/templates/page.html
@@ -3,6 +3,8 @@
 <head>
 	<link rel="stylesheet" media="screen" href="{index}style.css"/>
 	<title>{title}</title>
+	<meta http-equiv="Cache-Control" content="no-cache, must-revalidate" />
+	<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" />
 </head>
 <body>
 	<h1>{title}</h1>
diff --git a/templates/thread.html b/templates/thread.html
index 79a9bcf5..bd1fca57 100644
--- a/templates/thread.html
+++ b/templates/thread.html
@@ -4,6 +4,7 @@
 	<link rel="stylesheet" media="screen" href="{index}style.css"/>
 	<title>{board[url]} - {board[name]}</title>
 	<meta http-equiv="Content-Type" content="text/html; charset=utf8" />
+	<meta http-equiv="Cache-Control" content="no-cache, must-revalidate" />
 	<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" />
 	<script type="text/javascript" src="{index}main.js"></script>
 </head>