diff --git a/inc/config.php b/inc/config.php
index d5999b0a..5bd8eb97 100644
--- a/inc/config.php
+++ b/inc/config.php
@@ -67,7 +67,9 @@
 	$config['flood_time_same']	= 30;
 	// Do you need a body for your non-OP posts?
 	$config['force_body']		= true;
-
+	// Reject blank posts? (just whitespace, etc)?
+	$config['reject_blank']		= true;
+	
 	// Max body length
 	$config['max_body']			= 1800;
 	
diff --git a/post.php b/post.php
index 23196c06..961d6fdc 100644
--- a/post.php
+++ b/post.php
@@ -209,11 +209,16 @@
 		$post['password'] = $_POST['password'];
 		$post['filename'] = get_magic_quotes_gpc() ? stripslashes($_FILES['file']['name']) : $_FILES['file']['name'];
 		$post['has_file'] = $OP || !empty($_FILES['file']['tmp_name']);
-		$post['mod'] = isset($_POST['mod']) && $_POST['mod'];
 		
-		if(empty($post['body']) && $config['force_body'])
+		if($config['force_body'] && empty($post['body']))
 			error($config['error']['tooshort_body']);
 		
+		if($config['reject_blank'] && !empty($post['body'])) {
+			$stripped_whitespace = preg_replace('/[\s]/u', '', $post['body']);
+			if(empty($stripped_whitespace))
+				error($config['error']['tooshort_body']);
+		}
+		
 		if($post['mod']) {
 			require 'inc/mod.php';
 			if(!$mod) {