post.php: load config earlier

post.php

@@ -150,6 +150,10 @@ if (isset($_POST['delete'])) {
 	if (!isset($_POST['body'], $_POST['board']))
 		error($config['error']['bot']);
 
+	// Check if board exists
+	if (!openBoard($post['board']))
+		error($config['error']['noboard']);
+	
 	if (!isset($_POST['name']))
 		$_POST['name'] = $config['anonymous'];
 	
@@ -184,10 +188,6 @@ if (isset($_POST['delete'])) {
 	
 	checkDNSBL();
 		
-	// Check if board exists
-	if (!openBoard($post['board']))
-		error($config['error']['noboard']);
-	
 	// Check if banned
 	checkBan($board['uri']);