From 5f065886ff3c80001699521458f0620d8c758ff3 Mon Sep 17 00:00:00 2001
From: asciimoo <asciimoo@gmail.com>
Date: Mon, 16 Dec 2013 14:06:53 +0100
Subject: [PATCH] [fix] not highlighting Nonetype

---
 searx/engines/__init__.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/searx/engines/__init__.py b/searx/engines/__init__.py
index 0af977685..43ad1b52e 100644
--- a/searx/engines/__init__.py
+++ b/searx/engines/__init__.py
@@ -107,6 +107,9 @@ def make_callback(engine_name, results, suggestions, callback, params):
     return process_callback
 
 def highlight_content(content, query):
+
+    if not content:
+        return None
     # ignoring html contents
     # TODO better html content detection
     if content.find('<') != -1: