Fix install guide link,

diff --git a/en-US/pages/documentation.thtml b/en-US/pages/documentation.thtml
index 0d50927..0bda91d 100755
--- a/en-US/pages/documentation.thtml
+++ b/en-US/pages/documentation.thtml
@@ -29,7 +29,7 @@
     <p>This document serves as a detailed description of the
     Yioop search engine. If you want to get started using Yioop! now,
     but perhaps in less detail, you might want to first read the
-    <a href="http://localhost/git/seek_quarry/?c=main&p=install">Installation
+    <a href="?c=main&p=install">Installation
     Guides</a> page.
     </p>
     <h2 id="intro">Introduction</h2>