diff --git a/searchurl/homescreen.html b/searchurl/homescreen.html
index 19bfd38..3e69477 100644
--- a/searchurl/homescreen.html
+++ b/searchurl/homescreen.html
@@ -21,7 +21,7 @@ input{height:40px;width:100%;border-radius:50px;}
 </form>
 
 <p>
-<a href="i:0h/sdcard/uweb/home6.html:http://jamesfengcao.gitee.io/uwebzh/searchurl/txt/nav.html">设置第二主屏为默认导航页</a>
+<a href="i:0h/sdcard/uweb/home6.html:http://jamesfengcao.gitee.io/uwebzh/searchurl/txt/nav.cfg">设置第二主屏为默认导航页</a>
 </p>
     
 <form onsubmit="return g3();" style="margin:5px 0 5px 0;padding:0px">
diff --git a/searchurl/txt/nav.html b/searchurl/txt/nav.cfg
similarity index 100%
rename from searchurl/txt/nav.html
rename to searchurl/txt/nav.cfg