diff --git a/Rocksolid_Light/rocksolid/article-flat.php b/Rocksolid_Light/rocksolid/article-flat.php
index cbf4fc4..d094349 100644
--- a/Rocksolid_Light/rocksolid/article-flat.php
+++ b/Rocksolid_Light/rocksolid/article-flat.php
@@ -12,6 +12,14 @@
   // register parameters
   $id=$_REQUEST["id"];
   $group=_rawurldecode($_REQUEST["group"]);
+
+  $findsection = get_section_by_group($group);
+  if(trim($findsection) !== $config_name) {
+    $newurl = preg_replace("|/$config_name/|", "/$findsection/", $_SERVER['REQUEST_URI']);
+    header("Location: $newurl");
+    die();
+  }
+
   if(isset($_REQUEST["first"]))
     $first=$_REQUEST["first"];
 
diff --git a/Rocksolid_Light/rocksolid/newsportal.php b/Rocksolid_Light/rocksolid/newsportal.php
index f6ee0ab..9c34373 100644
--- a/Rocksolid_Light/rocksolid/newsportal.php
+++ b/Rocksolid_Light/rocksolid/newsportal.php
@@ -336,6 +336,33 @@ function testGroup($groupname) {
   }
 }
 
+function get_section_by_group($groupname) {
+    global $CONFIG, $config_dir;
+    $menulist = file($config_dir."menu.conf", FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
+    foreach($menulist as $menu) {
+      if($menu[0] == '#') {
+        continue;
+      }
+      $menuitem=explode(':', $menu);
+      if($menuitem[1] == '0') {
+        continue;
+      }
+      $section = "";
+      $glfp=fopen($config_dir.$menuitem[0]."/groups.txt", 'r');
+      while($gl=fgets($glfp)) {
+        $group_name = preg_split("/( |\t)/", $gl, 2);
+        if(stripos(trim($groupname), trim($group_name[0])) !== false) {
+          fclose($glfp);
+	  $section=$menuitem[0];
+	  fclose($glfp);
+	  return $section;
+        }
+      }
+    }
+    fclose($glfp);
+    return false;
+}
+
 function testGroups($newsgroups) {
   $groups=explode(",",$newsgroups);
   $count=count($groups);
diff --git a/Rocksolid_Light/rocksolid/thread.php b/Rocksolid_Light/rocksolid/thread.php
index 57ddaf1..a4adc97 100644
--- a/Rocksolid_Light/rocksolid/thread.php
+++ b/Rocksolid_Light/rocksolid/thread.php
@@ -15,6 +15,13 @@ if(isset($_REQUEST["first"]))
 if(isset($_REQUEST["last"]))
   $last=intval($_REQUEST["last"]);
 
+  $findsection = get_section_by_group($group);
+  if(trim($findsection) !== $config_name) {
+    $newurl = preg_replace("|/$config_name/|", "/$findsection/", $_SERVER['REQUEST_URI']);
+    header("Location: $newurl");
+    die();
+  }
+
 $thread_show["latest"]=true;
 $title.= ' - '.$group;
 include "head.inc";