DirectoryIndex index.php
AddDefaultCharset utf-8

Options +FollowSymlinks -MultiViews -Indexes  

RewriteEngine on
RewriteRule ^([0-9a-zA-Z_]+)$ cat_page_view.php?actionID=$1 [L]

RewriteEngine on
RewriteRule ^([0-9a-zA-Z_]+)/([0-9a-zA-Z_]+)$ cat_page_view.php?actionID=$1&ItemID=$2 [L]

RewriteEngine on
RewriteRule ^([0-9a-zA-Z_]+)/([0-9a-zA-Z_]+)/([0-9a-zA-Z_]+)$ cat_page_view.php?actionID=$1&ItemID=$2&msgID=$3 [L]

 