Hi,
I'm running Litespeed Web Server Standard v3.3.19 and Wordpress 2.6.2, and here are the rewrite rules I have in my Litespeed Virtual Host:
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ...