OK support went about and messed soemthing up. I get a 500 internal server error when trying to access my site now. They keep saying .htaccess but give very little help otherwise.This script WAS working perfect till they assed it up. So I have no choice but to paste the whole .htaccess here.

Options +FollowSymLinks
RewriteEngine on

php_value upload_max_filesize 100M
php_value post_max_size 100M
php_value output_buffering on
php_value max_execution_time 1000
php_value max_input_time 1000
php_value session.gc_maxlifetime 14400


RewritRule ^admin$ - [L]
RewritRule ^admin/(.*) - [L]
RewritRule ^install$ - [L]
RewritRule ^install/(.*) - [L]
RewriteRule ^forum$ - [L]
RewriteRule ^forum/(.*) - [L]
RewritRule ^$ index.php
RewritRule ^view/(.*)/(.*)/ view_video.php?id=$1 [L,QSA]
RewritRule ^tag/(.*)/(.*) tag.php?search_id=$1&page=$2 [L,QSA]

RewritRule ^channel/(.*)/(.*)/recent/(.*) video.php?category=recent&chid=$1&page=$3
RewritRule ^channel/(.*)/(.*)/viewed/(.*) video.php?category=viewed&chid=$1&page=$3
RewritRule ^channel/(.*)/(.*)/ channel_detail.php?id=$1

RewritRule ^detailed/recent/(.*) video.php?category=recent&page=$1&viewtype=detaile d
RewritRule ^detailed/viewed/(.*) video.php?category=viewed&page=$1&viewtype=detaile d
RewritRule ^detailed/discussed/(.*) video.php?category=discussed&page=$1&viewtype=deta iled
RewritRule ^detailed/favorites/(.*) video.php?category=favorites&page=$1&viewtype=deta iled
RewritRule ^detailed/rated/(.*) video.php?category=rated&page=$1&viewtype=detailed
RewritRule ^detailed/featured/(.*) video.php?category=featured&page=$1&viewtype=detai led
RewritRule ^detailed/random/(.*) video.php?category=random&page=$1&viewtype=detaile d
RewritRule ^recent/(.*) video.php?category=recent&page=$1
RewritRule ^viewed/(.*) video.php?category=viewed&page=$1
RewritRule ^discussed/(.*) video.php?category=discussed&page=$1
RewritRule ^favorites/(.*) video.php?category=favorites&page=$1
RewritRule ^rated/(.*) video.php?category=rated&page=$1
RewritRule ^featured/(.*) video.php?category=featured&page=$1
RewritRule ^random/(.*) video.php?category=random&page=$1
RewritRule ^rss/new/ rss.php?type=new [L]
RewritRule ^rss/comments/ rss.php?type=comments [L]
RewritRule ^rss/views/ rss.php?type=views [L]
RewritRule ^group/(.*)/ groups_home.php?urlkey=$1
RewritRule ^include/(.*) http://www.vshare.in
RewritRule ^([^/\.]+)/favorites/(.*) user_favorites.php?username=$1&page=$2
RewritRule ^([^/\.]+)/playlist/(.*) playlist.php?username=$1&page=$2
RewritRule ^([^/\.]+)/friends/(.*) user_friends.php?username=$1&page=$2
RewritRule ^([^/\.]+)/public/(.*)$ user_videos.php?username=$1&type=public&page=$2
RewritRule ^([^/\.]+)/private/(.*)$ user_videos.php?username=$1&type=private&page=$2 [L,QSA]
RewritRule ^([^/\.]+)/groups/(.*)$ user_groups.php?username=$1&page=$2 [L,QSA]
RewritRule ^([^/\.]+)?/?$ user.php?username=$1 [L,QSA]


<IfModule mod_security.c>
SecFilterEngine Off
SecFilterScanPOST Off
</IfModule>


They say it's related to the redirects in the .htaccess whatever that means
Please Help.
Thanks
Loachman