I renamed News page to tekster and Pages page to sider in admin, then I renamed them manually in the zenpage theme folder in ftp, then I changed the .htaccess to:
#### Rewrite additions for zenpage
RewriteRule ^sider/?$ index.php?p=sider [L,QSA]
RewriteRule ^sider/(.*)/?$ index.php?p=sider&title=$1 [L,QSA]
RewriteRule ^tekster/?$ index.php?p=tekster [L,QSA]
RewriteRule ^tekster/([0-9]+)/?$ index.php?p=tekster&page=$1 [L,QSA]
RewriteRule ^tekster/category/(.*)/([0-9]+)/?$ index.php?p=tekster&category=$1&page=$2 [L,QSA]
RewriteRule ^tekster/category/(.*)/?$ index.php?p=tekster&category=$1 [L,QSA]
RewriteRule ^tekster/archive/(.*)/([0-9]+)/?$ index.php?p=tekster&date=$1&page=$2 [L,QSA]
RewriteRule ^tekster/archive/(.*)/?$ index.php?p=tekster&date=$1 [L,QSA]
RewriteRule ^tekster/(.*)/?$ index.php?p=tekster&title=$1 [L,QSA]
Now the page under news works more or less fine but I get this message when I open the url http://trondheimkunsthall.com/temp/tekster/kommer-snart: tekster.php is not a valid getRating() context.
In the page under pages I only get a blank page: http://trondheimkunsthall.com/temp/sider/Om-oss. Have I done a error in .htaccess maybe?