Theme My Login %username% in permalink

Hi,

I wonder how i can set username as a variable in the permalink!

i have a own page for each of my users. I want to add a “common” link in Custom link setting with the name “My Page” and the URL like http://www.mydomain.no/user/10558962678

My pages is set up with username in the url. Pls Can someone help me?

http://wordpress.org/extend/plugins/theme-my-login/