[How To?] was wonder how i could display user threads and post by user name

[rocket]

This user has been denied support.

i am looing for a code that is simmliar to http://community.mybb.com/thread-98192-page-4.html this on how to dispaly user threads and post by xml data here is my example http://haxcore.net/forum/5.php?username=virus
but this is just user group
next example
http://haxcore.net/forum/7.php?username=virus

but want it ti say after <user></user><threads> </threads> and <post></post>