[horde] Horde in a different directory then htdocs

[test at inga-und-max.de]

hi list,

i ve activated php as cgi on my server and the base root is now /home. so i
created a user for horde and i added a vhost like mail.xxx.de . but somewhere
in the configuration horde still trys to get his files from
/var/www/localhost/htdocs/horde and not from his real position
/home/horde/public_html/horde

how can i change the conf that horde is als avaible from the home dir??

greets ans thx max