USB Mouse doen't work in FreeBSD 5.1

[Andrey]

Hello, freebsd-questions!
Doesn't work my Genius Optical Wheel Mouse (USB)...
MotheBoard - Gigabyte GA-8SG667.
/boot/loader.conf:
---
uhid_load = "YES"
ums_load = "YES"
---
/etc/X11/XF86Config:
---
Protocol "Auto"
Device "/dev/sysmouse"
---
Kernel standard (installation)...
Thanks for any clues.
-- 
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*  Andrey  *
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ICQ: 201045832
E-MAIL: taw88 at mail.ru