I can't press any buttion when alert window pop up

Comodo Internet Security - CIS AntiVirus Help - CIS
#1

http://img408.imageshack.us/img408/7242/83602403.jpg

My os is xp.
Language:traditional chinese.
Is it a bug?
I can’t scale alert window, either.
hope developer could solve this problem, CIS is a great product. ;D