windows sp2 security warning in my page

From: Nicky (Nicky_at_discussions.microsoft.com)
Date: 01/24/05 

Date: Mon, 24 Jan 2005 12:56:46 -0800

hi, all

These days, I found when I open my test aspx page with some javascript
inside, IE shows a security warning says to open this page is on a risk! I
beleive this is some new stuff in windows xp sp2. I don't want this warning
in my page. Dose anyone know to deal with it?
Thanks.