Programmatically add trusted sites to Internet Explorer

Question

I\'m doing an IE automation project using WatiN.

When a file to be downloaded is clicked, I get the following in the Internet Explorer Information bar:

Answer 1

Have a look at this

Basically it looks as if all you have to do is create registry key in

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains\DOMAINNAME

then a REG_DWORD value named "http" with value==2