Question about NIS Firewall Rule

Hi all,

 

I need to prevent IE connecting to a website (eg: google.com). I access the Program Rules, there is Internet Explorer exist. I click Modify, there are 2 Allow rules exist.

 

I click Add to add a Block rule for the site www.google.com but not effect after apply the rules.

 

Please help me this case.

 

Thank you.

HDDT