HTTP NeoPloit Toolkit Activity 1

Yesterday (Dec. 04, 2010) my Norton Internet Security 2010 blocked an intrusion attempt on my computer and I'd like to know what I should do about it....if anything.

 

It said the attackers URL was:

 

What does all of this mean? More importantly, do I need to do anything about it? If so, please advise.

 

Thanks guys.

 

 

[edit: removed link to malicious website per the Participation Guidelines and Terms of Service. Please do not post links to potentially harmful sites]