what kind of memory chips do you have?

No need to open up your computer. A simple scan will tell you about your current memory chips.

http://www.memory-up.com/

crucial.com 

Video (Youtube, Dailymotion,etc) doesn't work after Flash update

Noticed that youtube's videos don't work anymore? Well, if this is a very recent matter and if you have installed recently the new flash player 11.3 odds are it's related to a small bug in their latest update. As of yesterday Adobe issued a fix for this problem.
http://forums.adobe.com/message/4594596#4594596

How To Password Protect The Email Client Thunderbird

How to set a password to open Thunderbird?

http://forums.mozillazine.org/viewtopic.php?f=39&t=786135

http://www.ghacks.net/2010/06/28/how-to-password-protect-the-email-client-thunderbird/