News to know: Thanksgiving tech support; Apple; Silverlight; Facebook; Black Friday

Thanksgiving tech support, Facebook, Microsoft, Apple's non-smoking warranty, Dell and Black Friday deals are the headliners today.

Here are today’s notable headlines. You can get News To Know via email alert and RSS daily. For continuous updates see BNET’s around-the-Web tech coverage:

Adrian Kingsley-Hughes: "Turkey Day" tech support survival kit

Dion Hinchcliffe: The cloud computing battleground takes shape. Will it be winner-take-all?

Jason Perlow on smoking and PC warranties: For The First Time in Ages, I Agree With Apple

Mary Jo Foley: Can (and will) Microsoft keep Silverlight compatible across platforms?

Phil Wainewright: EuroCloud UK and a lesson in SaaS marketing

Larry Dignan: HP vs. Dell: Showdown at the Windows 7 upgrade corral

Microsoft CFO Liddell to leave; Klein named new finance chief

Andrew Nusca: Black Friday '09: $59 TomTom GPS, $78 Blu-ray player, $10 Blu-ray discs

Gallery: Top 15 Black Friday tech deals (right)

Facebook creates dual class structure; No plans for IPO yet

Amazon bolsters battery life for Kindle; Adds native PDF reader

Dennis Howlett: SAP Users start to flex their muscles

Bloomberg: News Corp. Joined By Rivals Considering Pulling Their Stories From Google

Andrew Nusca: HP debuts iPAQ Glisten, 3G Windows Mobile 6.5 world phone on AT&T

Best Buy adds $197 HP laptop to Black Friday lineup

Michael Krigsman: The 'social enterprise' comes of age

Oliver Marks: Is Google the Center of the Universe?

Smart Planet: The right argument on renewables

Rachel King: Numbers of new Core i7 iMacs are turning up DOA

Elecom's travel 'Spoon' mouse is tiny and pricey

TechRepublic: Cloud computing and the build vs. buy question

Matthew Miller: fring announces free Skype video calling from Symbian smartphones

Review: Who needs a PND when you have CoPilot Live 8 on an HTC HD2?

Heather Clancy: Schneider Electric is latest to draw link between building and network energy controls

Intel encourages green tech at the university level

Mary Jo Foley: Microsoft isn't the only one developing a hardware-accelerated browser

Firefox hopes to one-up IE with fast graphics

Kingsley-Hughes: Law firm interested in hearing from banned Xbox Live gamers

Tom Foremski: A single search index would speed up the entire Internet

PaidContent: Joost Finally Acquired, By Online Ad Network Adconion

Dana Blankenhorn: Chrome OS will rise or fall on the safety dance

Large Hadron Collider sees first collisions