Microsoft have pushed out their first advertisement of Windows 8 which has a tagline of "Windows reimagined". The Redmond-based software giant is looking to spend $1 billion on advertising, making it the biggest advertising blitz for any company, ever.

The company are focusing on throwing advertisements on huge billboards in the US for their iPad competitor, Surface. Advertising agency Crispin Porter + Bogusky are pushing out the first set of Windows 8 ads that will air on national TV ahead of the launch of Windows 8 on October 26.

Microsoft are holding a special media launch for both Surface and Windows 8 on October 25, with a handful of special holiday pop-up stores opening at midnight on October 26. These stores will sell Windows 8-based PCs and tablets.