Microsoft Windows 7 is a successful launch of Microsoft Co. Its is best known for its amazing desktops looks and awsm collection of the themes and backgrounds... Microsoft has released some new and most attractive themes for WINDOWS 7. 
As the Valentine Day is approaching, keeping this in mind, Microsoft released a theme pack for Valentine's  Day lovers. 
Also Microsoft has Declared the year 2010 as the Year of TIGER. And theme pack in this perspective is also available including awsm screenshots of tigers [Celebrate the year of Tiger with Microsoft]