Thinking of getting a new PC or laptop with Windows 7 pre-installed, then checkout PC World, they are offering up to £250 off new PCs running Windows 7. As you probably know Thursday sees the launch of Windows 7 to the general public and to mark this PC World is reducing the price of a number of Toshiba and Dell laptops by £150. The company is also offering a further £100 if you trade-in your old PC, meaning you can save up to £250 off the cost of your next laptop. If you don’t want a laptop, PC World are also offering £150 off the RRP of the Packard Bell iXtreme quad core PC desktop.