'The interface is very different so you can't just install it and say, 'Use this.'' 'People will have to be retrained,' Kandek said. It replaced the toolbars in the program with a 'ribbon' metaphor. In addition to Office 2003 being a solid product, deserting it could pose some problems for businesses because Microsoft changed the interface for the suite after the 2003 edition. 'Microsoft's biggest competitor has always been Microsoft of a few years ago,' Miller said. That appears to be the case with both Windows XP and Office 2003, which may be why businesses are reluctant to desert them despite Microsoft's withdrawal of support and the security implications that poses for them. The business value it brings is so high, and the cost and time of replacing it is so high, that users accept the implied security risk.' 'It stays in use long after it has been declared EOL. 'This is the reality of good software,' Shulman said. Imperva's CTO, Amichai Shulman, said Microsoft can expect to see a large population of users continue to use Office 2003, and hackers will continue to poke holes in at after support is terminated, only there won't be any more 'Patch Tuesdays' to save the day.

Microsoft office 2003 upgrade