Windows 7 has many new features out of which one feature is Windows XP Mode which lets you to run Windows XP on your Windows 7 however in order to use Windows XP mode you must have Windows 7 Professional or Ultimate and your computer must have hardware level virtualization support.

Adobe RoboHelp software provides a fast and easy way for technical technical writer and communicators to build, manage, and publish professional online help systems and knowledge bases.
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Microsoft Windows 7 Professional - currently the latest operating system, the optimal solution for both home use and for the functioning of the office. Provides advanced features for business, entertainment, storage, archiving, protection and recovery information. Supports the ability to safely connect to corporate networks through the domain. Flexible operating system, sharpened by the implementation of business objectives.

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