Ever wondered how Microsoft have implemented Windows XP help? Ever wondered how MSDN authors develop their articles? Ever wondered how come when you press F1 in most application you are presented with something describing that part of the application? You will be amazed if we told you that all of the above cases are developed using the same tool: Microsoft Windows HTML Help Workshop. We believe now you need not us to explain more why Microsoft Windows HTML Help Workshop is an important and vital tool for most software developers and content writers / distributors.