On the user side, a very heterogeneous environment was expected. Most of the environments should be supported. Due to varying operating systems and web browsers no proprietary extension could be used (i.e. Microsoft ActiveX), instead standardized methods must be used. Most of the operations are executed on the server side within Java Server Pages to shield the user from implementation details. Only a small part of code has to be executed on the user side for displaying and navigation within a forum. This is implemented in JavaScript, so the user's browser has to support JavaScript. In addition, Cookies have to be enabled for authentication purposes.

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