The Web Guidelines contain principles and guidelines for the accessibility of web content under different situations of use are needed, interchangeable and durable. Following these guidelines and principles makes content optimally usable and accessible to people and systems, including users of varying webapparaten, operating systems and assistive technologies. The Guidelines version 2 provides a technology independent standard that allows application of different technologies and that is prepared for future technologies. Functional area of application: Network sessions Organisational scope: N.A.