A node can consist of text, graphics, film or sounds. Lack of standardisation within and between hypertext systems may be at least partially responsible. The Internet and its conventions are likely to be helpful in combating this. Hypertext and Learning Hypertext offers different ways of presenting information. Lengthy texts can be easily searched and manipulated, and included in other documents.
Readers can generally be confident that they are reading the most recent version of a document.
Structure of the Document Hypertext can have many advantages in structuring information contained within a document. The organisation of information within a document is much more flexible, both hierarchical and non-hierarchical organisations can be imposed on unstructured information, there is even scope for multiple hierarchies to organise the same information. The Pilkington Library's disaster control plan was in the early stages of planning when this dissertation began. Some documentation had already been produced. This included a list of the aims of the plan, details of the insurance cover, various pieces of safety information and details of how to handle damaged material.