DOM

In this chapter, we will look at various aspects of JavaScript with regard to the browser and HTML. HTML, as I am sure you are aware, is the markup language used to define web pages. Various forms of markups exist for different uses. The popular marks are Extensible Markup Language (XML) and Standard Generalized Markup Language (SGML). Apart from these generic markup languages, there are very specific markup languages for specific purposes such as text processing and image meta information. HyperText Markup Language (HTML) is the standard markup language that defines the presentation semantics of a web page. A web page is essentially a document. The DOM provides you with a representation of this document. The DOM also provides you with a means of storing and manipulating this document. The DOM is the programming interface of HTML and allows structural manipulation using scripting languages such as JavaScript. The DOM provides a structural representation of the document. The structure...