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Chapter 19. Working with Layers and Floa... > Layers, Floating Boxes, JavaScript, ...

Layers, Floating Boxes, JavaScript, and DHTML

Initially, HTML was created purely for the purpose of disseminating information such as government and academic papers; aesthetically pleasing pages were less than imperative. As the Web progressed, however, designers demanded a means to make pages more appealing and user-friendly. Using tables for complex page layout became the solution to this problem. As a table data cell can hold any page element (including text, images, links, and other tables), HTML tables allow designers to develop sophisticated page design by nesting page elements in table cells.

However, developing a page layout with tables can be an excruciatingly taxing feat. In addition, modifying the page layout often requires the designer to start from scratch, as melding one table to another can prove very difficult. As a result, a simpler means of creating page layout has evolved: the use of layers.


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