Advantages:
The process of positioning layers relative to each other can guide to the formation of exciting consequence that contribute to Web page revitalization.
Quick processing of layers by Web browsers.
Support for Cartesian coordinates allows specifying the position of layers on the page with pixel precision.
Adjustment of layer properties through CSS.
Disadvantages:
Deeply knowledge of web programming languages and technology – JavaScript, Vb Script, CSS.
Variation in site mapping, for the layout of which layers were utilize by web browsers.
Mistakes when editing the pages with layers in graphics html-editors.
Layout using Web page layers is technically like to position of constituents, and in such cases, the standard tagis better to be changed by, so that problems with browsers reduce.
As you can see Web page layers do not limit imagination of the designer, but at the same time are complex in implementation. In addition, the perception of a single standard by web browsers is missing. Therefore, there is no guarantee that a site with such layout will look identical in Internet Explorer and Opera. That is why tables still remain dominant over layers. However, it is worth noting that in terms of layout web page layers has a great future if discrepancies of Web browsers eliminate.
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