JavaScript and Browser Object Quick Reference The following (Web server application)

JavaScript and Browser Object Quick Reference The following pages contain reduced printouts of a handy pamphlet whose Adobe Acrobat (.pdf) file you can find on the companion CD-ROM. I modified the arrangement of the following material for printing in this appendix. The .pdffiles on the CD-ROM, which you can print for quick reference, contain all of the pages you see in this appendix. This compact guide enables you to see at a glance the breadth of each object s properties, methods, and event handlers. The core JavaScript language section applies to all scriptable browsers. The document object model, however, is divided into the three basic model types that developers must support: . Fully compatible with all browsers . Internet Explorer proprietary object model . W3C DOM-compatible browsers As a measure of how much the language and especially the object models have grown in recent times, the same quick reference for the previous edition of this book amounted to four printable sides. This edition requires no fewer than 12 sides. The large vocabularies and divisive nature of the existing object models (complicated ever further in the IE browser due to operating system incompatibilities) create a major challenge in designing a portable, quick reference like the one shown on the following pages. Object model groupings in the Quick Reference are designed to be as consistent as possible across the three models; so if you attempt to build applica tions for multiple object models, you can find, say, the document object s property listings in similar positions in each of the three model references. Development for the IE4+ and W3C DOM environments still requires knowledge about the original object model because that legacy model persists in current practice. A APPENDIX ….
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