JavaScript Programmer's Reference documents JavaScript, JScript, and ECMAScript to the degree that they're standardized, and goes on to catalog the extensions major browser publishers have added to the languages. In essence, this book is a resource for finding out how the major browsers (Microsoft Internet Explorer, Netscape Navigator, and Opera) implement their Document Object Models (DOMs), both standard and proprietary, and how they access DOM elements through JavaScript and similar scripting languages.
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