JavaScript 24-Hour Trainer

A total learning experience shows how JavaScript works in the real world A new generation of web browsers has emerged that are specifically optimized for the capabilities of JavaScript. This unique book-and-DVD package shows you how to use JavaScript to make web pages more dynamic and interactive so that you can create a first-rate user experience. Packed with expertly written lessons, this must-have book-and-DVD set provides instructional demonstrations on the DVD that enhance your Java Script learningexperience through tutorial demos and helpful examples. Assuming little or no previous programming experience, the self-paced lessons guide you through the fundamentals of programming with the JavaScript language and gradually build upon the basics. JavaScript 24-Hour Trainer: Reviews JavaScript variables, types of data, functions, and control structures Addresses how to avoid common mistakes, debug code, and use best programming practices Explains how to manipulate HTML with JavaScript Walks you through modifying element style Details how to handle events with a cross-browser event utility object Highlights conventions and best practices aimed at helping you write more efficient code Explains how to send and receive data with Ajax and JSON Wrox guides are crafted to make learning programming languages and technologies easier than you think. Written by programmers for programmers, they provide a structured, tutorial format that will guide you through all the techniques involved. On the DVD Don't just learn?do! The lessons within the book are each accompanied by an instructional demonstration on the DVD?over 4 hours of video tutorials! You'll learn to: Add JavaScript to a web page Create JavaScript animations Execute code based on conditions Repeat code with loops Use object oriented programming with JavaScript Access and alter styles Dynamically create new HTML elements Navigate the document object model Enable drag and drop in the browser Handle errors and debug with Firebug Note: As part of the print version of this title, video lessons are included on DVD. For e-book versions, video lessons can be accessed at wrox.com using a link provided in the interior of the e-book.

Table of Contents:
Preface xix Part I: Introduction to JavaScript Lesson 1: Adding JavaScript to a Web Page 3 Lesson 2: Variables and JavaScript Syntax 9 Lesson 3: Functions 25 Lesson 4: Making Decisions 35 Lesson 5: Loops 49 Lesson 6: Scope 57 Lesson 7: Objects and Built-In Types 65 Lesson 8: Custom Objects 83 Lesson 9: Prototypes and Inheritance (The Function Object) 91 Part II: Programming the Browser Lesson 10: The window Object 101 Lesson 11: Scripting Windows 109 Lesson 12: Scripting Frames 121 Lesson 13: The Document Object Model 129 Lesson 14: Adding HT ML with JavaScript 137 Lesson 15: Modifying Element Style 147 Lesson 16: Introduction to Events 155 Lesson 17: Assigning Event Handlers with HT ML Attributes 161 Lesson 18: Using Early DO M Event Handlers 173 Lesson 19: Using Standard DO M and IE Event Handlers 185 Lesson 20: Writing Cross-Browser Event Handlers 195 Lesson 21: The Standard Event Object 205 Lesson 22: Internet Explorer’s Event Object 217 Lesson 23: Writing Cross-Browser Event Code 225 Lesson 24: Dragging and Dropping 235 Lesson 25: Tim ers and Anim ating Elements 249 Lesson 26: Forms — A Primer 261 Lesson 27: Scripting Buttons 267 Lesson 28: Scripting Text Elements 273 Lesson 29: Scripting Selection Boxes 283 Lesson 30: Scripting Checkboxes and Radio Buttons 295 Lesson 31: An Introduction to Aj ax 305 Lesson 33: Making Ajax Requests Using GET 321 Lesson 34: Making Aj ax Requests Using POST 329 Lesson 35: JSON 339 Part III: Handling Errors, Debugging, and Best Practices Lesson 36: Common Coding Mistakes 353 Lesson 37: Handling Errors 357 Lesson 38: Debugging With Firebug 367 Lesson 39: Coding Guidelines 377 Lesson 40: Separating JavaScript and HT ML 381 Lesson 41: Separating JavaScript and CSS 387 Lesson 42: Avoiding Global Scope 389 Lesson 43: Optimizing Your Code 399 Appendix: What’s on the DVD ? 413 Index 417

About the Author :
Jeremy McPeak is a professional programmer and analyst?who works extensively with JavaScript and C#. He contributed to Professional Ajax and Beginning JavaScript.