JavaScript and Ajax for the Web: Visual QuickStart Guide

✍ Scribed by Negrino, Tom;Smith, Dori

• Publisher: Peachpit Press
• Year: 2008;2009
• Tongue: English
• Leaves: 545
• Series: Visual quickstart guide
• Edition: 7th ed
• Category: Library

✦ Synopsis

Need to learn JavaScript fast? This best-selling reference’s visual format and step-by-step, task-based instructions will have you up and running with JavaScript in no time. In this completely updated edition of our best-selling guide to JavaScript, leading Web and computing experts Tom Negrino and Dori Smith use crystal-clear instructions and friendly prose to introduce you to all of today's JavaScript essentials. Along the way, you'll find extensive coverage of Ajax and

Visual QuickStart Guide—the quick and easy way to learn!

Easy visual approach uses pictures to guide you through JavaScript and show you what to do. Concise steps and explanations get you up and running in no time. Page for page, the best content and value around. Companion Web site atwww.javascriptworld.comoffers sample scripts, updates, and more!

✦ Table of Contents

Cover......Page 1
Table of Contents......Page 8
Introduction......Page 14
Chapter 1 Getting Acquainted with JavaScript......Page 20
What JavaScript Is......Page 21
JavaScript Isn’t Java......Page 22
Where JavaScript Came From......Page 24
What JavaScript Can Do......Page 25
What JavaScript Can’t Do......Page 26
What Is Ajax?......Page 27
The Snap-Together Language......Page 30
Handling Events......Page 33
Values and Variables......Page 34
Writing JavaScript-Friendly HTML......Page 36
What Tools to Use?......Page 39
Chapter 2 Start Me Up!......Page 40
Where to Put Your Scripts......Page 42
About Functions......Page 44
Using External Scripts......Page 45
Putting Comments in Scripts......Page 48
Alerting the User......Page 50
Confirming a User’s Choice......Page 52
Prompting the User......Page 54
Redirecting the User with a Link......Page 56
Using JavaScript to Enhance Links......Page 58
Using Multi-level Conditionals......Page 63
Handling Errors......Page 66
Chapter 3 Your First Web App......Page 68
Around and Around with Loops......Page 69
Passing a Value to a Function......Page 74
Detecting Objects......Page 76
Working with Arrays......Page 78
Working with Functions That Return Values......Page 80
Updating Arrays......Page 81
Using Do/While Loops......Page 83
Calling Scripts Multiple Ways......Page 85
Combining JavaScript and CSS......Page 87
Checking State......Page 90
Working with String Arrays......Page 96
Chapter 4 Working with Images......Page 100
Creating Rollovers......Page 102
Creating More Effective Rollovers......Page 104
Building Three-State Rollovers......Page 112
Triggering Rollovers from a Link......Page 114
Making Multiple Links Change a Single Rollover......Page 117
Working with Multiple Rollovers......Page 119
Creating Cycling Banners......Page 123
Adding Links to Cycling Banners......Page 125
Building Wraparound Slideshows......Page 127
Displaying a Random Image......Page 130
Cycling Images with a Random Start......Page 132
Chapter 5 Frames, Frames, and More Frames......Page 134
Keeping a Page out of a Frame......Page 136
Forcing a Page into a Frame......Page 138
Forcing a Site into a Frame......Page 139
Setting a Target......Page 144
Creating and Loading a Dynamic Frame......Page 145
Sharing Functions between Frames......Page 148
Loading Multiple Frames at Once......Page 152
Working with Iframes......Page 154
Loading Iframes with JavaScript......Page 157
Chapter 6 Working with Windows......Page 158
Opening a New Window......Page 159
Loading Different Contents into a Window......Page 163
Opening Multiple Windows......Page 165
Updating One Window from Another......Page 167
Closing a Window......Page 170
Putting Windows in Their Place......Page 173
Chapter 7 Form Handling......Page 176
Select-and-Go Navigation......Page 178
Changing Menus Dynamically......Page 183
Making Fields Required......Page 186
Checking Fields against Each Other......Page 191
Identifying Problem Fields......Page 193
Putting Form Validation into Action......Page 196
Working with Radio Buttons......Page 200
Setting One Field with Another......Page 203
Validating Zip Codes......Page 206
Validating Email Addresses......Page 210
Chapter 8 Forms and Regular Expressions......Page 216
Validating an Email Address with Regular Expressions......Page 218
Validating a File Name......Page 223
Extracting Strings......Page 225
Formatting Strings......Page 228
Formatting and Sorting Strings......Page 232
Formatting and Validating Strings......Page 234
Replacing Elements using Regular Expressions......Page 237
Chapter 9 Handling Events......Page 240
Handling Window Events......Page 241
Mouse Event Handling......Page 249
Form Event Handling......Page 257
Key Event Handling......Page 261
Chapter 10 JavaScript and Cookies......Page 264
Baking Your First Cookie......Page 266
Reading a Cookie......Page 270
Showing Your Cookies......Page 271
Using Cookies as Counters......Page 273
Deleting Cookies......Page 276
Handling Multiple Cookies......Page 278
Displaying “New to You” Messages......Page 280
Chapter 11 Objects and the DOM......Page 286
About Node Manipulation......Page 287
Adding Nodes......Page 289
Deleting Nodes......Page 291
Deleting Specific Nodes......Page 293
Inserting Nodes......Page 297
Replacing Nodes......Page 300
Writing Code with Object Literals......Page 304
Chapter 12 Making Your Pages Dynamic......Page 310
Putting the Current Date into a Web Page......Page 311
Working with Days......Page 313
Customizing a Message for the Time of Day......Page 314
Displaying Dates by Time Zone......Page 315
Converting 24-Hour to 12-Hour Time......Page 321
Creating a Countdown......Page 323
Hiding and Displaying Layers......Page 327
Moving an Object in the Document......Page 330
Date Methods......Page 332
Chapter 13 Introducing Ajax......Page 334
Ajax: Pinning It Down......Page 336
Reading Server Data......Page 340
Parsing Server Data......Page 348
Refreshing Server Data......Page 355
Getting Data From a Server......Page 358
Previewing Links with Ajax......Page 362
Auto-Completing Form Fields......Page 366
Chapter 14 Ajax Toolkits......Page 372
Dragging and Dropping Page Elements......Page 374
Adding a Calendar to Your Page......Page 380
Adding a 2-up Calendar to Your Page......Page 384
Using the Container Utility......Page 390
Adding Animation Effects......Page 395
Implementing the Logger Control for Debugging......Page 398
Chapter 15 Applied JavaScript......Page 402
Using Sliding Menus......Page 403
Adding Pull-Down Menus......Page 406
Enhancing Pull-down Menus......Page 410
A Slideshow with Captions......Page 414
A Silly Name Generator......Page 418
A Bar Graph Generator......Page 424
Style Sheet Switcher......Page 432
Chapter 16 Designing With Ajax......Page 442
Highlighting New Elements......Page 443
Creating Accordion Menus......Page 448
Creating Smarter Dialogs......Page 451
Striping Tables......Page 453
Sorting Tables......Page 456
Chapter 17 Bookmarklets......Page 462
Your First Bookmarklet......Page 463
Resetting a Web Page’s Background......Page 469
Changing a Page’s Styles......Page 470
Word Lookups......Page 473
Viewing Images......Page 476
Displaying ISO Latin Characters......Page 478
Converting RGB Values to Hex......Page 481
Converting Values......Page 483
A Bookmarklet Calculator......Page 484
Shortening URLs......Page 486
Validating Pages......Page 487
Mailing Pages......Page 488
Resizing Pages......Page 489
Appendix A: JavaScript Genealogy and Reference......Page 490
JavaScript Versions......Page 491
ECMAScript......Page 494
Object Flowchart......Page 496
The Big Object Table......Page 502
Appendix B: JavaScript Reserved Words......Page 514
Appendix C: Cascading Style Sheets Reference......Page 518
Appendix D: Where to Learn More......Page 526
Finding Help Online......Page 527
Books......Page 533
A......Page 534
C......Page 535
D......Page 536
F......Page 537
J......Page 538
M......Page 539
R......Page 540
S......Page 541
W......Page 543
Z......Page 544

✦ Subjects

Computer Science;Programming;Reference;Internet;Web;Science;Technical;Computers