JavaScriptTM For Dummies® Quick Reference: Emily A. Vander Veer: 9780764501128: Book: Computers: eCampus.com

Tucking a few JavaScript statements in among the HTML code that makes up your Web pages makes a dramatic difference. Enhanced, more interactive navigation buttons, user input validation, and scrolling messages are but a few of the improvements that you can make with JavaScript.

Now, with JavaScript For Dummies Quick Reference, all the JavaScript statements and examples of how to use them are right at your fingertips. Internet technology expert Emily A. Vander Veer not only organizes all the relevant HTML and JavaScript topics for easy access but also points out potential pitfalls, offers neat tricks, and provides complete code for doing such things as interacting with cookies, displaying pop-up messages, and making your script compatible with JavaScript-challenged Web browsers.

Best of all, JavaScript For Dummies Quick Reference features handy cross-references to topics covered in greater depth in JavaScript For Dummies.

Introduction: How to Use This Book

(8)

Relating JavaScript to the World Wide Web

(2)

The Internet

(1)

The World Wide Web

(1)

JavaScript the Magnificent

(1)

Finding Exactly What You're Looking for in This Book

(1)

Understanding the Conventions Used in This Book

(2)

Figuring Out What the Icons Mean

(1)

Where to Go from Here

(1)

Part I: First Things First: Creating HTML Objects to Work within JavaScript

(26)

Creating a Meat-and-Potatoes Web Page

(5)

Body section: BODY...BODY

(1)

Header section: HEAD...HEAD

(1)

Interactive form: FORM...FORM

(1)

JavaScript script: SCRIPT...SCRIPT

(1)

Web page: HTML...HTML

(1)

Inserting Form Elements into Your Web Page

(6)

ActiveX component: OBJECT...OBJECT

(1)

Graphic image: IMG

(2)

HTML comment: !-...-

(1)

Frame: FRAMESET...FRAME...FRAMESET

(1)

Hypertext anchor: A.../A

(1)

Hypertext link: A.../A

(1)

Inserting Interactive Form Elements: INPUT

(8)

Button

(1)

Check box

(1)

fileUpload

(1)

Hidden

(1)

Password

(1)

Radio button

(1)

Reset

(1)

Select

(2)

Submit

(1)

Text

(1)

Textarea

(1)

Inserting a Java Applet: APPLET.../APPLET

(2)

Mapping an Area: MAP...AREA.../MAP

(1)

Plugging in a Plug-in: EMBED.../EMBED

(1)

Specifying Useful Web Page Features

(2)

CGI program to call on submit: FORM.../FORM

(1)

Title for your Web page: TITLE.../TITLE

(1)

Part II: JavaScript Basics

(20)

About JavaScript Security

(1)

Basics of the JavaScript Object Model

(4)

Built-in JavaScript data types

(1)

Hierarchy of JavaScript objects

(2)

Utility objects

(1)

Basic Punctuation and Syntax

(2)

Nested quotes

(1)

Pairs

(1)

Spelling and capitalization (case)

(1)

Top-down

(1)

Comments (/*...*/and //)

(1)

Conditional Expressions: if...else

(12)

Loops

(4)

break

(1)

continue

(1)

for

(1)

for...in

(1)

while

(1)

Operators

(3)

Assignment operators

(1)

Comparison operators

(1)

Logical operators

(1)

Mathematical operators

(1)

Operator precedence

(1)

Special Operators

(3)

typeof

(1)

void

(1)

String operators

(1)

Unary operators

(1)

Variables

(2)

Accessing variables

(1)

Assigning values to a variable

(1)

Declaring variables

(1)

Understanding variable scope

(1)

Part III: HTML Objects: The Heart of It All

(18)

About Objects

(1)

anchor

(1)

applet

(1)

area

(1)

button

(1)

checkbox

(1)

document

(1)

fileUpload

(1)

form

(1)

frame

(1)

hidden

(1)

history

(1)

image

(1)

link

(1)

location

(1)

Math

(1)

navigator

(1)

password

(1)

plugin

(1)

radio

(1)

reset

(1)

select

(1)

Submit

(1)

text

(1)

textarea

(1)

window

(3)

Part IV: Data Types: Building Basic JavaScript Objects

(8)

Array

(1)

Date

(2)

Function

(1)

Option

(2)

String

(2)

Part V: Functions

(10)

About Using Functions

(2)

Calling a function

(1)

Defining a function

(1)

Returning values

(1)

Built-In Functions

(4)

escape()--encodes a string

(1)

eval()--evaluates a string

(1)

isNaN()--is not a number

(1)

parseFloat()--turns strings into floating-point numbers

(1)

parseInt()--turns strings into integers

(1)

unescape()--decodes a string

(1)

Creating a Custom JavaScript Function

(1)

With a fixed number of parameters

(1)

With a variable number of parameters

(1)

Functions that Help You Create and Work with Objects

(2)

new

(1)

this

(1)

with

(1)

Part VI: Methods: How an Object Behaves

(34)

Methods

(33)

abs

(1)

acos

(1)

alert

(1)

anchor

(1)

asin

(1)

atan

(1)

atan2

(1)

back

(1)

big

(1)

blink

(1)

blur

(1)

bold

(1)

ceil

(1)

charAt

(1)

clearTimeout

(1)

click

(1)

close (document)

(1)

close (window)

(1)

confirm

(1)

cos

(1)

exp

(1)

fixed

(1)

floor

100

(1)

focus

100

(1)

fontcolor

101

(1)

fontsize

101

(1)

forward

101

(1)

getDate

102

(1)

getDay

102

(1)

getHours

102

(1)

getMinutes

103

(1)

getMonth

103

(1)

getSeconds

103

(1)

getTime

104

(1)

getTimezoneOffset

104

(1)

getYear

104

(1)

105

(1)

indexOf

105

(1)

italics

106

(1)

javaEnabled()

106

(1)

join

106

(1)

lastIndexOf

107

(1)

link

107

(1)

log

108

(1)

max

108

(1)

min

108

(1)

open (document)

108

(1)

open (window)

109

(1)

parse

110

(1)

pow

110

(1)

prompt

110

(1)

random

111

(1)

reload

111

(1)

replace

111

(1)

reset

112

(1)

reverse

112

(1)

round

112

(1)

scroll

113

(1)

select

113

(1)

setDate

113

(1)

setHours

114

(1)

setMinutes

114

(1)

setMonth

114

(1)

setSeconds

115

(1)

setTime

115

(1)

setTimeout

115

(1)

setYear

116

(1)

sin

116

(1)

small

117

(1)

sort

117

(1)

split

118

(1)

sqrt

118

(1)

strike

118

(1)

sub

119

(1)

submit

119

(1)

substring

119

(1)

sup

120

(1)

tan

120

(1)

toGMTString

120

(1)

toLocaleString

121

(1)

toLowerCase

121

(1)

toString

121

(1)

toUpperCase

122

(1)

UTC

122

(1)

write

122

(1)

writeln

123

(2)

Part VII: Properties (Object Data)

125

(24)

About Properties

126

(23)

action

126

(1)

alinkColor

126

(1)

appCodeName

127

(1)

applets

127

(1)

appName

127

(1)

appVersion

127

(1)

arguments

127

(1)

bgColor

128

(1)

border

128

(1)

checked (checkbox)

128

(1)

checked (radio)

128

(1)

complete

128

(1)

129

(1)

defaultChecked (checkbox)

129

(1)

defaultChecked (radio)

129

(1)

defaultSelected

129

(1)

defaultStatus

129

(1)

defaultValue (password)

130

(1)

defaultValue (text)

130

(1)

defaultValue (textarea)

130

(1)

description

130

(1)

130

(1)

elements

130

(1)

embeds

131

(1)

enabledPlugin

131

(1)

encoding

131

(1)

fgColor

131

(1)

filename

132

(1)

forms

132

(1)

frames

132

(1)

hash

132

(1)

height

133

(1)

host

133

(1)

hostname

133

(1)

href

133

(1)

hspace

134

(1)

images

134

(1)

index

134

(1)

lastModified

134

(1)

length

135

(1)

linkColor

136

(1)

links

136

(1)

LN2

136

(1)

LN10

136

(1)

location

137

(1)

LOG2E

137

(1)

LOG10E

137

(1)

lowsrc

137

(1)

method

137

(1)

mimeTypes

138

(1)

name

138

(1)

opener

139

(1)

options

139

(1)

parent (frame)

139

(1)

parent (window)

139

(1)

pathname

140

(1)

140

(1)

plugins

140

(1)

port

140

(1)

protocol

141

(1)

prototype

141

(1)

referrer

142

(1)

search (link)

142

(1)

search (location)

142

(1)

selected

143

(1)

selectedIndex (options)

143

(1)

selectedIndex (select)

143

(1)

self (frame)

143

(1)

self (window)

143

(1)

SQRT1_2

144

(1)

SQRT2

144

(1)

src

144

(1)

status

144

(1)

suffixes

144

(1)

target (form)

145

(1)

target (link, area)

145

(1)

text

145

(1)

title

145

(1)

top

146

(1)

type

146

(1)

type (mimeTypes)

146

(1)

userAgent

147

(1)

value

147

(1)

vlinkColor

148

(1)

vspace

148

(1)

width

148

(1)

window

148

(1)

Part VIII: Event Handlers

149

(14)

About Events

150

(13)

onAbort

150

(1)

onBlur

151

(1)

onChange

152

(1)

onClick

153

(2)

onError

155

(1)

onFocus

155

(2)

onLoad

157

(1)

onMouseOut

158

(1)

onMouseOver

159

(1)

onReset

160

(1)

onSelect

160

(1)

onSubmit

161

(1)

onUnload

161

(2)

Part IX: Cool Things You Can Do with JavaScript

163

(26)

Adding Multimedia to Your Web Page

164

(2)

Color

164

(1)

Moving images

165

(1)

Pictures

165

(1)

Sound

165

(1)

Calling Other Components from JavaScript

166

(3)

ActiveX components

166

(1)

Java applets

167

(1)

Netscape plug-ins

168

(1)

Creating Your Own JavaScript Objects

169

(1)

Displaying Scrolling Text

170

(1)

Displaying the Contents of Nested Objects

171

(2)

Formatting Money Fields

173

(3)

Getting Started with a Bare-Bones HTML Template

176

(1)

Hiding JavaScript Source Code from Users

176

(2)

From JavaScript-enabled browsers

177

(1)

From non-JavaScript-enabled browsers

177

(1)

Interacting with Cookies

178

(1)

Loading and Running a JavaScript Script

179

(1)

Looking at JavaScript Source Code

180

(1)

Making an Embedded Image Respond to User Events

180

(1)

Making Your Script Compatible with Non-JavaScript-Enabled Browsers

181

(1)

Providing Feedback to Users with Pop-Up Messages

181

(1)

Saving JavaScript Files

182

(1)

Saving JavaScript files as HTML source code

182

(1)

Saving JavaScript files as text

182

(1)

Using JavaScript to Calculate Values for HTML Tags

183

(1)

Validating User Input

183

(4)

Validating before the form is submitted

184

(1)

Validating one field at a time

185

(2)

Web-Surfing: Creating Hypertext Links

187

(2)

Creating links between Web pages

187

(1)

Creating links within a single Web page

188

(1)

Appendix A: Reserved Words

189

(2)

Appendix B: Color Values

191

(6)

Glossary: Techie Talk

197

(6)

Index

203

Reader Response Card

Back of Book

Emily A. Vander Veer has written several Internet-related books, including IDG Books' JavaScript For Dummies and JavaBeans For Dummies. Her work has appeared in numerous online and print publications including Byte, CNET, Object Magazine, and WEBTechniques. Emily resides in the hill country of Austin, Texas, where she lives with her husband, Clay (a jazz guitarist nonpareil), and her two-pound pooches, Lochlan and Ceilidh. When she's not hard at work at her keyboard, Emily enjoys traveling, both in the U.S. and abroad.


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