JavaScript Guide index

Symbols

: ! operator 112
: # (hash mark in URL) 275
: % operator 109
: & operator 110
: && operator 112
: */ comment 149, 154
: -- operator 109
: ++ operator 109
: /* comment 149, 154
: // comment 29, 149, 154
: ^ operator 110
: | operator 110
: || operator 112
: ~ operator 110

A

A HTML tag 66, 179, 305

abort event 336

about: (URL syntax) 316, 317

absolute value 175

accumulator

: See tainting

acos method 176

ACTION attribute 176, 252

action property 176

alert method 41, 51, 177

alinkColor property 178

anchor method 179

Anchor object 179

: See also anchors

anchors

: Anchor object 179
: creating 179
: defining 179
: linking to 66

anchors array 180

anchors property

: See anchors array

appCodeName property 183

APPLET HTML tag 184

Applet object 184

applets

: controlling with LiveConnect 73
: example of 74, 75
: flashing text example 75
: Hello World example 74, 80
: including in a web page 184
: referencing 73

applets array 185

appName property 187

appVersion property 187

arc tangent 194

AREA HTML tag 305

Area object 189, 305

: See Link object

arguments array 120, 189

arithmetic operators

: decrement 109
: increment 109
: modulus 108
: unary negation 109

Array object 190

: creating 128
: overview 127

arrays

: See also the individual arrays
: Array object 190
: associative 118
: creating from strings 419
: defined 128
: dense 192
: increasing length of 191
: indexing 55, 129, 192
: initial length of 191
: joining 298
: length of, determining 301
: list of predefined 54
: null elements 106
: populating 128
: predefined 54
: referring to elements 55, 129, 192
: reversing 390
: sorting 416
: transposing 390
: undefined elements 106

ASCII, string value 239, 453

asin method 193

assignment operators 107

: defined 105

atan method 194

atan2 method 194

B

Back button 195

back method 195

background color 196

bgColor property 196

BIG HTML tag 196

bitwise operators

: logical 110
: overview 110
: shift 111

BLINK HTML tag 197

blink method 197

blur method 51, 198

BOLD HTML tag 199

bold method 199

Boolean literals 102

Boolean object 200

: overview 130

border property 201

break statement 145, 154

browser

: about: (URL syntax) 317
: code name of 183
: hiding scripts from 29
: name of 187
: navigator object 332
: user agent 455
: version of 187

Button object 202

: See also buttons

buttons

: Button object 202
: clicking programmatically 211
: defining 202
: reset 387
: submit 44, 428

C

caching graphics 289

call method (LiveConnect) 167

caller property 204

case sensitivity 27, 101, 117

ceil method 205

CGI programs

: and image maps 85
: and server JavaScript 24
: submitting forms to 44
: validating form input for 42

change event 339

charAt method 206

Checkbox object 206

: See also checkboxes

checkboxes

: Checkbox object 206
: checking programmatically 210
: clicking programmatically 211
: default selection state 222
: defining 206
: selection state 210

checked property 210

clearTimeout method 134, 211

click event 339

click method 211

client JavaScript 23

close method 51

: document object 212
: window object 58, 213

closed property 214

colors

: background 196
: font 249
: foreground 243
: hexadecimal values 487
: link 178, 312, 462
: list of 487
: string literals 487
: string literals for 487-492
: text 243

commas, in cookies 87

comment statement 149, 154

comments 29, 154

: types of 149

comparison operators 108

complete property 215

compute function 41

conditional expressions 106

conditional statements 141-142

confirm method 41, 51, 216

constructor property 217

containership

: specifying default object 148, 162
: with statement and 148, 162

continue statement 145, 155

conventions 153

cookie property 218

: defined 86
: example of use 89
: implementation of 493-497
: with JavaScript 88
: limitations for 87

current property 220

D

data tainting

: See tainting

data types

: converting 100
: and Date object 99
: Java to JavaScript conversion 81
: in JavaScript 26, 99
: JavaScript to Java conversion 77

Date object 221

: See also dates, times
: creating 130
: overview 130
: using 130-134

dates

: See also times
: converting to string 445
: cookie expiration 87
: Date object 221
: day of month 268
: day of week 269
: defining 221
: GMT conversion 444
: milliseconds since 1970 359, 456
: month 270
: working with 130
: year 272, 415

decrement operator 109

default objects, specifying 148, 162

defaultChecked property 222

defaultSelected property 223

defaultStatus property 86, 225

defaultValue property 226

dense arrays 192

description property 227

destroy method (LiveConnect) 172

dialog boxes

: Alert 51, 177
: Confirm 41, 51, 216
: Prompt 51, 372

directories, conventions used 18

document object 46, 228

: See also documents
: anchors array 180
: applets array 185
: described 52
: embeds array 235
: example of properties 47-49
: forms array 253
: images array 289
: links array 308

documentation conventions 18-19

documents

: See also windows
: anchors array 180
: anchors in 180
: applets array 185
: applets in 185
: closing 212
: color of 196, 243
: current URL 454
: defining 228
: displaying HTML output in 228
: document object 52, 228
: embeds array 235
: error handler for 341
: forms array 253
: images array 289
: images in 289
: last modified date 257, 300
: links array 308
: onUnload event handler 345, 351
: opening 351
: reloading 383
: title 444
: writing to 471, 472

domain property 232

E

elements array 52, 234

elements property

: See elements array

else statement

: See if...else statement

embeds array 235

embeds property

: See embeds array

enabledPlugin property 237

encoding property 238

ENCTYPE attribute 238, 252

end_time method (LiveAudio) 500

error event 341

escape function 87, 88, 239

escaping characters 103

Euler's constant 233

: base 10 logarithm of 319
: base 2 logarithm of 319
: raised to a power 242

eval function 41, 100

eval method 240

eval method (LiveConnect) 168

event handlers 336-351

: See also the individual event handlers
: defining 37
: defining functions for 39
: example of use 40-41
: in Function objects 267
: list of 38
: quotation marks for 40
: referring to windows 64
: resetting 41
: scripting 37-41
: specifying object names in 213
: summary of 475-483
: syntax for 39

events, defined 37

expressions

: conditional 106
: in HTML attributes 32
: overview 105
: that return no value 115
: types of 105

F

fade_from_to method (LiveAudio) 500

fade_to method (LiveAudio) 500

fgColor property 243

file: (URL syntax) 316

filename property 244

FileUpload object 244

fixed method 246

flashing text applet example 75

floating-point literals 102

floor method 247

focus

: giving 247
: onBlur event handler 337
: onChange event handler 339
: onFocus event handler 344
: removing 198

focus event 344

focus method 51, 247

fontcolor method 249

fonts

: big 196
: blinking 197
: bold 199
: color of 249
: fixed 246
: italic 297
: size of 250
: small 416
: strikeout 424
: subscript 427
: superscript 432

FONTSIZE HTML tag 250

fontsize method 250

for loops

: continuation of 145, 155
: sequence of execution 142
: syntax of 155
: termination of 145, 154

for statement 142-143, 155

for...in statement 147, 156

foreground color 243

form elements

: type of 451
: updating 37
: updating dynamically 50

FORM HTML tag 46, 66, 251

Form object 251

: See also forms
: described 52
: elements array 52, 234

form property 257

forms

: ACTION attribute 176, 252
: buttons 202
: checkboxes 206
: defining 251
: destination URL 176
: element focus 198, 247
: element names 328
: elements array 52, 234
: ENCTYPE attribute 238, 252
: FileUpload objects 244
: Form object 52, 251
: forms array 52, 253
: Hidden object 276
: METHOD attribute 252, 323
: MIME encoding 238, 252
: number of elements 301
: onSubmit event handler 350
: Password objects 362
: radio buttons 378
: referring to windows in submit 66
: reset buttons 387
: reset event handler 349
: resetting values 387
: selection lists 396
: submit buttons 428
: submitting 427, 428
: TARGET attribute 251
: target property 436
: Text objects 436
: Textarea objects 440
: validating input 42

forms array 52, 253

forms property

: See forms array

Forward button 258

forward method 258

FRAME HTML tag 51, 66

Frame object 259

: See also frames
: described 51
: frames array 261

frames

: closing 58
: creating 59
: defined 59
: defining 259
: example of creation 62-63
: figure of 59
: Frame object 51, 259
: frames array 60, 61, 261
: hierarchy of 60
: name of, linking to 66
: navigating 62
: parent 358
: referring to 62, 64-66
: top 446
: updating 61

frames array 60, 61, 261

frames property

: See frames array

FRAMESET HTML tag 59, 259

ftp: (URL syntax) 316

function keyword 33, 118

Function object 265

: overview 134
: specifying arguments for 266
: specifying event handler with 267
: as variable value 266

function statement 157

functions 175-473

: See also the individual functions
: arguments array 189
: caller property 204
: calling 33-35
: defined 33
: defining 33-35
: defining and calling 118-120
: escape 239
: examples of 43
: excess arguments for 120
: Function object 134, 265
: isNAN 296
: isNan 139
: number of arguments 301
: parseFloat 140, 359
: parseInt 140, 360
: recursive 119
: return values of 160
: taint 434
: unescape 453
: untaint 453
: using built in 139-140
: using validation 44
: as variable value 266

G

getDate method 268

getDay method 131, 269

getHours method 133, 269

getMember method (LiveConnect) 168

getMinutes method 133, 270

getMonth method 270

getPeer method (LiveConnect) 172

getSeconds method 133, 271

getSlot method (LiveConnect) 168

getTime method 132, 271

getTimezoneOffset method 272

GetVolume method (LiveAudio) 500

getWindow method (LiveConnect) 172

getWindow static method (LiveConnect) 168

getYear method 272

Go menu 273, 279

go method 53, 273

gopher: (URL syntax) 316

graphics

: See images

H

hash property 275

HEAD HTML tag 119

height property 276

Hello World applet example 74, 80

Hidden object 276

history array 279

history list 53

: current URL in 220
: loading URL from 273
: next URL in 258, 334
: previous URL in 195, 372
: replacing current entry 351, 385

History menu option 273

history object 46, 279

: current property 220
: described 53
: history array 279
: next property 334
: number of entries 301
: previous property 372

history property

: See history array

host property 281

hostname property 282

HREF attribute 85

href property 283

hspace property 285

HTML

: embedding JavaScript in 27-33
: generated 471, 472
: and JavaScript 17

HTML layout 49-50

HTML tags

: A 66, 179, 305
: APPLET 184
: AREA 305
: BIG 196
: BLINK 197
: BOLD 199
: FONTSIZE 250
: FORM 46, 66, 251
: FRAME 51, 66
: FRAMESET 59, 259
: HEAD 119
: I 297
: IMG 85, 286
: INPUT 202, 206, 244, 276, 362, 378, 387, 428, 436
: MAP 84, 305
: NOSCRIPT 33
: PRE 36
: SCRIPT 27
: SELECT 396
: SMALL 416
: STRIKE 424
: SUB 427
: SUP 432
: TEXTAREA 440
: TITLE 48
: TT 246

http: (URL syntax) 316

hypertext

: See links

HyperText Markup Language

: See HTML

I

identity taint code 92

if...else statement 141, 157

image maps

: client-side 84
: server-side 85

Image object 286

images

: aborting load of 336
: and animation 288
: Area object 305
: border 201
: caching 289
: completion of loading 215
: error handler for 341
: height 276
: horizontal space around 285
: Image object 286
: low resolution source 320
: onAbort event handler 336
: preloading 289
: size of 288
: source 421
: vertical space around 463
: width of 464

images array 289

images property

: See images array

IMG HTML tag 85, 286

increment operator 109

index property 294

indexOf method 295

infinity

: negative 333
: positive 371

init method (LiveConnect) 172

INPUT HTML tag 202, 206, 244, 276, 362, 378, 387, 428, 436

integers, in JavaScript 102

isActive method (LiveConnect) 173

ISMAP attribute 85

isNaN function 296

isNan function

: overview 139

IsPaused method (LiveAudio) 500

IsPlaying method (LiveAudio) 500

IsReady method (LiveAudio) 500

italics method 297

J

Java

: See also LiveConnect
: accessing with LiveConnect 72
: communication with JavaScript 69-82
: compared to JavaScript 26
: determining whether enabled 298
: enabling and disabling 298
: getting JavaScript window handle 78
: to JavaScript communication 77

java package 70

java_30 file 71

javaEnabled method 298

JavaScript

: background for using 17
: case sensitivity 27
: communication with Java 69-82
: compared to Java 26
: described 25
: embedding in HTML 27-33
: entities 32
: external file of 30
: and HTML layout 49-50
: to Java communication 72
: LiveWire 24-25
: Navigator 23-24
: reserved words 485
: right-hand evaluation 32
: special characters 103
: specifying version 27
: types of 23
: URLs 83

javascript: (URL syntax) 316, 317

join method 298

JSException class 169

JSException constructor (LiveConnect) 170

JSObject class 165

K

: keywords 485

L

LANGUAGE attribute 27

language, specifying 27

lastIndexOf method 299

lastModified property 300

layout, HTML 49-50

left shift operator 111

length property 138, 301

link method 304

Link object 305

: See also links
: Area objects 307

linkColor property 312

links

: anchors for 179
: and areas 305
: color of 178, 312, 462
: creating 66
: defining 304, 305
: image maps 85
: and images 305
: Link object 305
: links array 308
: referring to windows 66
: target 436
: with no destination 115

links array 308

links property

: See links array

lists, selection 396

literals

: Boolean 102
: floating point 102
: integers 102
: overview 101
: string 102

LiveAudio 499-504

: examples 501
: and LiveConnect 499-504
: methods 500

LiveConnect 69-82

: accessing Java directly 72
: accessing JavaScript objects 78
: accessing JavaScript properties 78
: calling JavaScript methods 79
: controlling Java applets 73
: controlling Java plug-ins 76
: getting a window handle 78
: Hello World example 80
: and LiveAudio 499-504
: packages 165-173

LiveWire applications, validating form input for 42

LiveWire JavaScript

: See server JavaScript

LN10 property 313

LN2 property 313

location object 46, 314

: described 53

location property 61, 454

LOG10E property 319

LOG2E property 319

logarithms

: base 10 of e 319
: base 2 of e 319
: base of natural 233, 242
: natural logarithm of 10 313
: natural logarithm of 2 313
: natural logarithm of a number 318

logical operators

: overview 112
: short-circuit evaluation 113

loop statements

: for 142-143
: while 144

loops

: continuation of 145, 155
: for 155
: for...in 147, 156
: termination of 145, 154
: while 161

lowercase 27, 101, 445

lowsrc property 320

M

mailto: (URL syntax) 316

MAP HTML tag 84, 305

Math object 321

: overview 136

mathematical constants and functions 321

MAX_VALUE property 323

MAYSCRIPT attribute 185

messages

: Alert dialog box 51, 177
: Confirm dialog box 51, 216
: Prompt dialog box 51, 372
: status bar 86

METHOD attribute 49, 252, 323

method property 323

methods 175-473

: See also the individual methods
: defined 35
: defining 124
: referring to windows 64
: summary of 475-483

MIME encoding 238

MIME types

: client capability 94, 324
: configured plug-in for 237
: description property 227
: name of 451
: plug-ins supported 366
: suffixes of 432

MimeType object 324

mimeTypes array 94, 325

mimeTypes property

: See mimeTypes array

MIN_VALUE property 328

modulo function 109

modulus operator 108

mouseout event 348

mouseOver event 348

N

NAME attribute 48

name property 328

NaN property 331

natural logarithms

: base of 233
: e 233
: e raised to a power 242
: of 10 313
: of 2 313
: of a number 318

Navigator

: See also Navigator 2.0, Navigator 3.0
: about: (URL syntax) 317
: code name of 183
: enabling and disabling Java 298
: and JavaScript 23, 24
: MIME types in 325
: MIME types supported 94, 324
: name of 187
: navigator object 332
: plug-ins in 367
: plug-ins installed on 365
: predefined arrays 54
: printing output 37
: user agent 455
: version of 187

Navigator 2.0

: See also Navigator

Navigator 3.0

: See also Navigator
: changed functionality 510-512
: new functionality 505-510

Navigator JavaScript

: See client JavaScript

navigator object 46, 332

: See also Navigator
: described 54
: mimeTypes array 325
: plugins array 367

NEGATIVE_INFINITY property 333

Netscape packages

: See packages

netscape.applet package 71

netscape.javascript package 71, 77

netscape.javascript.JSException class 169

netscape.javascript.JSObject class 165

netscape.javascript.Plugin class 171

netscape.plugin package 71

netscape.sun package 71

new operator 113, 121, 158

news: (URL syntax) 316

next property 334

NOSCRIPT HTML tag 33

NS_ENABLE_TAINT environment variable 91

null keyword 106

Number object 335

: overview 137

numbers

: absolute value of 175
: arc cosine of 176
: arc sine of 193
: arc tangent of 194
: base of 447
: cosine of 219
: defining Number objects 335
: exponents of 371
: greater of two 322
: infinite 333, 371
: isNAN 296
: lesser of two 327
: maximum value 323
: minimum value 328
: natural logarithm of 318
: not-a-number value 331
: Number object 137, 335
: obtaining integer 205, 247
: parsing from strings 140, 359, 360
: random 382
: rounding 391
: sine of 415
: square root 420, 421
: tangent of 435

O

object manipulation statements

: for...in 147
: new operator 146
: this keyword 147
: with statement 148

objects 175-473

: See also the individual objects
: adding properties 123, 374
: creating new types 121-123, 158
: deleting 126
: establishing default 148, 162
: focus 198, 247
: hierarchy of 45
: indexing properties 123
: overview 117
: primitive value of 461
: prototypes 217
: specifying names in event handlers 213
: summary of 475-483

onAbort event handler 336

onBlur event handler 337

onChange event handler 42, 44, 339

onClick event handler 41, 42, 44, 89, 339

onError event handler 341

onFocus event handler 344

onLoad event handler 133, 345

onMouseOut event handler 86, 348

onMouseOver event handler 86, 348

onReset event handler 349

onSelect event handler 350

onSubmit event handler 44, 350

onUnload event handler 351

: document object 351
: window object 57, 354

opener property 356

operators

: arithmetic 108-110
: assignment 107
: bitwise 110-112
: comparison 108
: defined 105
: logical 112
: order of 115
: overview 106
: special 113
: string 113

Option object

: See Select object

options array 399

options property

: See options array

output

: displaying 37
: printing 37

output stream

: closing 212
: opening 351

P

packages 165-173

: java 70
: and LiveConnect 70
: netscape 70
: netscape.applet 71
: netscape.javascript 71, 77
: netscape.plugin 71
: netscape.sun 71
: sun 70
: using 71

pages

: objects for 46
: updating 37

parent property 64, 358

parse method 132, 359

parseFloat function 100, 359

: overview 140

parseInt function 100, 360

: overview 140

Password object 362

: default value 226

pathname property 364

pause method (LiveAudio) 500

PI property 136, 365

play method (LiveAudio) 500

Plugin class 171

Plugin constructor (LiveConnect) 173

Plugin object 365

: See also plug-ins

plug-ins

: controlling with LiveConnect 76
: defined 366
: description property 227
: determining installed 94, 366
: file name of 244
: generating output from 235
: Plugin object 365
: refreshing 383

plugins array 95, 367

plugins property

: See plugins array

port property 370

POSITIVE_INFINITY property 371

PRE HTML tag 36

previous property 372

printing generated HTML 37, 472

prompt method 51, 372

properties 175-473

: See also the individual properties
: adding to objects 123, 374
: indexing 123
: naming 49
: overview 117
: referring to 47
: referring to windows 64
: summary of 475-483

protocol property 373

prototype property 374

Q

quotation marks

: for string literals 102
: using double 40
: using single 40

R

radio buttons

: clicking programmatically 211
: default selection state 222
: defining 378
: number of buttons 301
: Radio object 378
: selecting programmatically 210
: selection state 210

Radio object 378

: See also radio buttons
: number of buttons 301

random method 382

referrer property 382

reflection 49-50

refresh method 383

reload method 383

removeMember method (LiveConnect) 168

replace method 385

reserved words 485

reset buttons

: See also buttons
: clicking programmatically 211
: defining 387
: reset method 387
: Reset object 387

reset event 349

reset method 387

Reset object 387

: See also reset buttons

return statement 34, 160

reverse method 390

RGB color values 487

right shift operators 112

right-hand evaluation 32

round method 391

S

SCRIPT HTML tag 27

: LANGUAGE attribute 27
: SRC attribute 30

scripts

: example of 30
: hiding 29
: SCRIPT tag 27
: tainting 90-93, 434
: untainting 453

scroll method 51, 393

search property 394

security

: See also tainting
: closing windows 213
: server domain 232

select event 350

SELECT HTML tag 396

select method 395

Select object 396

: See also selection lists
: options array 399

selected property 407

selectedIndex property 408

selection lists

: adding options 402
: changing option text 400
: changing selection state 400
: default selection state 223
: defining 396
: deleting options 402
: number of options 301
: option index 294
: option text 439
: options array 399
: Select object 396
: selection state 407

self property 64, 409

semicolons

: for event handlers 39
: in cookies 87
: in JavaScript 30

server JavaScript 24

servers

: accessing 90-93
: domain property 232
: sharing properties among 232

setDate method 410

setDay method 131

setHours method 410

setMember method (LiveConnect) 168

setMinutes method 411

setMonth method 411

setSeconds method 412

setSlot method (LiveConnect) 169

setTime method 132, 412

setTimeOut method 51

setTimeout method 134, 413

setvol method (LiveAudio) 500

setYear method 415

SMALL HTML tag 416

small method 416

sort method 416

sound

: See LiveAudio

space characters, in cookies 87

special operators 113

: new 113
: typeof 114
: void 115

split method 419

sqrt method 420

SQRT1_2 property 420

SQRT2 property 421

square roots 420

: of 1/2 420
: of 2 421

SRC attribute 30

src property 421

start_at_beginning method (LiveAudio) 500

start_time method (LiveAudio) 500

statements 153-163

: See also the individual statements
: break 145
: conditional 141-142
: continue 145
: for...in 147
: loop 142-146
: object manipulation 146-148
: overview 141-149
: syntax conventions 153

status bar

: default message 225
: displaying hints 86
: displaying messages 52, 86
: setting message 423

status property 52, 86, 423

stop method (LiveAudio) 500

stop_at_end method (LiveAudio) 500

StopAll method (LiveAudio) 500

STRIKE HTML tag 424

strike method 424

string literals 102

String object 424

: See also strings
: overview 137

string operators 113

strings

: ASCII value of 239, 453
: blinking 197
: bold 199
: character position within 206, 295, 299
: color of 249
: converting from date 445
: converting to binary 360
: converting to floating point 359
: creating from arrays 298
: defining 424
: evaluating 240
: fixed font 246
: fontsize of 196, 250, 416
: italic 297
: length of 301
: lowercase 445
: splitting into arrays 419
: strikeout 424
: String object 424
: subscript 427
: subset of 430
: superscript 432
: uppercase 451

SUB HTML tag 427

submit buttons

: See also buttons
: clicking programmatically 211
: defining 428
: Submit object 428

submit event 350

submit method 44, 427

Submit object 428

: See also submit buttons

substring method 430

subwindows, updating 37

suffixes property 432

SUP HTML tag 432

superscripts 432

syntax conventions 153

T

taint function 434

taintEnabled method 434

: accumumlator 93
: conditional statements and 93
: control flow and 93
: domain property 232
: enabling 91
: individual data elements 92
: NS_ENABLE_TAINT 91
: overview 90
: properties tainted by default 90
: taint accumulator 93
: taint code 92
: taint function 434
: taintEnabled method 434
: untaint function 453
: untainting data elements 92

TARGET attribute 66, 251

target property 436

Text object 436

: default value 226
: defining 436

text property 439

TEXTAREA HTML tag 440

Textarea object 440

: default value 226
: defining 440

this keyword 39, 44, 122, 124, 160

: described 147
: for object references 125

timeouts

: canceling 211
: setting 413

times

: See also dates
: Date object 221
: defining 221
: hours 269
: minutes 270
: numeric value 271
: seconds 271
: time zone offset 272
: working with 130

TITLE HTML tag 48

title property 444

toGMTString method 87, 444

toLocaleString method 445

toLowerCase method 445

top property 64, 446

toString method 447

: and arrays 449
: and Boolean objects 449
: built-in 448
: and Functions 450
: and Numbers 450
: user-defined 448

toString method (LiveConnect) 169

toUpperCase method 451

trigonometric methods

: acos 176
: asin 193
: atan 194
: cos 219
: sin 415
: tan 435

TT HTML tag 246

type property 451

typeof operator 114

typographical conventions, used in this book 19

U

unary negation 109

unescape function 87, 88, 453

unload event 351

untaint function 453

uppercase 27, 101, 451

URLs

: anchor name in 275
: calling document's 382
: conventions used 19
: current 314, 454
: domain 282
: entire URL string 283
: examples of common 316
: form destination 176
: form field input 252
: history list 279
: host 282
: hostname:port 281
: IP address 282
: javascript: 83
: loading from history list 273
: next 258
: port 370
: previous 195
: protocol 373
: query information 394
: replacing 385
: syntax of 314, 316
: url-path 364

user interaction

: Alert dialog box 177
: applets 184
: area objects 305
: buttons 202
: checkboxes 206
: Confirm dialog box 216
: FileUpload objects 244
: image objects 286, 305
: link objects 305
: Prompt dialog box 372
: radio buttons 378
: reset buttons 387
: selection lists 396
: submit buttons 428
: Text objects 436
: Textarea objects 440

userAgent property 455

V

value property 456

valueOf method 461

values

: See data types

var statement 101, 161

variables

: declaring 101, 161
: initializing 161
: in JavaScript 101
: naming 101
: scope of 101
: syntax for declaring 161

view-source: (URL syntax) 316

vlinkColor property 462

void function 307, 317

void operator 115

vspace property 463

W

while loops

: continuation of 145, 155
: syntax of 161
: termination of 145, 154

while statement 144, 161

width property 464

window object 46, 464

: See also windows
: described 51
: frames array 261
: history array 279
: methods of 51

window property 470

windows

: See also documents
: closed 214
: closing 58, 213
: default status message 225
: defining 354, 464
: displaying HTML output in 228
: frames 259
: frames array 261
: giving focus to 67
: handles for 78
: name of 328
: naming 58, 64
: navigating among 67
: number of frames 301
: onLoad event handler 345
: onUnload event handler 351
: opening 57, 354
: overview 57
: referring to 64-66
: reloading 383
: scrolling 393
: status bar 225, 423
: taint accumulator 93
: title 444
: top 446
: window object 51, 464
: writing to 471, 472

with statement 136, 162

: described 148

write method 52, 119, 471

: example of use 35
: generated HTML 471, 472
: using 35-37

writeln method 36, 52, 472

: See also write method

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