JavaScript Pocket Reference

Image

JavaScript Pocket Reference

|

89

unescape(s)

Decodes a string encoded with escape(). Returns a decoded

copy of

s. JS 1.0; JScript 1.0; ECMA v1; deprecated in ECMA

v3; use

decodeURI() and decodeURIComponent() instead.

See Also

Window

History

go back or forward in browsing history

Client-side JavaScript 1.0

Synopsis

window.history

history

Methods

back()

Goes back to a previously visited URL in the browsing

history. Returns nothing.

forward()

Goes forward in the browsing history. Returns nothing.

go(n)

Goes to the nth URL relative to the currently displayed URL.

Calling this method with -1 is the same as calling the

back()

method. Returns nothing.

Image

an HTML image

Client-side JavaScript 1.1

Inherits From: Element

Synopsis

document.images[i]

document.images[image-name]

document.image-name

Constructor

new Image(width, height);

Image

90

|

JavaScript Pocket Reference

This constructor creates an off-screen Image object that cannot be

displayed. The

width and height arguments are optional. Setting

the

src attribute of the resulting object causes the browser to

preload an image into its cache.

Properties

The Image object defines properties for each of the attributes of

the HTML

<img> element, such as src, border, width, height,

vspace, and hspace. In addition, it defines or provides special

behavior for the following properties:

complete ...