The difference between window objects and document objects

window object with the difference between the document object
[window object]

　　It is a top-level object, rather than an attribute of another object, namely the browser window.

　　Attributes

　　The default status messages defaultStatus

　　document the current document (the attribute itself is a target) displayed

　　frame of a window frame ((FRAME>) (the property itself is a target)

　　frames array include an array of window frame objects, these objects appear in the order listed in the document (the attribute itself is a

Object)

　　History list (the attribute itself is a target) history window

　　The number of the frame within the window of length

　　 location window display the full (absolute) URL (the attribute itself is a target) document and do not take it as document.location

Confusion, which is the URL of the currently displayed document. Users can change window.location (using another document to replace the current document), but it can not be changed

document.location (because this is the current display position of the document)

　　name window opens, giving the name of the window

　　Representatives opener using window.open to open the script window, where the current window (which is Netscape Navigator 3.0beta 3 cited

Into a new property)

　　Synonym parent comprising the current window frame. Window frame and an attribute of the object

　　Synonym self current window or frame

　　status message in the status bar

　　Synonymous with top frame contains the current topmost browser window

　　Synonym current window or window frame, and the same self

　　method

　　alert () opens a message box Alert

　　the clearTimeout () method is used to terminate the work of setTimeout

　　close () Close

　　 confirm () Confirm message to open a box, the user can select the OK or Cancel, if the user clicks OK, the method returns true, clicking

Cancel returns false

　　 Blur () the focus from the specified window (which is a new method of introducing the Netscape Navigator 3.0 beta 3)

　　focus () the specified window to the foreground (another new method)

　　open () opens a new window

　　 prompt () Prompt to open a dialog box, the user can type text to the box, and the typed text to return to the script

　　setTimeout () waits for a specified number of milliseconds, then the operation command event handler event handler

　　Onload () is triggered when the page loads

　　Onunload () is triggered when the page is closed

[Document objects]

　　The object is a property of the window frames and the object is displayed within a document window or frame.

　　Attributes

　　alinkColor active link color (ALINK)

　　anchor a HTMI anchor, use <A NAME=> tags to create (the property itself is a target)

　　anchors array lists an array of documents anchor objects (<A NAME=>) (the property itself is a target)

　　BgColor background color of the document (BGCOLOR)

　　a piece of information stored in a cookie in cookie.txt file, which is an attribute of the document object

　　Text color fgColor document (TEXT mark in the properties)

　　A form form document (

) (The property itself is a target)

　　forms anay listed in an array (the property itself is a target) form object in the order they appear in the document

　　lastModified document last modified date

　　LinkColor link color document, i.e. LINK tag characteristics (linked to the document the user is not observed)

　　<A HREF=> a link tag in the document (the property itself is a target)

　　A link in the links array array of objects in the document, the arrangement (the property itself is a target) in the order they appear in the document

　　location is currently displayed document's URL. Users can not change document.location (because this is the location of the current display of the document). but,

You can change the window.location (substituted with other documents in the current document) the window.location itself is a target, and

document.location not an object

　　URL referrer document contains links, the user clicks the link can reach the current document

　　Title title of the document ((TITLE>)

　　vlinkColor point the user has observed link text color of the document, that characteristic mark of VLINK

　　method

　　clear clear the contents of the specified document

　　close close the document flow

　　Open to open the document flow

　　 write write text into a document

　　writeln write text into documents, and with the terminating newline

Difference: 1, window refers to the form. document refers to the page. document is a child window object.

    2、用户不能改变 document.location(因为这是当前显示文档的位置)。但是,可以改变window.location (用其它文档取代当前文档)window.location本身也是一个对象,而document.location不是对象