Document Object
Document 对象

The Document object represents the entire HTML document and can be used to access all elements in a page.
Document对象代表着整个HTML文档并可以用来访问所有页面中的元素。

IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard), D: Deprecated.

Document Object Collections（对象集合）

Collection 集合	Description 描述	IE	F	N	W3C
anchors[]	Returns a reference to all Anchor objects in the document 罗列document中所有Anchor对象的参考	3	1	2	Yes
applets[]	Returns a reference to all Applet objects in the document 返回在文档中所有Applet对象的参考	4	1	3	Yes
attributes[]		-	1	6	No
childNodes[]		5	1	6	No
embeds[]	Returns a reference to all embedded objects in the document 返回在文档里所有嵌入对象的参考	4	1	3	No
forms[]	Returns a reference to all Form objects in the document 罗列document中所有表单对象的参考	3	1	2	Yes
images[]	Returns a reference to all Image objects in the document 罗列document中所有image对象的参考	4	1	3	Yes
links[]	Returns a reference to all Link objects in the document 返回在文档中所有link对象的参考	3	1	2	Yes
plugins[]		-	1	6	No
stylesheets[]		5	1	6	No

Document Object Properties(对象属性)

Property 属性	Description 描述	IE	F	N	W3C
alinkColor	Sets or returns the color of the active links in the document 设置或返回在文档中活动连接的颜色	3	1	2	D
bgColor	Sets or returns the background-color of the document 设置或返回文档背景颜色	3	1	2	D
body	Specifies the beginning and end of the document body 指定文档body的开头和结尾	5	1	6	Yes
cookie	Sets or returns all cookies associated with the document 通过document设置或返回所有有关文档的cookies	3	1	2	Yes
documentElement	Returns a reference to the root node of the document 返回文档根部节点的参考	5	1	6	No
domain	Returns the document server's domain name 返回文档的服务器域名	4	1	3	Yes
fgColor	Sets or returns the text-color of the document 设置或返回文档的文字颜色	3	1	2	D
lastModified	Returns the date and time the document was last modified 返回文挡最后修改的日期	3	1	2	No
linkColor	Sets or returns the color of the links in the document 设置或返回文档中连接的颜色	3	1	2	D
referrer	Returns the URL of the document that loaded the current document 返回被直接加载的文档URL	3	1	2	Yes
title	Returns the title of the document 返回文档的标题	3	1	2	Yes
URL	Returns the URL of the current document 返回当前文档的URL	4	1	3	Yes
vlinkColor	Sets or returns the color of the visited links in the document 设置或返回文档中访问过连接的颜色	3	1	2	D

Document Object Methods对象方法

Method 方法	Description 描述	IE	F	N	W3C
clear()	Clears all elements in the document 清空所有文档中的元素	-	1	2	No
close()	Closes the output stream and displays the sent data 关闭输出流以及发送数据的显示	3	1	2	Yes
createAttribute("name")	Creates an attribute with a specified name 建立指定name的属性	6	1	6	No
createElement("tag")	Creates an element 建立元素	5	1	6	Yes
createTextNode("txt")	Creates a text string 建立文字串	5	1	6	Yes
focus()	Gives the document focus 文档聚焦	5	1	6	No
getElementById()	Returns a reference to the first object with the specified ID 通过指定ID返回第一个符合对象的参考	5	1	6	Yes
getElementsByName()	Returns a collection of objects with the specified NAME 通过指定NAME返回符合的对象集合	5	1	6	Yes
getElementsByTagName("tag")	Returns a collection of objects with the specified TAGNAME 通过指定TAGNAME返回符合的对象	5	1	6	No
open()	Opens a document for writing 为写入打开一份文档	3	1	2	Yes
write()	Writes a text string to a document 在文档中写入文字串	3	1	2	Yes
writeln("str")	Writes a text string followed by a new line character to a document opened by open() 新行写入	3	1	2	Yes

Document Object Events对象事件

Syntax: document.event_name="someJavaScriptCode"

Event 事件	Description 描述	IE	F	N	W3C
onClick	Executes some code when a Click event occurs 当点击事件发生的时候执行一些代码	5	1	6
onDblClick	Executes some code when a Doubleclick event occurs 当双击事件发生的时候执行一些代码	5	1	6
onFocus	Executes some code when a Focus event occurs 当聚焦事件发生的时候执行一些代码	5	1	6
onKeyDown	Executes some code when a Keydown event occurs 当键按住事件发生时执行一些代码	5	1	6
onKeyPress	Executes some code when a Keypress event occurs 当键按下事件发生就执行一些代码	5	1	6
onKeyUp	Executes some code when a Keyup event occurs 当提键事件发生就执行代码	5	1	6
onMouseDown	Executes some code when a Mousedown event occurs 当鼠标按住事件发生就执行代码	5	1	6
onMouseMove	Executes some code when a Mousemove event occurs 当鼠标移动事件发生就执行代码	5	1	6
onMouseOut	Executes some code when a Mouseout event occurs 当鼠标离开事件发生就执行一些代码	5	1	6
onMouseOver	Executes some code when a Mouseover event occurs 当鼠标移到上方事件发生就执行代码	5	1	6
onMouseUp	Executes some code when a Mouseup event occurs 到鼠标释放就执行代码	5	1	6
onResize	Executes some code when a Resize event occurs 当改变大小事件发生就执行代码	5	1	6

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