HTML DOM open() Method

Complete Window Object Reference

Definition and Usage

The open() method is used to open a new browser window.

Syntax

window.open(URL,name,specs,replace)

Parameter

Description

URL

Optional. Specifies the URL of the page to open. If no URL is specified, a new window with about:blank is opened

name

Optional. Specifies the target attribute or the name of the window. The following values are supported:

_blank - URL is loaded into a new window. This is default
_parent - URL is loaded into the parent frame
_self - URL replaces the current page
_top - URL replaces any framesets that may be loaded
name - The name of the window

specs

Optional. A comma-separated list of items. The following values are supported:

channelmode=yes\|no\|1\|0	Whether or not to display the window in theater mode. Default is no
directories=yes\|no\|1\|0	Whether or not to add directory buttons. Default is yes
fullscreen=yes\|no\|1\|0	Whether or not to display the browser in full-screen mode. Default is no. A window in full-screen mode must also be in theater mode
height=pixels	The height of the window. Min. value is 100
left=pixels	The left position of the window
location=yes\|no\|1\|0	Whether or not to display the address field. Default is yes
menubar=yes\|no\|1\|0	Whether or not to display the menu bar. Default is yes
resizable=yes\|no\|1\|0	Whether or not the window is resizable. Default is yes
scrollbars=yes\|no\|1\|0	Whether or not to display scroll bars. Default is yes
status=yes\|no\|1\|0	Whether or not to add a status bar. Default is yes
titlebar=yes\|no\|1\|0	Whether or not to display the title bar. Ignored unless the calling application is an HTML Application or a trusted dialog box. Default is yes
toolbar=yes\|no\|1\|0	Whether or not to display the browser toolbar. Default is yes
top=pixels	The top position of the window
width=pixels	The width of the window. Min. value is 100

replace

Optional.Specifies whether the URL creates a new entry or replaces the current entry in the history list. The following values are supported:

true - URL replaces the current document in the history list
false - URL creates a new entry in the history list

Example

The following example opens www.w3schools.com in a new browser window:

<html>
<head>
<script type="text/javascript">
function open_win() 
{
window.open("http://www.w3schools.com")
}
</script>
</head>
<body>

<input type=button value="Open Window" onclick="open_win()" />

</body>
</html>

Example

The following example opens an about:blank page in a new browser window:

<html>
<body>

<script type="text/javascript">
myWindow=window.open('','','width=200,height=100')
myWindow.document.write("This is 'myWindow'")
myWindow.focus()
</script>

</body>
</html>

Try-It-Yourself Demos

Open a new window when clicking on a button

Open a new window and control its appearance

Open multiple windows with one click

Open a new window

Complete Window Object Reference

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