JS & DOM Reference
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Window screenLeft and screenTop Properties
Window Object
Definition and Usage
The screenLeft and screenTop properties returns the x and y coordinates of the window relative to the screen.
Syntax
window.screenLeft
window.screenTop
window.screenTop
Browser Support
The screenLeft and screenTop properties are supported in all major browsers, except Firefox.
Note: For Firefox, use "window.screenX" and "window.screenY".
Example
Example
Return the x and y coordinates of the new window relative to the screen:
<html>
<head>
<script type="text/javascript">
function openWin()
{
myWindow=window.open('','');
myWindow.document.write("<p>This is 'myWindow'");
myWindow.document.write("<br />ScreenLeft: " + myWindow.screenLeft);
myWindow.document.write("<br />ScreenTop: " + myWindow.screenTop + "</p>");
}
</script>
</head>
<body>
<input type="button" value="Open 'myWindow'" onclick="openWin()" />
</body>
</html>
<head>
<script type="text/javascript">
function openWin()
{
myWindow=window.open('','');
myWindow.document.write("<p>This is 'myWindow'");
myWindow.document.write("<br />ScreenLeft: " + myWindow.screenLeft);
myWindow.document.write("<br />ScreenTop: " + myWindow.screenTop + "</p>");
}
</script>
</head>
<body>
<input type="button" value="Open 'myWindow'" onclick="openWin()" />
</body>
</html>
Try it yourself »
Window Object
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Copyright 1999-2012 by Refsnes Data. All Rights Reserved.
Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.