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HTML onmouseover Event Attribute

❮ HTML Event Attributes


Execute a JavaScript when moving the mouse pointer over an image:

<img onmouseover="bigImg(this)" src="smiley.gif" alt="Smiley">
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Definition and Usage

The onmouseover attribute fires when the mouse pointer moves over an element.

Tip: The onmouseover attribute is often used together with the onmouseout attribute.

Browser Support

Event Attribute
onmouseover Yes Yes Yes Yes Yes


<element onmouseover="script">

Attribute Values

Value Description
script The script to be run on onmouseover

Technical Details

Supported HTML tags: All HTML elements, EXCEPT: <base>, <bdo>, <br>, <head>, <html>, <iframe>, <meta>, <param>, <script>, <style>, and <title>

Related Pages

HTML DOM reference: onmouseover event

❮ HTML Event Attributes