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<!DOCTYPE html> <html> <body> <img onmouseenter="bigImg(this)" onmouseleave="normalImg(this)" border="0" src="smiley.gif" alt="Smiley" width="32" height="32"> <p>The function bigImg() is triggered when the user moves the mouse pointer onto the image.</p> <p>The function normalImg() is triggered when the mouse pointer is moved out of the image.</p> <script> function bigImg(x) { x.style.height = "64px"; x.style.width = "64px"; } function normalImg(x) { x.style.height = "32px"; x.style.width = "32px"; } </script> </body> </html>