HTML/CSS/CSS Attributes and Javascript Style Properties/zoom
"zoom" Example
<source lang="html4strict">
<html> <body>
This is some sample text.
www.wbex.ru
<button onclick="myDiv.style.zoom="200%"">Zoom 200%</button> <button onclick="myDiv.style.zoom="100%"">Zoom 100%</button> </body> </html>
</source>