<html><head><script>function setAlign(){alert("Some javaScript....");}</script></head><body><menu><command type="radio" label="Left" onclick="setAlign('left')">Left</command><command type="radio" label="Center" disabled onclick="setAlign('center')">Center</command><command type="radio" label="Right" onclick="setAlign('right')">Right</command></menu><p><b>Note:</b> The disabled attribute is currently only supported in IE9.</p></body></html>