A simple onscreen calculator widget using MooTools
Basic usage:
<!-- in head -->
<link href="moo-calc.css" rel="stylesheet" />
<script src="moo-calc.js"></script>
<!-- domready -->
<script>
window.addEvent('domready',function () {
new MooCalc('calc',{
showConversions: true,
showFuncs: true,
hideOnResult: false,
});
});
</script>
<input type="text" id="calc" name="calc" />