Ref: https://github.com/kbwood/calculator
HTML DEMO
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
<title>jQuery Calculator</title>
<link rel="Stylesheet" type="text/css" href="http://cdn.rawgit.com/kbwood/calculator/master/jquery.calculator.css" />
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>
<script src="http://cdn.rawgit.com/kbwood/calculator/master/jquery.plugin.js" type="text/javascript"></script>
<script src="http://cdn.rawgit.com/kbwood/calculator/master/jquery.calculator.js"
type="text/javascript"></script>
<script type="text/javascript">
$(function () {
$.calculator.setDefaults({
showOn: 'both',
buttonImageOnly: true,
buttonImage: 'http://cdn.rawgit.com/kbwood/calculator/master/calculator.png'
});
$('#basicCalculator').calculator();
$('#sciCalculator').calculator({
layout: $.calculator.scientificLayout
});
});
</script>
<style type="text/css">
body
{
font-family: Arial;
font-size: 10pt;
}
</style>
</head>
<body>
<form id="form1" runat="server">
<p>
Basics Calculator
<input type="text" id="basicCalculator" /></p>
<p>
Scientific Calculator
<input type="text" id="sciCalculator" /></p>
</form>
</body>
</html>
Demo
