<body>
Male<input type="radio" name="Gender" id="male">
Female<input type="radio" name="Gender" id="female"><br /><br />
<button id="myButton">Click Me</button>
<button onclick="location.reload()">Reset</button>
</body>
$(document).ready(function()
{
$("#myButton").click(function()
{
$(":radio[name=Gender]:nth(0)").attr("checked","checked");
});
});