How to set TextBox value on button click using jQuery..

HTML / XML
 
<head runat="server"><title></title>
<script src="scripts/jquery.js" type="text/javascript"></script>
<script language="javascript" type="text/javascript">
$(document).ready(function() {
$('#btn1').click(function() {
$('#Abc').val('Clicked')
return false;
});
$('#btn2').click(function() {
$('#Abc').val('Hit')
return false;
});
});
</script>
</head>
<body>

<form id="form1" runat="server">
<div>
<input name="Abc" id="Abc" runat="server" />
<input type="button" runat="server" value="click" id="btn1" />
<asp:Button ID="btn2" runat="server" Text="Hit" />
</div>
</form>
</body>