Mask for textbox

 <script type="text/javascript" src="http://code.jquery.com/jquery-1.7.1.min.js"></script>
<script type="text/javascript" src="https://raw.github.com/digitalBush/jquery.maskedinput/1.3.1/dist/jquery.maskedinput.min.js"></script>
        <input id="maskId" />
        <script>$("#maskId").mask("999,999.99", { placeholder: "" });</script>
        <input id="maskdate" />
        <script>$("#maskdate").mask("99/99/9999", { placeholder: "01/01/2011" });</script>  

OUTPUT :