How To validate numeric Textbox using Javascript in ASp.net

How To validate numeric Textbox using Javascript in ASp.net

<script src="jquery-1.6.4.js" type="text/javascript"></script> <script type="text/javascript"> function maskInput() { var key_code = window.event.keyCode; var oElement = window.event.srcElement; if (!window.event.shiftKey && !window.event.ctrlKey && !window.event.altKey) { if ((key_code > 47 && key_code < 58) || (key_code > 95 && key_code < 106)) { if (key_code > 95) key_code -= (95-47); oElement.value = oElement.value; } else if(key_code == 8) { oElement.value = oElement.value; } else if(key_code != 9) { event.returnValue = false; } } } (document).ready(function() { $('#myTextbox').keydown(maskInput); }); </script>

Design page for Textbox numeric validation using Javascript and Jquery.

<div> <input type="text" name="aNumberField" onkeydown="javascript:maskInput()" /> <asp:TextBox ID="Txtotherskillrating" CssClass="labelblack12text" runat="server" MaxLength="2" onkeydown="javascript:maskInput()"></asp:TextBox> </div>