JQuery Validation

TextBox Takes only Integers:

<script type="text/javascript">

function isNumberKey(evt) {

var charCode = (evt.which) ? evt.which : event.keyCode

if (charCode != 46 && charCode > 31 && (charCode < 48 || charCode > 57)) {

return false;

}

else {

return true;

}

}

</script>

call the Function in 

<asp:TextBox runat="server" ID="txtTenantID" onKeyPress="return isNumberKey(event)"></asp:TextBox></span>




Page Load Event IN Javascript:

<script type="text/javascript">
window.onload = function(){
    //do something here
}
</script>