I used jquery validation plugin to validate my form but in one text box I want to validate the NIC(National Identity Card) number

of our country .I got the reular expression for NIC number can anyone tell me how to add aditional method to validate this .

reqular expression for NIC number : /^[0-9]{9}[vVxX]$/

textbox id :showNic

............

here is my jQuery code...

$(document).ready(function () {

jQuery.validator.setDefaults({

  // where to display the error relative to the element

  errorPlacement: function(error, element) {

      error.appendTo(element.parent().find('div.myErrors'));

     }

 });

 

    $('#basicDetails').validate({ // initialize the Plugin

        rules: {

fname: {

required: true,

lettersonly: true,

},

lname: {

required: true,

lettersonly: true,

},

},

messages: {

           

           fname: {

                required:"Please enter your first name",

lettersonly: "Login format not valid",

            },

lname: {

                required:"Please enter your last name",

lettersonly: "Login format not valid",

            },

        },

        submitHandler: function (form) { // for demo

            alert('valid form submitted'); // for demo

            return false; // for demo

        }

    });

});