How to validate SELECT?

How to validate SELECT?

Hi,

I am using below code for a SELECT and for validating it but it's not working... I am mean it' considering it valid even if no value! How can I fix this please?

  2. <span><label>Birthday</label></span>
  3. <span>
  4.     <select id="cboDay">
  5.         <option value="">[Day..]</option>
  6.         <option value="01">1</option>
  7.         <option value="02">2</option>
  8.         <option value="03">3</option>
  9.         <option value="04">4</option>
  10.         <option value="05">5</option>
  11.         <option value="06">6</option>
  12.         <option value="07">7</option>
  13.         <option value="08">8</option>
  14.         <option value="09">9</option>
  15.         <option value="10">10</option>
  16.         <option value="11">11</option>
  17.         <option value="12">12</option>
  18.         <option value="13">13</option>
  19.         <option value="14">14</option>
  20.         <option value="15">15</option>
  21.         <option value="16">16</option>
  22.         <option value="17">17</option>
  23.         <option value="18">18</option>
  24.         <option value="19">19</option>
  25.         <option value="20">20</option>
  26.         <option value="21">21</option>
  27.         <option value="22">22</option>
  28.         <option value="23">23</option>
  29.         <option value="24">24</option>
  30.         <option value="25">25</option>
  31.         <option value="26">26</option>
  32.         <option value="27">27</option>
  33.         <option value="28">28</option>
  34.         <option value="29">29</option>
  35.         <option value="30">30</option>
  36.         <option value="31">31</option>
  37.     </select>
  38.     <select id="cboMonth">
  39.         <option value="">[Month..]</option>
  40.         <option value="01">January</option>
  41.         <option value="02">Febuary</option>
  42.         <option value="03">March</option>
  43.         <option value="04">April</option>
  44.         <option value="05">May</option>
  45.         <option value="06">June</option>
  46.         <option value="07">July</option>
  47.         <option value="08">August</option>
  48.         <option value="09">Septmebr</option>
  49.         <option value="10">October</option>
  50.         <option value="11">November</option>
  51.         <option value="12">December</option>
  52.     </select>
  53. </span>

  2. $("#frmSubscribe").validate({
  3. rules:
  4. {
  5. txtName:
  6. {
  7. minlength: 3,
  8. required: true
  9. },
  10. txtEmail:
  11. {
  12. email: true,
  13. required: true
  14. },
  15. txtMobile:
  16. {
  17. minlength: 8,
  18. required: true
  19. },
  20. cboDay:
  21. {
  22. valueNotEquals: "null"
  23. },
  24. cboMonth:
  25. {
  26. valueNotEquals: "null"
  27. }
  28. },
  29. messages: {
  30. txtName: "Please enter your name",
  31. txtEmail: "Please enter your email address",
  32. txtMobile:
  33. {
  34. required: "Please enter your mobile number",
  35. minlength: "Invalid mobile number"
  36. },
  37. cboDay: "Please enter your birthday",
  38. cboMonth: "Please enter your birthday"
  39. },
  40. submitHandler: function (form)
  41. {
  42. $("#btnSubmit").hide();

  44. $.blockUI({ css: { 
  45. border: 'none', 
  46. padding: '15px', 
  47. backgroundColor: '#000', 
  48. '-webkit-border-radius': '10px', 
  49. '-moz-border-radius': '10px', 
  50. opacity: .5, 
  51. color: '#fff' 
  52. } });

  54. $.ajax({
  55. type: 'POST',
  56. url: "send_subscription.php",
  57. // dataType: "json",
  58. data: $('#frmSubscribe').serialize(),
  59. success: function()
  60. {
  61. window.location.href = 'http://www.aromaexpressbh.com';
  62. },
  63. error: function(jq,status,message)
  64. {
  65. alert('A jQuery error has occurred. Status: ' + status + ' - Message: ' + message);
  66. }
  67. });
  68. }
  69. });

Thanks