jquery validation customization

$.validator.setDefaults({
   ignore: ":hidden:not(select,textarea,#hdn_UM,#hdn_ML)",   //validation will not perform
   errorElement: 'span',   //validation will be shown in span not in label(default)
   errorPlacement: function (error, element) {
       if (element.hasClass("ddlChosen")) {   //validation will show after dropdown
           error.insertAfter(element.parent().find(".chosen-container"));
       }
       else {
           error.insertAfter(element);
       }
   }