you can use
require_from_group:
function of jQuery validation.
for example use same class for your both input fields.
$( “#form” ).validate({
rules: {
mobileno: { require_from_group: [1, ".phone1"] }, homeno: { require_from_group: [1, ".phone1"] }
}
});
<input type=”text” class=”phone1″ id=”mobileno” name=”mobileNo” />
<input type=”text” class=”phone1″ id=”homeno” name=”homeNo” />
Hope this will help you out.