Wizard With Form Validation

HTML

JS

$(document).ready(function() {
    $('#rootwizard').bootstrapWizard({
        onNext: function(tab, navigation, index) {
            if(index==2) {
                // Make sure we entered the name
                if(!$('#name').val()) {
                    alert('You must enter your name');
                    $('#name').focus();
                    return false;
                }
            }

            // Set the name for the next tab
            $('#tab3').html('Hello, ' + $('#name').val());

        },
        onTabShow: function(tab, navigation, index) {
            var $total = navigation.find('li').length;
            var $current = index+1;
            var $percent = ($current/$total) * 100;
            $('#rootwizard .progress-bar').css({width:$percent+'%'});
        }
    });
});