JS

            function getData() {
                var username = $('#username').val();
                var password = $('#password').val();
                if(username == "root"){
                    if(password == "toor"){
                        window.location.replace('HackOS.html');
                    }else{
                        $('.errortext').css('display', 'block');
                    }
                }else{
                    $('.errortext').css('display', 'block');
                }
            }