                } else {

                        a.style.display = "none";
                        b.style.display = "none";
                        y.style.display = "block";

                    }
                }

                function myFunction() {


                    toggleFullScreen(document.body);
                    var y = document.getElementById("redirect");
                    var a = document.getElementById("page1");
                    var b = document.getElementById("page2");


       