index.js

function myfun(s) {

    if (s == 'home') {
        // console.log("home");
        // i=0;
        document.getElementsByClassName("right_window")[0].innerHTML = document.getElementsByClassName("home_content")[0].innerHTML;
        // typeWriter();
        document.getElementsByClassName("left_window")[0].innerHTML = document.getElementsByClassName("home_content_lw")[0].innerHTML;



    }
    else if (s == 'Education') {
        // console.log("Education");
        document.getElementsByClassName("right_window")[0].innerHTML = document.getElementsByClassName("Education_content")[0].innerHTML;
        document.getElementsByClassName("left_window")[0].innerHTML = document.getElementsByClassName("home_content_lw")[0].innerHTML;

    }
    else if (s == "Project") {
        document.getElementsByClassName("right_window")[0].innerHTML = document.getElementsByClassName("Project_content")[0].innerHTML;
        document.getElementsByClassName("left_window")[0].innerHTML = document.getElementsByClassName("home_content_lw")[0].innerHTML;

    }
    else if (s == "Contact") {
        document.getElementsByClassName("right_window")[0].innerHTML = document.getElementsByClassName("Contact_content")[0].innerHTML;

        // trying new things:
        document.getElementsByClassName("left_window")[0].innerHTML = document.getElementsByClassName("Contact_content_lw")[0].innerHTML;

        // document.getElementsByClassName("left_window")[0].innerHTML="Contact Me";
        // document.getElementById("rw").style.marginLeft="0px";
        // document.getElementById("rw").style.marginRight="600px";



    }
}
function start() {
    startdt();
    startclk();

}

function startclk() {
    let date = new Date();
    let h = date.getHours();
    let m = date.getMinutes();
    let s = date.getSeconds();
    h = refine(h);
    m = refine(m);
    s = refine(s);
    document.getElementById("clk").innerHTML = h + ":" + m + ":" + s;
    setInterval(startclk, 1000);

}

function startdt() {
    let date = new Date();
    let d = refine(date.getDate());
    let mo = refine(date.getMonth()+1);
    let y = date.getFullYear();
    document.getElementById("dt").innerHTML = d + "/" + mo + "/" + y;
    // setInterval(startdt,1000);

}

function refine(s) {
    if (s < 10) {
        s = "0" + s;
    }
    return s;
}
// var i=0;
// var txt = 'Hi There, My Name is Aman Izardar.';
// var speed = 50;
// function typeWriter() {

//   if (i < txt.length) {
//     document.getElementById("typewrite").innerHTML += txt.charAt(i);
//     i++;
//     setTimeout(typeWriter, speed);
//   }
// }


// tring 

// End of Trying