function button1() {
    var btn = document.createElement("a");
    var btn2 = document.createElement("img");
    btn.setAttribute("href", "JavaScript:execFunction()");
    btn2.setAttribute("src", "http://www.thegaminghideout.com/VexIMG/triangleup", "style", "float: right;");
    document.btn.appendChild(btn2);
    document.body.appendChild(btn)
}

function button2() {
    var btn = document.createElement("a");
    var btn2 = document.createElement("img");
    btn.setAttribute("href", "JavaScript:execFunction2()");
    btn2.setAttribute("src", "http://www.thegaminghideout.com/VexIMG/triangledown", "style", "float: right;")
    document.btn.appendChild(btn2);
    document.body.appendChild(btn);
}

function execFunction() {
    removeLinks();
    linksAddSet1();
}

function execFunction2() {
    removeLinks();
    linksAddSet2();
}

function removeLinks() {
    var list = document.getElementById("output2");
    while (list.hasChildNodes()) {
        list.removeChild(list.lastChild);
    }
}

function linksAddSet1() {
    var out = document.getElementById("output2");
    var args = ["About", "Games", "The Hideout", "Staff", "Donate", "Contact Us", ];

    function displayMenu() {
        var ul = document.createElement('ul');
        ul.className = "mainMenu";
        args.forEach(function (name, index) {
            var li = document.createElement('li'),
                an = document.createElement('a');
            li.className = "mmenu-item-" + index;
            li.setAttribute = "link rel", "stylesheet", "type", "text/css", "href", "http://www.thegaminghideout.com/style.css";
            an.innerHTML = name;
            an.setAttribute('href', "http://www.thegaminghideout.com/" + name + ".html");
            li.appendChild(an);
            ul.appendChild(li);
        });
        out.appendChild(ul);
    }
    if (output2.childNodes.length > 0) {} else {
        displayMenu();
    }
}

function linksAddSet2() {
    var list = document.getElementById("output2");
    var out = document.getElementById("output2");
    var args = ["Tools", "Tutorials"];

    function displayMenu() {
        var ul = document.createElement('ul');
        ul.className = "mainMenu";
        args.forEach(function (name, index) {
            var li = document.createElement('li'),
                an = document.createElement('a');
            li.className = "mmenu-item-" + index;
            li.setAttribute = "link rel", "stylesheet", "type", "text/css", "href", "http://www.thegaminghideout.com/style.css";
            an.innerHTML = name;
            an.setAttribute('href', "http://www.thegaminghideout.com/" + name + ".html");
            li.appendChild(an);
            ul.appendChild(li);
        });
        out.appendChild(ul);
    }
    if (output2.childNodes.length > 0) {} else {
        displayMenu();
    }
}