function ShowSubMenus(MenuItem) {
    HideAllSubMenusOnLoad();
    document.getElementById(MenuItem).style.display = "block";
    document.getElementById("AboutUsTransBack").style.display = "block";
}

function HideSubMenus(MenuItem) {
    document.getElementById(MenuItem).style.display = "none";
}

function HideAllSubMenusOnLoad() {
    //Add all subMenu Items here
    document.getElementById("SubMenuAboutUs").style.display = "none";
    document.getElementById("FocusAreas").style.display = "none";
    document.getElementById("News").style.display = "none";
    document.getElementById("Proposal").style.display = "none";
    document.getElementById("AboutUsTransBack").style.display = "none";
}

function ChangeIPanelImages() {
    //Set the default Science and Technology Image
    var imgScience = document.createElement("img");
    imgScience.src = "Images/ScienceAndTech.png";
    document.getElementById("imgScience").appendChild(imgScience);
    var Image = new Array(22);
    for (var i = 1; i < 23; i++) {
        Image[i] = "Images/RandomImages/" + i + ".jpg";
    }
    //Generate random image
    var RandomNo = Math.floor(Math.random() * 23 + 1);
    if (RandomNo > 0 & RandomNo < Image.length) {
        var Img = document.createElement("img");
        Img.src = Image[RandomNo];
        document.getElementById("ImgHolder").appendChild(Img);
    } else {
        var Img = document.createElement("img");
        Img.src = "Images/RandomImages/1.jpg";
        document.getElementById("ImgHolder").appendChild(Img);
    }
}