function ChangeNorm()
{
    var head2 = document.getElementById("head2");
    head2.firstChild.nodeValue="Welcome to Our Website";
    var head3 = document.getElementById("head3");
    head3.firstChild.nodeValue="Our website is devoted to informing readers of the environmental issues facing all of us.";
}
function ChangeWiki()
{
    var head2 = document.getElementById("head2");
    head2.firstChild.nodeValue="Check out our own wiki!";
    var head3 = document.getElementById("head3");
    head3.firstChild.nodeValue="Our Wiki is a tool that allows users to edit and create their own articles on environmental topics.";
}
function ChangeFourms()
{
    var head2 = document.getElementById("head2");
    head2.firstChild.nodeValue="Check out our forums!";
    var head3 = document.getElementById("head3");
    head3.firstChild.nodeValue="Our forums are a tool that allows users to post their thoughts and ask questions on the environment.";
}
function ChangeChat()
{
    var head2 = document.getElementById("head2");
    head2.firstChild.nodeValue="Check out our chat room!";
    var head3 = document.getElementById("head3");
    head3.firstChild.nodeValue="Our chat room is a tool that allows users to talk to each other about the environment.";
}
function ChangeAbout()
{
    var head2 = document.getElementById("head2");
    head2.firstChild.nodeValue="Check out who made this site!";
    var head3 = document.getElementById("head3");
    head3.firstChild.nodeValue="Find out about the hobbies and qualifications of the designers of this site.";
}
function ChangeSources()
{
    var head2 = document.getElementById("head2");
    head2.firstChild.nodeValue="Check out the sources!";
    var head3 = document.getElementById("head3");
    head3.firstChild.nodeValue="View the sources for the information that can be found on this site.";
}