function ChangeContentPane(ContentIndex)
{
    if(ContentIndex == 1)
    {
        document.getElementById('side-content-pane').src = "_whats_new.php";
        document.getElementById('whats_new_button').style.backgroundColor = "#780803";
        document.getElementById('media_button').style.backgroundColor = "#303030";
        document.getElementById('events_button').style.backgroundColor = "#303030";
    }
    else if(ContentIndex == 2)
    {
        document.getElementById('side-content-pane').src = "_media.php";
        document.getElementById('whats_new_button').style.backgroundColor = "#303030";
        document.getElementById('media_button').style.backgroundColor = "#780803";
        document.getElementById('events_button').style.backgroundColor = "#303030";
    }
    else if(ContentIndex == 3)
    {
        document.getElementById('side-content-pane').src = "_events.php";
        document.getElementById('whats_new_button').style.backgroundColor = "#303030";
        document.getElementById('media_button').style.backgroundColor = "#303030";
        document.getElementById('events_button').style.backgroundColor = "#780803";
    }
}