// Controls the sub menus

function OpenMenu(id)
{   
    if(document.getElementById(id).style.display == 'none')
        document.getElementById(id).style.display = '';
    else
        document.getElementById(id).style.display = 'none';
}

function HomePageContentManagerHP1()
{
    var hp1 = document.getElementById('hp1');
    var hp2 = document.getElementById('hp2');
    
    hp1.style.display = '';
    hp2.style.display = 'none';
    
    document.getElementById('btn1').setAttribute("src","images/btnWelcome.gif");
    document.getElementById('btn2').setAttribute("src","images/btnHowto.gif");
    
}

function HomePageContentManagerHP2()
{
    var hp1 = document.getElementById('hp1');
    var hp2 = document.getElementById('hp2');
    
    hp1.style.display = 'none';
    hp2.style.display = '';
    
    document.getElementById('btn1').setAttribute("src","images/btnWelcome2.gif");
    document.getElementById('btn2').setAttribute("src","images/btnHowto2.gif");
}