function visDropDown()
{
    document.getElementById('dropDown').style.display = "block";
}

function skjulDropDown()
{
   document.getElementById('dropDown').style.display = "none";
}

function VisPopUp1()
{
    document.getElementById('popUp1').style.display = "block";
    document.getElementById('main').style.opacity = "0.5";
}

function SkjulPopUp1()
{
    document.getElementById('popUp1').style.display = "none";
    document.getElementById('main').style.opacity = "1.0";
}

function VisPopUp2()
{
    document.getElementById('popUp2').style.display = "block";
    document.getElementById('main').style.opacity = "0.5";
}

function SkjulPopUp2()
{
    document.getElementById('popUp2').style.display = "none";
    document.getElementById('main').style.opacity = "1.0";
}

function OpenFace()
{
    window.open("http://www.facebook.com/group.php?gid=5334054543&v=wall");
}

function next(id)
{
    var amount = document.getElementById("amount").value;
    var nyid;
    if(id == amount)
        {
            nyid = 0;
        }
        else
    {
       nyid = id + 1; 
    }
    
    document.getElementById("autoslide").value = nyid;

    for(var i = 0; i < parseInt(amount); i++)
        {
            document.getElementById("kau"+i).style.display = 'none';
        }
        document.getElementById("kau"+amount).style.display = 'none';
    document.getElementById("kau"+nyid).style.display = 'block';

    clearTimeout(timer);
}

function nextauto(id)
{
    var amount = document.getElementById("amount").value;
    var nyid;
    if(id == amount)
        {
            nyid = 0;
        }
        else
    {
       nyid = id + 1;
    }

    document.getElementById("autoslide").value = nyid;

    for(var i = 0; i < parseInt(amount); i++)
        {
            document.getElementById("kau"+i).style.display = 'none';
        }
        document.getElementById("kau"+amount).style.display = 'none';
    document.getElementById("kau"+nyid).style.display = 'block';

    start();

}

function start( )
{
    var id = document.getElementById("autoslide").value;

timer = setTimeout("nextauto("+id+");",3000);

}

function stop()
{
    clearTimeout(timer);
}

function back(id)
{
    var amount = document.getElementById("amount").value;
    
    var nyid;
    
    if(id == 0)
        {
            nyid = amount;
        }
        else
            {
                nyid = id - 1;
            }
    
    for(var i = 0; i < parseInt(amount); i++)
        {
            document.getElementById("kau"+i).style.display = 'none';
        }
        document.getElementById("kau"+amount).style.display = 'none';
    document.getElementById("kau"+nyid).style.display = 'block';
    clearTimeout(timer);
}