subs = 2;

function display(id)
{
   
        if (subs == id) document.getElementById('sub' + subs).style.visibility = "visible";
        else               document.getElementById('sub' + subs).style.visibility = "hidden";
    
    isopen = id;
    timeout(id);
}

function hide(id)
{
    if(isopen != id)
    {
        document.getElementById('sub' + id).style.visibility = "hidden";
    }
}
function timeout(id)
{
    setTimeout("hide(" + id + ");", 300); 
}

function off()
{
    timeout(isopen)
    isopen = 0;
}

function nextpic(num)
{
    current = document.getElementById("pic").src;
    ausdruck = /images\/makingof\/(.*)\.jpg/;
    ausdruck.exec(current);
    id = parseInt(RegExp.$1);

    if (id < num) newid = id + 1;
    else          newid = 1;

    document.getElementById("pic").src = "images/makingof/" + newid + ".jpg"
}

function prevpic(num)
{
    current = document.getElementById("pic").src;
    ausdruck = /images\/makingof\/(.*)\.jpg/;
    ausdruck.exec(current);
    id = parseInt(RegExp.$1);

    if (id > 1) newid = id - 1;
    else        newid = num;

    document.getElementById("pic").src = "images/makingof/" + newid + ".jpg"
}


function sendform()
{
    if ((document.getElementById("name").value == "") ||
       (document.getElementById("email").value == "") ||
       (document.getElementById("text").value == ""))
    {
        alert("Alle Felder müssen ausgefüllt werden");
        return false;
    }
    else
    {
        return true;
    }
}

function sendform2()
{
    if ((document.getElementById("name").value == "") ||
       (document.getElementById("vorname").value == "") ||
       (document.getElementById("strasse").value == "") ||
       (document.getElementById("plz").value == "") ||
       (document.getElementById("stadt").value == "") ||
       (document.getElementById("alter").value == "") ||
       (document.getElementById("tb").checked == false))
    {
        alert("Alle mit * markierten Felder müssen ausgefüllt werden");
        return false; 
    }
    else
    {
        return true;
    }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}