var cv_shown=0;
var CDs_shown=0;
var proj_shown=0;
var pdgy_shown=0;
var news_shown=0;

function showCV() {
if(cv_shown==0) {
clear();
var paragraphs;
var CVparagraph;
paragraphs = document.getElementById("CVde");
CVparagraph = document.createElement("p");
CVparagraph.appendChild(paragraphs.cloneNode(true));
document.getElementById("varia").appendChild(CVparagraph);
cv_shown=1;
CDs_shown=0;
proj_shown=0;
pdgy_shown=0;
news_shown=0;

NachUnten();
}
}

function showCDs() {
if(CDs_shown==0) {
clear();
var cds = document.getElementById("CDs");
document.getElementById("varia").appendChild(cds.cloneNode(true));

var obj = document.createElement("object");
obj.type="application/x-shockwave-flash";
obj.data="emff_stuttgart.swf";
obj.width="140";
obj.height="30";
var p1 = document.createElement("param");
var p2 = document.createElement("param");
var p3 = document.createElement("param");
p1.name="movie";
p1.value="emff_stuttgart.swf";
p2.name="bgcolor";
p2.value="#000066";
p3.name="FlashVars";
p3.value="src=audio%2FToccata-and-Fugue-Dm.mp3";
obj.appendChild(p1);
obj.appendChild(p2);
obj.appendChild(p3);
document.getElementById("audio").appendChild(obj);
document.getElementById("aha").appendChild(obj.cloneNode(true));

CDs_shown=1;
cv_shown=0;
proj_shown=0;
pdgy_shown=0;
news_shown=0;

NachUnten();
}
}

function showProjects() {
if(proj_shown==0) {
clear();
var proj = document.getElementById("projects");
document.getElementById("varia").appendChild(proj.cloneNode(true));
proj_shown=1;
cv_shown=0;
CDs_shown=0;
pdgy_shown=0;
news_shown=0;

NachUnten();
}
}

function showPedagogy() {
if(pdgy_shown==0) {
clear();
var pdgy = document.getElementById("pdgy");
document.getElementById("varia").appendChild(pdgy.cloneNode(true));
pdgy_shown=1;
cv_shown=0;
CDs_shown=0;
proj_shown=0;
news_shown=0;

NachUnten();
}
}

function showNews() {
if(news_shown==0) {
clear();
var news = document.getElementById("news");
document.getElementById("varia").appendChild(news.cloneNode(true));
news_shown=1;
cv_shown=0;
CDs_shown=0;
proj_shown=0;
pdgy_shown=0;
}
}

function clear() {
var Knoten = document.getElementById("varia").firstChild;
document.getElementById("varia").removeChild(Knoten);
}


function NachUnten () {
  var y = 0;
  if (window.pageYOffset) {
    y = window.pageYOffset;
  } else if (document.body && document.body.scrollTop) {
    y = document.body.scrollTop;
  }
  if (y < 200) {
    window.scrollBy(0, +10);
    setTimeout("NachUnten()", 60);
  }
}


            var myWidth  =  0;
            var myHeight =  0;


            function getMySize() {
                if( typeof( window.innerWidth ) == 'number' ) {
                    //Non-IE
                    myWidth = window.innerWidth;
                    myHeight = window.innerHeight;
                } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
                    //IE 6+ in 'standards compliant mode'
                    myWidth = document.documentElement.clientWidth;
                    myHeight = document.documentElement.clientHeight;
                } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
                    //IE 4 compatible
                    myWidth = document.body.clientWidth;
                    myHeight = document.body.clientHeight;
                }
            }
            
            function prepare_load(image_width,image_height) {
                
                getMySize();
                
                var w, h;
                
                var loc = location.search.substring(1, location.search.length);
                var params = loc.split("&");
                
                if(image_height > myHeight) {
                    h = myHeight;
                    w = image_width * (myHeight/image_height);
                } else {
                    h = image_height;
                    w = image_width;
                }
                
                h=(h-10);
            
                document.getElementById("bild").width=w;
                document.getElementById("bild").height=h;
        
                document.getElementById("bild").style.display="inline";
                
                focus();
            }