<!--
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//-->
<!--

var head="display:''"
img1=new Image()
img1.src="fold.gif"
img2=new Image()
img2.src="open.gif"

var ns6=document.getElementById&&!document.all
var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1

function checkcontained(e){
var iscontained=0
cur=ns6? e.target : event.srcElement
i=0
if (cur.id=="foldheader")
iscontained=1
else
while (ns6&&cur.parentNode||(ie4&&cur.parentElement)){
if (cur.id=="foldheader"||cur.id=="foldinglist"){
iscontained=(cur.id=="foldheader")? 1 : 0
break
}
cur=ns6? cur.parentNode : cur.parentElement
}

if (iscontained){
var foldercontent=ns6? cur.nextSibling.nextSibling : cur.all.tags("UL")[0]
if (foldercontent.style.display=="none"){
foldercontent.style.display=""
cur.style.listStyleImage="url(open.gif)"
}
else{
foldercontent.style.display="none"
cur.style.listStyleImage="url(fold.gif)"
}
}
}

if (ie4||ns6)
document.onclick=checkcontained

//--> 
 <!-- Begin
             var osd = " "
             osd +=" *** Professur Aufbereitung von Baustoffen und Wiederverwertung ***";
             osd +=" ";
             var timer;
             var msg = "";
             function scrollMaster () {
             msg = customDateSpring(new Date())
             clearTimeout(timer)
             msg += " " + showtime() + " " + osd
             for (var i= 0; i < 100; i++){
             msg = " " + msg;
             }
             scrollMe()
             }
             function scrollMe(){
             window.status = msg;
             msg = msg.substring(1, msg.length) + msg.substring(0,1);
             timer = setTimeout("scrollMe()", 200);
             }
             function showtime (){
             var now = new Date();
             var hours= now.getHours();
             var minutes= now.getMinutes();
             var seconds= now.getSeconds();
             var months= now.getMonth();
             var dates= now.getDate();
             var years= now.getYear();
             var timeValue = ""
             timeValue += ((months >9) ? "" : " ")
             timeValue += ((dates >9) ? "" : " ")
             timeValue = ( months +1)
             timeValue +="/"+ dates
             timeValue +="/"+ years
             var timeValue2 = " " + hours
             timeValue2 += ((minutes < 10) ? ":0":":") + minutes + " Uhr "
             return timeValue2;
             }
             function MakeArray(n) {
             this.length = n
             return this
             }
             monthNames = new MakeArray(12)
             monthNames[1] = "Januar"
             monthNames[2] = "Februar"
             monthNames[3] = "März"
             monthNames[4] = "April"
             monthNames[5] = "Mai"
             monthNames[6] = "Juni"
             monthNames[7] = "Juli"
             monthNames[8] = "August"
             monthNames[9] = "September"
             monthNames[10] = "Oktober"
             monthNames[11] = "November"
             monthNames[12] = "Dezember"
             daysNames = new MakeArray(7)
             daysNames[1] = "Sonntag"
             daysNames[2] = "Montag"
             daysNames[3] = "Dienstag"
             daysNames[4] = "Mittwoch"
             daysNames[5] = "Donnerstag"
             daysNames[6] = "Freitag"
             daysNames[7] = "Samstag"
             function customDateSpring(oneDate) {
             var theDay = daysNames[oneDate.getDay() +1]
             var theDate =oneDate.getDate()
             var theMonth = monthNames[oneDate.getMonth() +1]
             return theDay + ", " + theDate + "." + theMonth + ","
             }
             scrollMaster();
             // End -->