function swapBassi(targetID) {
  	obj = document.getElementById(targetID);
  	  	if(obj.style.display ==  'block'){
	obj.style.display =  'none';
	}
	else {
	obj.style.display =  'block';
	
	}
  }
  
function swap(targetID) {
  	obj = document.getElementById('lay'+targetID);
  	if(obj.style.display ==  'block'){
	obj.style.display =  'none';
	document.getElementById('link'+targetID).className='preiseOff'
	}
	else {
	obj.style.display =  'block';
	document.getElementById('link'+targetID).className='preiseOn'
	}
  }
function swapON(targetID) {
  	obj = document.getElementById(targetID);
  	obj.style.display =  'block';
  }
function swapOFF(targetID) {
  	obj = document.getElementById(targetID);
  	obj.style.display =  'none';
  }
function swapON(targetID) {
  	obj = document.getElementById(targetID);
  	obj.style.display =  'block';
  }
function swapOFF(targetID) {
  	obj = document.getElementById(targetID);
  	obj.style.display =  'none';
  }
  function changeInnerHTML(inhalt,element)
{
var myElement=0;

/* wenn noch nicht getan Element-Objekt ermitteln */
  if (!myElement)
    myElement=document.getElementById(element);

/* inneren HTML-Text setzen */
  myElement.innerHTML=inhalt;
}
 function dropverstecken(){
    var i;
    if(!this.sel){
      this.sel=document.getElementsByTagName("SELECT")
		  this.sel.level=0
    }
    var sel=this.sel
    for(i=0;i<sel.length;i++){
	if(sel[i].style.visibility!="hidden"){
sel[i].style.visibility="hidden"; 
}
   }   
  }
   function dropzeigen(){
    var i;
    if(!this.sel){
      this.sel=document.getElementsByTagName("SELECT")
		  this.sel.level=0
    }
    var sel=this.sel
    for(i=0;i<sel.length;i++){
	
sel[i].style.visibility="visible";

   }   
  }