function sh(id)
{
if(document.getElementById(id).style.display == ''){
document.getElementById(id).style.display = 'none';
}
else{
document.getElementById(id).style.display = '';
}
}

 
function turnOff(dname) { 
document.getElementById(dname).style.display = 'none'; 
} 
function turnOn(dname) { 
document.getElementById(dname).style.display = 'block'; 
} 

function goToURL() { //v3.0
var i, args=goToURL.arguments; document.returnValue = false;
for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}
/*und im aufruf dann halt 
<a href="javascript:turnOn('layer1'); turnOff('layer2'); turnOff('layer3'); turnOff('layer4'); turnOff('layer5');">1</a> 
*/
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; }
}