function chkFormular()
{

 if(document.Formular.fuer.value == "")
{
alert("Bitte Ihren Verein oder Ihre Firma eingeben!");
document.Formular.fuer.focus();
return false;
}
}

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 tmt_findObj(n){
	var x,t; if((n.indexOf("?"))>0&&parent.frames.length){t=n.split("?");
	x=eval("parent.frames['"+t[1]+"'].document.getElementById('"+t[0]+"')");
	}else{x=document.getElementById(n)}return x;
}
 
function MM_showHideLayers() { //v3.0A Modified by Al Sparber and Massimo Foti for NN6 Compatibility
  var i,p,v,obj,args=MM_showHideLayers.arguments;if(document.getElementById){
   for (i=0; i<(args.length-2); i+=3){ obj=tmt_findObj(args[i]);v=args[i+2];
   v=(v=='show')?'visible':(v='hide')?'hidden':v;
   if(obj)obj.style.visibility=v;}} else{
  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; }}
}

function reset_Tabellen() {
	for(var i=0; i< document.ChooseLayer.aufstellungsorte.length; i++) {
		MM_showHideLayers(document.ChooseLayer.aufstellungsorte.options[i].value,'','hide');
	}
}

function show_Tabellen(welche) {
	document.ChooseLayer.aufstellungsorte.value = welche;
	MM_showHideLayers(welche,'','show');
} 

function setLayer() {

 document.ChooseLayer.aufstellungsorte.selectedIndex = '<%=request.getParameter("ort")%>';
	ChangeLayer();
}

function ChangeLayer() {
	var whichLayer = document.ChooseLayer.aufstellungsorte.selectedIndex;
	reset_Tabellen();
	show_Tabellen(document.ChooseLayer.aufstellungsorte.options[whichLayer].value);
	return; 
}