function popup(name_input, Seite_input){
 var name  = name_input;
 var Seite = Seite_input;
 window.open(Seite, name, "left=20,top=20,dependent=no,location=yes,menubar=no,resizeable=no,scrollbars=yes,status=no,toolbar=no");
}

function bestaetigung(Seite, Frage){
 var Antwort = confirm(Frage);
 if(Antwort == true){
  location.href = Seite;
 }
}

function setSel(feldname, radname, radnr) {
 for (var i = 0; i < document.getElementsByTagName("div").length; i++) {
 //document.getElementsByTagName("div")[i].style.backgroundColor = "#FF9933";
 }
 document.getElementsByTagName("div")[feldname].style.backgroundColor = "#FF9933";
 document.speiseplan.getElementsByTagName(radname)[0].checked = true;
}

function check(Name, Zahl){
 var Zelle;
 if(document.getElementsByName(Name)[Zahl].checked == false){
  // Alle Zellen auschecken START
  var i = 0;
  while(document.getElementsByName(Name)[i]){
   Zelle = document.getElementsByName(Name)[i].parentNode;
   Zelle.className = str_replace(' gruen', '', Zelle.className);
   i++;
  }
  // Alle Zellen auschecken ENDE
  document.getElementsByName(Name)[Zahl].checked = true;
  Zelle = document.getElementsByName(Name)[Zahl].parentNode;
  Zelle.className = Zelle.className + ' gruen';

 }else{
  document.getElementsByName(Name)[Zahl].checked = false;
  document.getElementsByName(Name)[0].checked    = true;
  Zelle = document.getElementsByName(Name)[Zahl].parentNode;
  Zelle.className = str_replace(' gruen', '', Zelle.className);
 }
}

function js_hidden(){
 var i = 0;
 while(document.getElementsByName('js_hidden')[i]){
  document.getElementsByName('js_hidden')[i].className = ' hidden';
  i++;
 }
}

function str_replace(search, replace, subject){
 return subject.split(search).join(replace);
}