function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

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; }
}

function set_versand (wert){
  var preis = document.getElementById('preis_wk').value;
  preis_neu = Number(preis) + Number(wert);
  document.getElementById('gesamtpreis').innerHTML = preis_neu.toFixed(2).replace(".", ",") + ' €';
}

function check_bestellung() {
  var i = 0;
  var ii = 0;
  if (document.getElementById('versand1').checked == false) ii++;
  if (document.getElementById('versand2').checked == false) ii++;

  if (document.all.anrede.value == '') i++;
  if (document.all.name.value == '') i++;
  if (document.all.vorname.value == '') i++;
  if (document.all.strasse.value == '') i++;
  if (document.all.plz.value == '') i++;
  if (document.all.ort.value == '') i++;
  if (document.all.telefon.value == '') i++;
  if (document.all.email.value == '') i++;
  if (ii == 2){
      document.getElementById('error_message').innerHTML = 'Bitte geben Sie die Versandkosten an!';
      return false;
  }else if (i > 0){
      document.getElementById('error_message').innerHTML = 'Bitte füllen Sie alle Pflichfelder aus!';
      return false;
  }
}

function link_efx(){
	window.open("http://www.effektor.de","","");
}