// Oblibena funkce zajistujici kompatibilitu prace s objekty v ruznych browserech
function getObj(name) {
  if (document.getElementById) return document.getElementById(name);
  else if (document.all) return document.all[name];
  else if (document.layers) return document.layers[name];
}

/* funkce pro rozbalovĂĄnĂ­ a zabalovĂĄnĂ­ poloĹžek */
function outliner(obj) {
  var child = getObj("bill");
  var area = getObj("bill_contact");
	
	// expanded = zav�eno
	// collapsed = otev�eno
	
  if ((child.className == "expanded") && (obj.checked != "checked")) {
    child.className = "collapsed";
    area.value = "Josef Novák\nFalešná ulice 300/10\nPraha 100 00";
  } else if(obj.checked == "") {
    child.className = "expanded";
    area.value = "";    
  } else child.className = "collapsed";
    area.value = "Josef Novák\nFalešná ulice 300/10\nPraha, 100 00";
}

 function showICO()
 {
   var pf = document.getElementById("pf").value;
   if (pf != "n") {
    ico.disabled="";
    dic.disabled="";
    company.disabled="";
   } else {
    ico.disabled="disabled";
    dic.disabled="disabled";
    company.disabled="disabled";
   }
  }

 function checkDomain()
 {
  var url = getObj("domain_name").value;
  var tld = getObj("tld").value;
  var where = getObj("show_there").innerHTML;
  
  show_there.innerHTML = "domĂŠna "+url+'.'+tld+" je volnĂĄ";
 }