var elementId;

function selectBox(id){
  if (elementId != null)
    document.getElementById(elementId).className="accvalue unselected";
  document.getElementById(id).className="accvalue selected";
  elementId = id;
}


function checkSelection(lang)
{
  var pl = "Wybierz rodzaj konta.";
  var en = "You have to choose account type.";
  var lang;
 
  switch (lang)
  {
     case 'pl': lang = pl; break;
     case 'en': lang = en; break;
  }
  var el=0;
  for (i=0;i<document.forms.accounts.elements.length-1;i++) {
	 if (document.forms.accounts.elements[i].checked) {
	 	 el =1;
	 }
  }
  
  if (el) return true;
  else alert(lang);
  
  return false;
}

function clearBox(element)
{
  element.value="";
}