var kintamasis;

  function class_keitimas(a){
	if (kintamasis) kintamasis.className='juodas';
	a.className='melynas'; kintamasis=a; 
  }
function meniu(obj) {
 if(document.all) {
   if(document.all[obj].style.display == 'none') {
   document.all[obj].style.display = 'block';
  } else {
   document.all[obj].style.display = 'none';
  }
 } else{
  if(document.getElementById(obj).style.display == 'none') {
   document.getElementById(obj).style.display = 'table-row';
  } else {
   document.getElementById(obj).style.display = 'none';
  }
  }
}

function openURI() {
 var control = document.navigator.nav;
 if (control.options[control.selectedIndex].value != 'no-url') {
  location.href = control.options[control.selectedIndex].value;
 }
}