function submit_form() {
	var obj = document.forms['subscribe_form'];
	if(obj.firstname.value=='' || obj.lastname.value=='' || obj.email.value=='')
		alert('Užpildykite visus laukus');
	else obj.submit();
}

function submit_form_duk() {
	var obj = document.forms['send_quest'];
	if(obj.email.value=='' || obj.question.value=='') {
		alert('Užpildykite visus laukus');
		return false;
	}
	else return true;
}

function submitSearchForm() {
	var obj = document.forms['search'];
	action = obj.action.value + ',key.' + obj.key.value;
	window.location = action;
	
}
function change_password() {
	obj = document.forms['user_data'];
	if(obj.change_psw.checked) {
		obj.password.disabled = false; 
		obj.password_confirm.disabled = false; 
		obj.old_password.disabled = false;
	}
	else {
		obj.password.disabled = true;
		obj.password_confirm.disabled = true;
		obj.old_password.disabled = true;
	}
}
  
function visibility(obj) { 
  var a = new Array();
  a[0] = 'akc_pak';
  a[1] = 'esm_iv';
  a[2] = 'vadovu_s';
  a[3] = 'of_siul';
  a[4] = 'sai';
  a[5] = 'kita_info';
  a[6] = 'vpep';
  a[7] = 'kita_inf';
  a[8] = 'miti';
   
  if(obj.style.display == 'none') {
    obj.style.display = 'block';  
    for(i=0; i<9; i++) {             //elementu kiekis!!!
      obj2 = document.getElementById(a[i]);
      if(obj2 != null) {
        if(obj2 != obj) {
          obj2.style.display = 'none';  
        }
      }
    }
  } else {
    obj.style.display = 'none';
  } 
}