function shUL(el){
  if (document.getElementById(el).style.display == '') document.getElementById(el).style.display = 'none'
  if (document.getElementById(el).style.display == 'none') document.getElementById(el).style.display = 'block';
  else document.getElementById(el).style.display = 'none';
}

function check(name, question, email) {
  var valid = null;
  valid = new Validator('virt_ref');
  valid.add('name', null, 4, 255, name);
  valid.add('question', null, 5, 500, question);
  if (document.forms["virt_ref"].email.value) valid.add('email', 'email', 4, 255, email);
  valid.check();
}

function checkEdd(title, name, email, year, resp) {
  var valid = null;
  valid = new Validator('edd');
  valid.add('title_izd', null, 4, 255, title);
  valid.add('name_lib', null, 4, 255, name);
  valid.add('email', 'email', 4, 50, email);
  valid.add('year', null, 4, 4, year);
  valid.add('responsible', null, 4, 255, resp);
  valid.check();
 }

function checkProlongation(fio, email, number, title) {
  var valid = null;
  valid = new Validator('prolongation');
  valid.add('fio', null, 4, 255, fio);
  valid.add('email', 'email', 4, 255, email);
  valid.add('number', null, 1, 20, number);
  valid.add('title', null, 2, 1000, title);
  valid.check();
 }

function menuBind(){
  $('#wrap_lm_1 .display').click(function(){
    $(this).next().slideToggle();
    return false;
  });
}

function searchFocus(el){
  if (el.value=='поиск по сайту') {
    el.value='';
    el.style.color = "#000000";
  }
}
function searchBlur(el){
  if (el.value==''){
    el.value='поиск по сайту';
    el.style.color = "#ddd";
  }
}