function ShowPopap(id)
{
  if (document.getElementById(id).style.display == "none")
  {
    document.getElementById(id).style.display = "block";
    document.getElementById("overlay_popap").style.display = "block";
    document.getElementById(id).getElementsByTagName("input")[0].focus();
  }
  else
  {
    document.getElementById(id).style.display = "none";
  }
}

function DisplayClose(a)
{
  document.getElementById('contacts_form_popap').style.display = "none";
  document.getElementById('overlay_popap').style.display = "none";
  document.getElementById('first_name').value = "";
  document.getElementById('email').value = "";
  document.getElementById('message').value = "";
  document.getElementById('captcha_value').value = "";
  document.getElementById('errors_form').innerHTML = "";
}

$(document).keydown(function(event){
  if (event.keyCode == 27) {
    $("#contacts_form_popap").hide();
    $("#overlay_popap").hide();
  }
});

function SendContact()
{
  jQuery('#loading').append('<div class="ajax_loader"></div>');

  first_name = document.getElementById("first_name").value;
  email = document.getElementById("email").value;
  message = document.getElementById("message").value;
  captcha_value = document.getElementById("captcha_value").value;


  url = "message="+message+"&first_name="+first_name+"&email="+email+"&captcha_value="+captcha_value;

  jQuery.ajax
  ({
    type: "post",
    url:  "/send_contact?" + url,
    data: "",
    success: function(msg)
    {
      if (msg == "<p class='succes_sending_mes'>Сообщение успешно отправлено!</p>")
      {
        document.getElementById('first_name').value = "";
        document.getElementById('email').value = "";
        document.getElementById('message').value = "";
      }

      document.getElementById("errors_form").innerHTML = msg;
      jQuery('.ajax_loader').hide();
      document.getElementById("captcha_value").value = '';
    }
  });
}