function room_uncheck() {
    document.getElementById("room_check_1").disabled = true;
    document.getElementById("room_1").style.color = "#c3c3c3";
    document.getElementById("room_check_2").disabled = true;
    document.getElementById("room_2").style.color = "#c3c3c3";
    document.getElementById("room_check_3").disabled = true;
    document.getElementById("room_3").style.color = "#c3c3c3";
    document.getElementById("room_check_4").disabled = true;
    document.getElementById("room_4").style.color = "#c3c3c3";
    document.getElementById("plash_3").style.display = 'none';
}

function room_check() {
    document.getElementById("room_check_1").disabled = false;
    document.getElementById("room_1").style.color = "#000";
    document.getElementById("room_check_2").disabled = false;
    document.getElementById("room_2").style.color = "#000";
    document.getElementById("room_check_3").disabled = false;
    document.getElementById("room_3").style.color = "#000";
    document.getElementById("room_check_4").disabled = false;
    document.getElementById("room_4").style.color = "#000";
}

function price_check() {
    document.getElementById("price_do").disabled = false;
}

function price_uncheck() {
    document.getElementById("price_do").disabled = true;
}

function check_feedback_form() {
    var ret = true;

    if (document.getElementById("FeedbackNameField").value == "Ваше имя") { document.getElementById("FeedbackNameField").className = "empty"; ret =  false; }
    else document.getElementById("FeedbackNameField").className = "feedback_input";

    if (document.getElementById("FeedbackContactsField").value == "Номер телефона") { document.getElementById("FeedbackContactsField").className = "empty"; ret =  false; }
    else document.getElementById("FeedbackContactsField").className = "feedback_input";

    if (document.getElementById("FeedbackEmailField").value == "E-mail адрес") { document.getElementById("FeedbackEmailField").className = "empty"; ret =  false; }
    else document.getElementById("FeedbackEmailField").className = "feedback_input";

    if (document.getElementById("FeedbackMessageField").value == "Дополнительная информация") { document.getElementById("FeedbackMessageField").className = "empty_text"; ret =  false; }
    else document.getElementById("FeedbackMessageField").className = "feedback_message";

    if (ret) document.forms.feedback.submit();
}

function FeedbackName_clear() { if (document.getElementById('FeedbackNameField').value == 'Ваше имя') document.getElementById('FeedbackNameField').value = ''; }
function FeedbackName_fill()  { if (document.getElementById('FeedbackNameField').value == '') document.getElementById('FeedbackNameField').value = 'Ваше имя'; }

function FeedbackContacts_clear() { if (document.getElementById('FeedbackContactsField').value == 'Номер телефона') document.getElementById('FeedbackContactsField').value = ''; }
function FeedbackContacts_fill()  { if (document.getElementById('FeedbackContactsField').value == '') document.getElementById('FeedbackContactsField').value = 'Номер телефона'; }

function FeedbackEmail_clear() { if (document.getElementById('FeedbackEmailField').value == 'E-mail адрес') document.getElementById('FeedbackEmailField').value = ''; }
function FeedbackEmail_fill()  { if (document.getElementById('FeedbackEmailField').value == '') document.getElementById('FeedbackEmailField').value = 'E-mail адрес'; }

function FeedbackMessage_clear() { if (document.getElementById('FeedbackMessageField').value == 'Дополнительная информация') document.getElementById('FeedbackMessageField').value = ''; }
function FeedbackMessage_fill()  { if (document.getElementById('FeedbackMessageField').value == '') document.getElementById('FeedbackMessageField').value = 'Дополнительная информация'; }

function price_lock() {
    document.getElementById("price_locked").disabled = true;
    document.getElementById("price_locked_label").style.color = "#c3c3c3";
}

function price_unlock() {
    document.getElementById("price_locked").disabled = false;
    document.getElementById("price_locked_label").style.color = "#000";
}

function show_plash(title, plash) {
    document.getElementById("plash_" + plash).style.display = 'block';
    document.getElementById("plash_title_" + plash).innerHTML = title;
    if (plash == 5) document.getElementById("plash_4").style.display = 'block';
}

function price_show() {
    document.getElementById("price").style.display = 'block';
    document.getElementById("sendmessage").style.display = 'none';
}

function price_hidden() {
    document.getElementById("price").style.display = 'none';
    document.getElementById("sendmessage").style.display = 'block';
}

function price_dissable() {
    document.getElementById("price").style.display = 'block';
    document.getElementById("sendmessage").style.display = 'none';
}

function changeSend(){
    document.getElementById('send').innerHTML = '<input type="hidden" name="send" />';
}