jQuery

add metirka

if (typeof yaCounterXXXXXX !== 'undefined') {
  yaCounterXXXXXX.reachGoal('Form_click');
}

Event sensitive scroll

//event sensitive scroll
    window.scrollPage = false;
    var ts;
    $(document).bind('touchstart', function (e){
        ts = e.originalEvent.touches[0].clientY;
    });

    $(document).bind('touchmove', function (e){
        var te = e.originalEvent.changedTouches[0].clientY;

        var resultTouch = ts - te;
        resultTouch = Math.abs(resultTouch);

        window.scrollPage = false;
        if(resultTouch < 50){
            window.scrollPage = true;
        }

        /*
        if(ts > te+5){
            console.log('ts' + ts);
            console.log('te ' + te);
        }else if(ts < te-5){
            console.log('ts' + ts);
            console.log('te ' + te);
        }
        */

        console.log('resultTouch ' + resultTouch);
        console.log('window.scrollPage ' + window.scrollPage);
    });

NoUiSlider

<!-- 2 items --- start -->
    //js
    if ($('#slider_price_filter').length) {
        setTimeout(function () {
            var slider = document.getElementById('slider_price_filter');

            var initialStartPrice = Number($('#slider_price_filter_min').text());
            var initialEndPrice = Number($('#slider_price_filter_max').text());

            var posPriceMin = $('.wrap_slider_price').find('.min-price').val();
            var posPriceMax = $('.wrap_slider_price').find('.max-price').val();

            noUiSlider.create(slider, {
                start: [posPriceMin, posPriceMax],
                connect: true,
                step: 100,
                range: {
                    'min': initialStartPrice,
                    'max': initialEndPrice
                },
                format: wNumb({
                    decimals: 0,
                    thousand: ' '
                })
            });

            var marginMin = document.getElementById('slider_price_filter_min'),
                marginMax = document.getElementById('slider_price_filter_max');

            slider.noUiSlider.on('update', function (values, handle) {
                if (handle) {
                    marginMax.innerHTML = values[handle];
                } else {
                    marginMin.innerHTML = values[handle];
                }
            });
            slider.noUiSlider.on('change', function (values, handle) {
                var arPrice = slider.noUiSlider.get();
                $('.wrap_slider_price').find('.min-price').attr('value', arPrice[0].replace(' ', ''));
                $('.wrap_slider_price').find('.max-price').attr('value', arPrice[1].replace(' ', ''));

                $('.smartfilter input.min-price').keyup();

            });
        }, 300);
    }
    
    //html
    <div class="inner_items_filter">
      <div class="departures-line1" id="slider_price_filter"></div>
        <div class="items_slider_price_filter">
          <p>
            <span id="slider_price_filter_min">0</span>
            <i>руб.</i>
         </p>
         <p>
            <span id="slider_price_filter_max">10500</span>
            <i>руб.</i>
         </p>
  </div>
</div>
    
 <!-- 2 items --- start -->
 
 
 // reset NOUISlider
 jQuery('.search_fields_line_slider_1')[0].noUiSlider.reset();

Send form

//script
$('body').on('click','.btn_send',function () {
        if ($(this).closest('form').find('.name_form').val() == '') {
            alert('Заполните поле Имя!');
            return false;
        }else if($(this).closest('form').find('.phone_form').val() == ''){
            alert('Заполните поле Телефон!');
            return false;
        }
        else {
            var obj = new Object();
            obj.name = $(this).closest('form').find('.name_form').val();
            obj.phone = $(this).closest('form').find('.phone_form').val();
            $.ajax(
                {
                    url: "/sendmail.php",
                    dataType: "text",
                    data: obj,
                    type: "post",
                    success: function (ans) {
                        //array send
                        var result = JSON.parse(ans);
                        
                        alert('Сообщение отправлено!');
                        $('.name_form').val('');
                        $('.phone_form').val('');
                    }
                });
            return false;
        }
    });
    
//php
<?
$adminemail="test@test.ru";

$name=strip_tags(trim($_POST['name'])); 
$phone=strip_tags(trim($_POST['phone']));

mail("$adminemail", "Сообщение c лендинга drymorning.ru ". date('d-m-Y H:m:s'), "\nимя:\t$name\nтелефон:\t$phone");

//send array
echo json_encode($arResult);
?>

Send form data

//send callback
    $('body').on('click', '.send_callback', function () {
        requiredItems($(this));
        if (!window.sendBool) {
            return false;
        } else {
            showSpinner();
            var formData = new FormData($('#callback form')[0]);
            $.ajax(
                {
                    url: "",
                    data: formData,
                    type: "post",
                    processData: false,
                    contentType: false,
                    success: function (ans) {
                        setTimeout(function () {
                            hideSpinner();
                            messageSuccess('Сообщение отправлено!');
                        }, 1000);
                    }
                });
        }
        return false;
    });
    //spinner
    function showSpinner() {
        $('.wrap_container_spinner').show();
    }
    function hideSpinner() {
        $('.wrap_container_spinner').hide();
    }