function findAndFlyMapExt(val) {
    var myCars = new Array();
    myCars[0] = val;
    myCars[1] = "otherS";
    $.ajax({
        type: "POST",
        url: "main.aspx/FindObjectExt",
        data: JSON.stringify({ data: myCars }),
        contentType: "application/json; charset=utf-8",
        dataType: "json",
        beforeSend: function () {
            $('.find_btn').css('background-image', "url('../Images/loader.gif')");
        },
        success: function (response) {
            var data = $.parseJSON(response.d);
            if (data.length === 0) {                
                var success = false;
                var uri = "https://nominatim.openstreetmap.org/?format=json&addressdetails=1&q=" + encodeURIComponent(val) + "&format=json&limit=3";
                var xmlHttp = new XMLHttpRequest();
                xmlHttp.open("GET", uri, false);
                xmlHttp.send(null);
                var json = $.parseJSON(xmlHttp.responseText);
                for (i = 0; i < json.length; i++) {
                    data.push({ X: json[i].lon, Y: json[i].lat, Label: json[i].display_name });
                }                        
                if (data.length === 0) {
                    alert("Ничего не найдено");
                }
                else {
                    success = true;
                    ShowSearchResults(data);
                }
                $.ajax({
                    type: "POST",
                    url: "main.aspx/FindAddressExt",
                    data: "{val: '" + val + "', success: " + success + "}",
                    contentType: "application/json; charset=utf-8",
                    dataType: "json",
                    success: function (results) {
                    }
                });
            }
            else
                ShowSearchResults(data);
        },
        complete: function () {
            $('.find_btn').css('background-image', "url('../Images/find.png')");
        }
    });
	
	function ShowSearchResults(data) {
         ...
    }
}