<script language="javascript" type="text/javascript">

        ShowDataFromWebService();

        function ShowDataFromWebService() {

            var xhr = new XMLHttpRequest();
            var url = "jquery/WebService.asmx/Save2"; 


           xhr.onreadystatechange = function (response) {

                if (xhr.readyState == 4 && xhr.status == 200) {
                    alert(xhr.responseText)

                    document.getElementById("tdInfo").innerHTML = xhr.responseText;

                }

            }
            xhr.open("GET",url,true);
            xhr.send();


        }
</script>