// JavaScript Document


     function callThanks() {       
        var name = document.getElementById("name").value;
        var email = document.getElementById("email").value;
        var phone = document.getElementById("phone").value;
        var feedback= document.getElementById("feedback").value;
        if (name == "Name") {
            alert('Please enter name');
            var name = document.getElementById("name").focus();
            return false;
        }
        if (email == "Email") {
            alert('Please enter email');
            var name = document.getElementById("email").focus();
            return false;
        }
         if (phone == "Phone") {
            alert('Please enter phone');
            var name = document.getElementById("phone").focus();
            return false;
        }
        if (feedback == "Message") {
            alert('Please enter message');
            var name = document.getElementById("feedback").focus();
            return false;
        }
        document.form1.submit();
    }