// JavaScript Document
function clearFields(fieladname) {

            if (fieladname == "txtName") {
                if (document.getElementById("txtName").value == "שם:")
                    document.getElementById("txtName").value = ""
            }
            if (fieladname == "txtPhone") {
                if (document.getElementById("txtPhone").value == "טלפון:")
                   document.getElementById("txtPhone").value = ""
            }
            if (fieladname == "txtMail") {
                if (document.getElementById("txtMail").value == "דוא''ל:")
                    document.getElementById("txtMail").value = ""
            }
        }

        function setfields(fieladname) {

            if (fieladname == "txtName") {
                if (document.getElementById("txtName").value == "")
                    document.getElementById("txtName").value = "שם:"
            }
            if (fieladname == "txtPhone") {
                if (document.getElementById("txtPhone").value == "")
                    document.getElementById("txtPhone").value = "טלפון:"
            }
            if (fieladname == "txtMail") {
                if (document.getElementById("txtMail").value == "")
                    document.getElementById("txtMail").value = "דוא''ל:"
            }

        }


        function Validate() {
            if (ValidateName() && ValidatePhone() && ValidateMail())
                return true;
            else
                return false;

        }
        function ValidateName() {
        var iName = document.getElementById("txtName").value
        if (iName == "" || iName == "שם:") {
            alert("נא מלא שם")
                return false;
            }
            else return true;

        }
        function ValidatePhone() {
            var phone = document.getElementById("txtPhone").value
            if (phone != "" && phone != "טלפון:" && !isNaN(phone) && phone.length == 10)
         
                return true;
            else {
                alert("נא מלא טלפון תקין בעל 10 ספרות");
                return false;
            }


        }

        function ValidateMail() {
            var imail = document.getElementById("txtMail").value
            if (imail != "" && imail != "שם:" && isValidEmail(imail))
                return true;
            else {
                alert("נא מלא כתובת דוא''ל תקין");
                return false;
            }
        }

        function isValidEmail(strEmail) {
            validRegExp = /^[^@]+@[^@]+.[a-z]{2,}$/i;
            if (strEmail.search(validRegExp) == -1) {
                return false;
            }
            return true;
        }