function mainValidation() {
           if (document.getElementById("text7").value == "") {

                        alert("Please type in your full name");

                        return false;

            }



            if (document.getElementById("text9").value == "") {

                        alert("Please type in your email address");

                        return false;

            }


				if(!(/\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(document.getElementById("text9").value))) {

								alert("invalid email");

								return false;

				}





            return true;
}