function validate()
{
var at=document.getElementById("email").value.indexOf("@")
var firstname=document.getElementById("firstname").value
var surname=document.getElementById("surname").value
var confirmemail=document.getElementById("confirmemail").value
var phone=document.getElementById("phone").value
submitOK="true"

if (firstname.length<1)
 {
 alert("Please enter your forename")
 submitOK="false"
 }
if (surname.length<1)
 {
 alert("Please enter your surname")
 submitOK="false"
 }
if (at==-1) 
 {
 alert("Not a valid e-mail!")
 submitOK="false"
 }
if (confirmemail.length<1)
 {
 alert("Please confirm e-mail!")
 submitOK="false"
 }
if (phone.length<1)
 {
 alert("Please enter a phone number")
 submitOK="false"
 }
if (submitOK=="false")
 {
 return false
 }
}