function validate() {
	var firstName = document.getElementById("firstName");
	var lastName = document.getElementById("lastName");
	var email = document.getElementById("email");
	var telephone = document.getElementById("telephone");;
	var country = document.getElementById("country");
	
	if (firstName.value == "") {
		alert('Please enter your first name');
		return false;
	} else if (lastName.value == "") {
		alert('Please enter your last name');
		return false;
	} else if (email.value == "") {
		alert('Please enter your email address');
		return false;
	} else if (telephone.value == "") {
		alert('Please enter your telephone number');
		return false;
	} else if (country.value == "") {
		alert('Please enter your country');
		return false;
	} else {
		return true;
	}
}