function validate(x) {
	if (x.fullname.value=='') {
		alert ('Please enter your name...');
		x.fullname.focus();
		return false;
	}
	if (x.email.value=='') {
		alert ('Please enter your e-mail address...');
		x.email.focus();
		return false;
	}
	emailregexp = /^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
	if (!emailregexp.test(x.email.value)) {
		alert('Please enter a valid email address...');
		x.email.focus();
		return false;
	}
	return true;
}