function validateSubscribeForm(theForm) {

if (theForm.cFirstName.value==""){
alert("Please enter your first name.");
theForm.cFirstName.focus();
return(false);
}
if (theForm.cLastName.value==""){
alert("Please enter your surname.");
theForm.cLastName.focus();
return(false);
}

		Ctrl = theForm.cEmailAddress;
		if (Ctrl.value==" " || Ctrl.value.indexOf ('@',0) == -1){
		alert("Please enter your email address to subscribe.");
		theForm.cEmailAddress.focus();
		return(false);
		}
		Ctrl = theForm.cEmailAddress;
		if (Ctrl.value==" " || Ctrl.value.indexOf ('.',0) == -1){
		alert("Please enter a valid email address to subscribe.");
		theForm.cEmailAddress.focus();
		return(false);
		}

		return(true);
	}