function checkForm() {

	if($('name').value.blank()) return formErr("Please enter your name", "name");	
	if($('email').value.blank() && $('telephone').value.blank()) return formErr("Please enter either your email addres or phone number", "email");
	if($('size').value.blank()) return formErr("Please choose a bed size", "size");
	if($('message').value.blank()) return formErr("Please enter a message", "message");
}

function formErr(msg, focus) {

	alert(msg);
	$(focus).focus();
	return false;
}

function msgSent() {

	new Effect.Fade("contact-form");
	new Effect.Appear("thank-you", { queue: 'end' });
}