function setSubmit(form) {
	if (form.rname.value !="" ||  form.rzip.value !="" || form.rcity.value !="" || form.cuisine.options[form.cuisine.selectedIndex].text!="") {
		form.submitbutton.disabled = false;
	} else {
		form.submitbutton.disabled = true;
	}
}

function setSubmit_party(form) {
	if (form.rzip.value !="" || form.rcity.value !="" || form.cuisine.options[form.cuisine.selectedIndex].text!="") {
		form.submitbutton.disabled = false;
	} else {
		form.submitbutton.disabled = true;
	}
}

function setSubmit_order(form) {
	if (form.rzip.value !="" || ( form.rzip.value !="" && form.cuisine.value !="")) {
		form.submitbutton.disabled = false;
	} else {
		form.submitbutton.disabled = true;
	}
}