<!-- Scripts for validating form input-->

function checkForm(form) {
	var alertMessage = "Errors in request:\n\n";
	var submitPage = true;
	
	if (form.name.value == "") {
		alertMessage += "Your name is required.\n";
		submitPage = false;
	}
	if (form.email.value == "" || invalidEmail(form.email.value)) {
		alertMessage += "A valid email address is required.";
		submitPage = false;
	}
	if (submitPage == false) alert(alertMessage);
	return submitPage;
}

function checkTkt(form) {
	var alertMessage = "Errors in request:\n\n";
	var submitPage = true;
	
	if (form.name.value == "") {
		alertMessage += "Your name is required.\n";
		submitPage = false;
	}
	if (form.phone.value == "") {
		alertMessage += "Your phone is required.\n";
		submitPage = false;
	}
	if (form.email.value == "" || invalidEmail(form.email.value)) {
		alertMessage += "A valid email address is required.\n";
		submitPage = false;
	}
	if (form.number.value == "") {
		alertMessage += "Please specify number of seats needed.\n";
		submitPage = false;
	}
	if (submitPage == false) alert(alertMessage);
	return submitPage;
}

function invalidEmail(str) {
   return (str.indexOf(".") <= 2) || (str.indexOf("@") <= 0);
}