//	value checking

function isEmail(email) {
	if (email.match(/\w+\@\w+\.\w+/))
		return true;
	else
		return false;
}

function isValue(value) {
	if (value.match(/[a-zA-Z0-9]/))
		return true;
	else
		return false;
}

//	validation

function valContact(Form) {
	if (!isValue(Form.name.value)) {
		alert("Please enter your name.");
		Form.name.focus();
		return false;
	} else if (!isEmail(Form.email.value)) {
		alert("Please enter a valid email address.");
		Form.email.focus();
		return false;
	} else if (!isValue(Form.message.value)) {
		alert("Please enter your message.");
		Form.message.focus();
		return false;
	} else
		return true;
}

function val_order(Form) {
	if (!isValue(Form.name.value)) {
		alert("Please enter your name.");
		Form.name.focus();
	} else if (!isEmail(Form.email.value)) {
		alert("Please enter a valid email address.");
		Form.email.focus();
	} else if (!isValue(Form.address.value)) {
		alert("Please enter your address.");
		Form.address.focus();
	} else
		Form.submit();
}