function indicateLength(element, maxLength) {
	if (element.value.length > maxLength) // if too long...trim it!
		element.value = element.value.substring(0, maxLength);

	document.getElementById(element.name + "LengthIndicator").innerHTML = element.value.length + "/" + maxLength;
}

function isRequiredElementValid(element) {
	if (element.type == "select") {
		if (element.options[element.options.selectedIndex].value.length == 0) {
			element.className = "invalidFormElement";
			return false;
		}
		element.className = "";
	} else {
		if (element.value.length == 0) {
			element.className = "invalidFormElement";
			return false;
		}
		element.className = "textarea";
	}
	return true;
}

function isCorrectlyFormedZipCode(element) {
	var re = /[^\d]/;
	if (element.value.length != 5 || re.test(element.value)) {
		element.className = "invalidFormElement";
		document.getElementById(element.name + "ErrorMessage").innerHTML = "Zip codes are five digits.";
		return false;
	}
	element.className = "textarea";
	document.getElementById(element.name + "ErrorMessage").innerHTML = "";
	return true;
}

function isCorrectlyFormedPhoneNumber(element) {
	var re = /^\d{10}$/;
	if (!re.test(element.value)) {
		element.className = "invalidFormElement";
		document.getElementById(element.name + "ErrorMessage").innerHTML = "Phone numbers are ten digits.";
		return false;
	}
	element.className = "textarea";
	document.getElementById(element.name + "ErrorMessage").innerHTML = "";
	return true;
}

function isCorrectlyFormedEmail(element) {
	if (!isValidEmail(element)) {
		element.className = "invalidFormElement";
		document.getElementById(element.name + "ErrorMessage").innerHTML = "Email addresses are of the form \"email@domain.com\".";
		return false;
	}
	element.className = "textarea";
	document.getElementById(element.name + "ErrorMessage").innerHTML = "";
	return true;
}

function isValidEmail(element) {
	var re = /^([\w]+)(.[\w]+)*@([\w]+)(.[\w]{2,7})+$/;
	return (element.value != "you@yourdomain.com" && element.value != "you@email.com" && re.test(element.value));
}