function validateEmailForm() {
	error = false;

	if(document.emailForm.first_name.value == "") {
		error = true;
	} 
	
	if(document.emailForm.last_name.value == "") {
		error = true;
	} 
	
	if(document.emailForm.email.value == "") {
		error = true;
	} 
	
	if(document.emailForm.zip.value == "") {
		error = true;
	} 
	
	if(document.emailForm.month.value == "") {
		error = true;
	} 
	
	if(document.emailForm.day.value == "") {
		error = true;
	} 
	
	if(document.emailForm.year.value == "") {
		error = true;
	} 
	
	if(document.emailForm.gender.value == "") {
		error = true;
	} 
	
	if(error) { 
		document.getElementById('error_field').innerHTML = "Please complete all required fields.";
	} else {
		error = under13();
	}
	return !error;
}

function loadTips() { }

function validateContactForm() {
	d = new Date();
	month = d.getMonth() + 1;
	day = d.getDate();
	
	if(month < 10) { month = "0" + month; }
	if(day < 10) { day = "0" + day; }
	
	curdate = "" + d.getFullYear() + month + day;

	birthday = "" + document.contactForm.year.value + document.contactForm.month.value + document.contactForm.day.value;
	if(birthday == "") {birthday = curdate;}
	
	if(curdate - birthday < 130000) {
		document.getElementById('error_field').innerHTML = "You must be at least 13 years to give feedback or information to Clearasil.";
		return false;
	} else {
		document.getElementById('error_field').innerHTML = "&nbsp;";
		return true;
	}
}

function under13() {
	d = new Date();
	month = d.getMonth() + 1;
	day = d.getDate();
	
	if(month < 10) { month = "0" + month; }
	if(day < 10) { day = "0" + day; }
	
	curdate = "" + d.getFullYear() + month + day;

	birthday = "" + document.emailForm.year.value + document.emailForm.month.value + document.emailForm.day.value;

	if(curdate - birthday < 130000) {
		document.getElementById('error_field').innerHTML = "You must be over 13 years of age to subscribe.";
		return true;
	} else {
		document.getElementById('error_field').innerHTML = "&nbsp;";
		return false;
	}
}	

function emailLoad() {
	var URL = unescape(window.document.location);

	if (URL.indexOf("?") > -1) {
		//whether the location contains a "?" or not
		
		var list1 = URL.split("?");
		//split at "?";
		var list2 = list1[1].split ("=");
		//split at "=";
		document.emailForm.email.value = list2[1];
		//assignment
	}
}