function showForm()
{
	if(!validateEmail($F('news_letter_search_box')))
	{
		alert("Please enter a valid email address");
		return false;
	}

	e = encodeURIComponent($F('news_letter_search_box'));
	popUpWin('join-questionaire.php?email='+e, 386, 660, 'scrollbars=1');
}


function questionaire_zip_enter()
{
	if(!validateZip($F('questionaire_zip')))
	{
		$('questionaire_online').disabled = true;
		$('questionaire_campus').disabled = true;
		$('questionaire_career_track').disabled = true;
		$('questionaire_deg_lvl').disabled = true;
		$('questionaire_submit_btn').disabled = true;
		$('questionaire_type_newsletter').disabled = true;
		$('questionaire_type_all').disabled = true;
		alert("Please enter a valid 5 digit U.S. zip code.");
	}
	else
	{
		// if the zip code is valid, unlock online/campus radio buttons
		$('questionaire_online').disabled = false;
		$('questionaire_campus').disabled = false;
		$('questionaire_career_track').disabled = false;

		$('questionaire_deg_lvl').selectedIndex = 0;
		$('questionaire_deg_lvl').disabled = true;

		$('questionaire_type_newsletter').disabled = true;
		$('questionaire_type_all').disabled = true;

		$('questionaire_submit_btn').disabled = true;
	}
}

function questionaire_school()
{
	if($('questionaire_career_track').disabled == false)
		questionaire_career_track_change();
}

function questionaire_career_track_change()
{
	if($F('questionaire_career_track') == "")
		$('questionaire_deg_lvl').disabled = true;
	else
		$('questionaire_deg_lvl').disabled = false;
}

function questionaire_deg_lvl_change()
{
	$('questionaire_type_newsletter').disabled = false;
	$('questionaire_type_all').disabled = false;
	$('questionaire_submit_btn').disabled = false;
}

function questionaire_type()
{
	$('questionaire_submit_btn').disabled = false;
}

function questionaire_submit()
{
	if(!validateZip($F('questionaire_zip')))
		alert("Please enter a valid 5 digit U.S. zip code.");
	else if($F('questionaire_email') == "")
		alert("Please close this window and re-enter your email");
	else
		$('questionaire_form').submit();
}