// JavaScript Document

function checkForm()
{
	$val = true;
	if(document.registration.full_name.value == '')
		$val = false;
	else if(document.registration.email_address.value == '')
		$val = false;
	else if(document.registration.paypal_account.value == '')
		$val = false;
	else if(document.registration.phone_number.value == '')
		$val = false;
	else if(document.registration.address_1.value == '')
		$val = false;
	else if(document.registration.city.value == '')
		$val = false;
	else if(document.registration.state.value == '')
		$val = false;
	else if(document.registration.zip.value == '')
		$val = false;
	else if(document.registration.car_1_year.value == '')
		$val = false;
	else if(document.registration.car_1_color.value == '')
		$val = false;
	else if(document.registration.car_1_class.value == '')
		$val = false;
	else if(document.registration.car_1_model.value == '')
		$val = false;
	else if(document.registration.car_1_shirt.selectedIndex == 0)
		$val = false;	
	else if (document.registration.autocross_drivers)
	{
		var x = document.registration.autocross_drivers.selectedIndex;
		if(x == 1)
		{
			if(document.registration.ac_driver_1_name.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_model.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_engine.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_transmission.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_gearing.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_modifications_engin.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_modifications_suspension.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_tires.value == '')
				$val = false;
		}
		else if(x == 2)
		{
			if(document.registration.ac_driver_1_name.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_model.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_engine.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_transmission.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_gearing.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_modifications_engin.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_modifications_suspension.value == '')
				$val = false;	
			else if(document.registration.ac_driver_1_tires.value == '')
				$val = false;
			else if(document.registration.ac_driver_2_name.value == '')
				$val = false;	
			else if(document.registration.ac_driver_2_model.value == '')
				$val = false;	
			else if(document.registration.ac_driver_2_engine.value == '')
				$val = false;	
			else if(document.registration.ac_driver_2_transmission.value == '')
				$val = false;	
			else if(document.registration.ac_driver_2_gearing.value == '')
				$val = false;	
			else if(document.registration.ac_driver_2_modifications_engin.value == '')
				$val = false;	
			else if(document.registration.ac_driver_2_modifications_suspension.value == '')
				$val = false;	
			else if(document.registration.ac_driver_2_tires.value == '')
				$val = false;
		}
	}
	else
		$val = true;
		
	if($val == false)
		alert("All Required fields have not been completed.")
	
	return $val;
}
function hide_list()
{
	showdiv('link_show');
	hidediv('link_hide');
	hidediv('class_list_open');
}
function show_list()
{
	hidediv('link_show');
	showdiv('link_hide');
	showdiv('class_list_open');
}
function hide_event_class()
{
	showdiv('link_event_show');
	hidediv('link_event_hide');
	hidediv('event_class');
}
function show_event_class()
{
	hidediv('link_event_show');
	showdiv('link_event_hide');
	showdiv('event_class');
}
function hidediv(id) {
	//safe function to hide an element with a specified id
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'none';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'none';
		}
		else { // IE 4
			document.all.id.style.display = 'none';
		}
	}
}

function showdiv(id) {
	//safe function to show an element with a specified id
		  
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'block';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'block';
		}
		else { // IE 4
			document.all.id.style.display = 'block';
		}
	}
}