// JavaScript Document

function checkSec(){
	var seccheckbox = document.getElementById('sec_mem');
	var secfield = document.getElementById('sec');
	if (seccheckbox.checked){
		secfield.style.display = 'block';
	} else {
		secfield.style.display = 'none';
	}
}

function checkTrade(){
	var trade_check_yes = document.getElementById('trade_check_yes');
	var tradefield = document.getElementById('trade');
	if (trade_check_yes.checked){
		tradefield.style.display = 'block';
	} else {
		tradefield.style.display = 'none';
	}
}



function setupPage(){
	checkSec();
	checkTrade();
}

function CalculateTotal(discount){
	var total = 0;
	var sum_box = document.getElementById('total_sum')
	if (discount){
		var arr = new Array(
			new Array('ord_aanz_single_member',225),
			new Array('ord_aanz_partnership_members',395),
			new Array('ord_non_aanz_delegate',270),
			new Array('ord_non_aanz_partnership_delegates',475),
			new Array('ord_conference_dinner',65)
		);
	} else {
		var arr = new Array(
			new Array('ord_aanz_single_member',295),
			new Array('ord_aanz_partnership_members',475),
			new Array('ord_non_aanz_delegate',355),
			new Array('ord_non_aanz_partnership_delegates',570),
			new Array('ord_conference_dinner',65)
		);
	}
	var row;
	for (row = 0; row < arr.length; ++row){
		var col;
		var quantity = parseInt(document.getElementById(arr[row][0]).value);
		if(quantity > 0){
			total += (quantity * arr[row][1]);
		}
	}
	sum_box.value = "$" + total;
}