var _MOVE_TIMEOUT = 25;
var _MOVE_INTERVAL = null;
var _MOVE_INCREMENT = 0;

function initNav() {
	// update navigation
	$('div.subnav').hover(function(){
		$(this).prev('a').addClass('hover');
	},function(){
		$(this).prev('a').removeClass('hover');
	});
	
}
function init() {
	initHovers();
	initNav();
	Shadowbox.init();
}
function initHovers() {
	$('div#swimming-option a img').hide();
	$('div#track-option').css({ opacity: 0.5 });
	$('div#track-option a').mouseover(function() {
		$('div#track-wrapper').show();
		$('div#swimming-wrapper').hide();
		$('div#track-option').css({ opacity: 1.0 });
		$('div#track-option a img').hide();
		$('div#swimming-option').css({ opacity: 0.5 });
		$('div#swimming-option a img').show();
		try {
			if (IEPNGFix) {
				typeof(IEPNGFix.update) === 'function' ? IEPNGFix.update() : '';
			}
		}
		catch (e) {
		}
	});
	$('div#swimming-option a').mouseover(function() {
		$('div#swimming-wrapper').show();
		$('div#track-wrapper').hide();
		$('div#swimming-option').css({ opacity: 1.0 });
		$('div#swimming-option a img').hide();
		$('div#track-option').css({ opacity: 0.5 });
		$('div#track-option a img').show();
		try {
			if (IEPNGFix) {
				typeof(IEPNGFix.update) === 'function' ? IEPNGFix.update() : '';
			}
		}
		catch (e) {
		}
	});
}
$(document).ready(init);