var slideTimer, fbWindow, isChanging;
function showSlide(slide,arrow,button,keepTimer) {
	if (isChanging) return;
	if ($('#'+slide).hasClass('selected')) return;
	if (!keepTimer) clearTimeout(slideTimer);
	isChanging = true;
	$('.homeSlide.selected').removeClass('selected').fadeOut();
	$('#homeSlideNav li.selected').removeClass('selected');
	$('#'+slide).addClass('selected').fadeIn();
	$('#'+button).addClass('selected');
	$('#slideArrow').animate({top: arrow+"px"},200, function(){isChanging = false;});
	return false;
}
$(function(){
	isChanging = false;
	
	/*$('#tellFriend a').click(function(e){
		e.preventDefault();
		var url='http://www.facebook.com/sharer/sharer.php?u=http%3A%2F%2Fparkvisitor.com';
		fbWindow = window.open(url,'fb','height=300,width=500,toolbar=no,location=no,menubar=no,resizable=no,scrollbars=no,status=no');
	});*/
	
	slideTimer = setTimeout(function() {
		showSlide('slideToGo','82','slideNavToGo', true);
		slideTimer = setTimeout(function() {
			showSlide('slideInsiderTips','150','slideNavTips', true);
			slideTimer = setTimeout(function() {
				showSlide('slideRatePark','220','slideNavRate', true);
			},3500);
		},3500);
	},4000);
	
	$('#slideNavToDo').mouseover(function(){showSlide('slideToDo','16','slideNavToDo');});
	$('#slideNavToGo').mouseover(function(){showSlide('slideToGo','82','slideNavToGo');});
	$('#slideNavTips').mouseover(function(){showSlide('slideInsiderTips','150','slideNavTips');});
	$('#slideNavRate').mouseover(function(){showSlide('slideRatePark','220','slideNavRate');});
	
	$('.homeSlide input').focus(function(){
		clearTimeout(slideTimer);
	});
	
	var box_ratio, pic_ratio;
	$('.homePark img').load(function() {
		$this = $(this);
		var parent = $this.parentsUntil('#homeParkBoxes').last();
		box_ratio = parent.width() / parseFloat(parent.height());
		pic_ratio = $this.width() / parseFloat($this.height());
		if (box_ratio < pic_ratio) {
			$this.attr('class', 'taller');
		} else {
			$this.attr('class', 'wider');
		}
	})
});