function positionFooter() {
	if ($(document.body).height() < $(window).height()) {
		$("#Footer").css({position: "absolute",width:"100%",top:($(window).scrollTop()+$(window).height()-$("#Footer").height()-1)+"px"});
	}
}

function setSelectedNav(id)
{
		$(document).ready(function() {
			$('#' + id).addClass("selected");
		});
}

var currSlideIndex = 0, nSlides = 0, slides, currSlide;
$(document).ready(function() {
	$("#PrimaryNav li")
		.mouseover(function() { $(this).addClass("hover"); })
		.mouseout(function() { $(this).removeClass("hover"); });

	positionFooter();
	$(window)
		.scroll(positionFooter)
		.resize(positionFooter);
	
	slides = $('#GalleryImage img');
	slides.css('display', 'none');
	nSlides = slides.length;
	$('#GalleryTabLeft').click(function() { PrevSlide(); });
	$('#GalleryTabRight').click(function() { NextSlide(); });
	ShowSlide(0);
	setInterval(NextSlide, 5000);
});

function NextSlide()
{
	currSlideIndex += 1;
	if (currSlideIndex > nSlides - 1)
		currSlideIndex = 0;
		
	ShowSlide(currSlideIndex);
}

function PrevSlide()
{
	currSlideIndex -= 1;
	if (currSlideIndex < 0)
		currSlideIndex = nSlides - 1;
		
	ShowSlide(currSlideIndex);
}

function ShowSlide(index)
{
	if (currSlide && currSlide.length > 0)
	{
		currSlide.fadeOut();
		currSlide = $(slides.get(index)).fadeIn();
	}
	else
	{
		currSlide = $(slides.get(index)).fadeIn();
	}
}