function navMouseover(ref) {
	ref.src = ref.src.split('.png').join('-active.png');
	ref.src = ref.src.split('.jpg').join('-active.jpg');
}

function navMouseout(ref) {
	ref.src = ref.src.split('-active.jpg').join('.jpg');
	ref.src = ref.src.split('-active.png').join('.png');
}

var sliderInnerCount = 0
var sliderTimeout = 50;
var sliderOffset = 2;
var sliderOuterWidth = $('#slider').width();
var sliderInnerWidth = $('.slider-inner').width();
function startSlider() {
	sliderOuterWidth = $('#slider').width();
	sliderInnerWidth = $('.slider-inner').width();

	$('.slider-inner').attr('id', 'sliderinner'+sliderInnerCount);
	do {
		sliderInnerCount++;
		$('#sliderinner'+(sliderInnerCount-1)).after($('#sliderinner0').clone().attr('id', 'sliderinner'+sliderInnerCount));
		$('#sliderinner'+sliderInnerCount).css('left', (sliderInnerWidth*sliderInnerCount)+'px');
	} while(sliderInnerWidth*sliderInnerCount < sliderOuterWidth);
	
	window.setTimeout('moveSlider()', sliderTimeout);
}

function moveSlider() {
	for(i=0; i<=sliderInnerCount; i++) {
		var currPos = parseInt($('#sliderinner'+i).css('left'));
		if(currPos < sliderInnerWidth*-1) {
			var startPos = sliderInnerWidth*sliderInnerCount;
			$('#sliderinner'+i).css('left', (startPos-sliderOffset)+'px');
		}
		else {
			$('#sliderinner'+i).css('left', (currPos-sliderOffset)+'px');
		}
	}
	
	window.setTimeout('moveSlider()', sliderTimeout);
}


function resized() {
	var visibleHeight = $(window).height();
	var contentHeight = 651;
	
	if(visibleHeight < contentHeight) {
		$('#main').css({marginTop: '0'});
	}
	else {
		$('#main').css({marginTop: ((visibleHeight-contentHeight)/3)+'px'});
	}
}

$(window).resize(function() { resized(); });

window.onload = function() {
	startSlider();
	resized();
}