function heroCarousel() {
	var carouselLength = 5,
		currentItem = 0;

	$("#hero-carousel").napCarousel({
		circular: true,
		visible: 1,
		btnNext: "#carousel-next-button",
	    btnPrev: "#carousel-prev-button",
	    btnGo: ["#i1", "#i2", "#i3", "#i4", "#i5"],
		auto: 4000,
	    speed: 0
	});
}

function imgHover() {
	$(".hoverImg").mouseover(function(e) {
		var eventSrc = e.target;
		eventSrc.src = eventSrc.src.replace(/_off/,"_on");
	});
	$(".hoverImg").mouseout(function(e) {
		var eventSrc = e.target;
		eventSrc.src = eventSrc.src.replace(/_on/,"_off");
	});
}

$(document).ready(function() {
	if(carousel == true) { heroCarousel(); }
	imgHover();
});