// JavaScript Document

function navSetup() {
	$(".navImage").each(function () {
		var img = jQuery("img", this);
		if (img.length > 0) {
			var src = img.attr("src");
			var pos = src.lastIndexOf(".");
			var str1 = src.substr(0, pos);
			var str2 = src.substr(pos, src.length);
			var roll = str1+"_f2"+str2;
			$(this).mouseover(function () { swapImage(img, roll) });
			$(this).mouseout(function () { swapImage(img, src); });
		}
	});
}

function swapImage(image, src) {
	$(image).attr("src", src);
}

$(document).ready(function() {

	navSetup();
	
	if ($("#imageRotate").length > 0) {
		$("#imageRotate li:first").attr("class", "activeImage").css({"z-index": '3', "display": "block"}).animate({"dummy":"false"}, 4000, function() { nextImage(); });
	}

});

function  nextImage() {
	var images = $("#imageRotate li");
	var countImages = images.length;
	if (countImages > 1) {
		var active = $(".activeImage");
		var next = $(".activeImage").next("li");
		if (next.length == 0) {
			 next = $("#imageRotate li:first");
		}
		
		next.css({"display":"block", "zIndex": 2});
		active.fadeOut(1000, function() {
			active.attr("class", "");
			next.attr("class", "activeImage").css("zIndex", countImages);
			$("#homeImages li").not(next).css("zIndex", 1);	
			$(".activeImage").animate({"dummy":"false"}, 4000, function() { nextImage(); });
		});
	
	}
}