// ROLLOVER -----------------------------------------
// --------------------------------------------------

$(function() {

	$("img.over").mouseover(function() {

		var src = $(this).attr("src").match(/[^\.]+/) + "_hover." + /[^.]+$/.exec($(this).attr("src"));
		$(this).attr("src", src);

	}).mouseout(function() {

		var src = $(this).attr("src").replace("_hover", "");
		$(this).attr("src", src);
	});
});


// IMAGE PRELOAD ------------------------------------
// --------------------------------------------------

(function($) {

	var cache = [];
	// Arguments are image paths relative to the current page.

	$.preLoadImages = function() {

		var args_len = arguments.length;
		for (var i = args_len; i--;) {
			var cacheImage = document.createElement('img');
			cacheImage.src = arguments[i];
			cache.push(cacheImage);
		}
	}
})(jQuery);

// jQuery.preLoadImages( "/images/image1.jpg", "image2.jpg" );


//IMAGESLIDER --------------------------------------
//--------------------------------------------------

(function ($) {

	$.fn.fadeTransition = function(options) {

		var transitionObject,
		options = $.extend({ pauseTime: 5000, transitionTime: 2000, ignore: null, delayStart: 0, pauseOnMouseOver: false, manualNavigation: false, createNavButtons: false}, options);
                         
		function fader(obj) {

			var timer = null,
			current = 0;
			els = (options.ignore)?$("> *:not(" + options.ignore + ")", obj):$("> *", obj);
   
			function setup() {

				$(obj).css("position", "relative");
				els.css("display", "none").css("left", "0").css("top", "0").css("position", "absolute");

				if (options.createNavButtons) {
					createNavButtons();
				}

				if (options.pauseOnMouseOver) {
					$(obj).mouseover(pause).mouseout(cue);
				}

				if (options.delayStart > 0) {
					setTimeout(showFirst, options.delayStart);
				}
				else {
					showFirst();
				}
			}

			setup();

			function createNavButtons() {

				var i, nav = $('<div class="fadenav"></div>');

				for (i=0; i<els.length; i++)
					$('<a href="#">&nbsp;</a>').click(manualNav).appendTo(nav);

				nav.appendTo(obj);
			}

			function manualNav(e) {

				var item;
				e = e || window.event;
				$(e.target).blur();
				item = $('.fadenav a', obj).index(e.target);
				if (timer) {
					clearTimeout(timer);
				}
				transition(item);

				return false;
			}

			function pause() {

				if (timer)
					clearTimeout(timer);
			}

			function highlightNav() {

				if (options.createNavButtons) {
					$('.fadenav a', obj).removeClass('current');
					$('.fadenav a:nth-child(' + (1 + current) + ')', obj).addClass('current');
				}
			}

			function showFirst() {

				if (options.ignore) {
					$(options.ignore, obj).fadeOut(options.transitionTime);
					$(els[current]).fadeIn(options.transitionTime, cue);
				}
				else {
					$(els[current]).css("display", "block");
				}

				highlightNav();
			}

			function transition(next) {

				$(els[current]).fadeOut(options.transitionTime);
				$(els[next]).fadeIn(options.transitionTime);
				current = next;
				highlightNav();
				cue();
			}

			function cue() {

				if ($("> *", obj).length < 2) {
					return false;
				}

				if (timer) {
					clearTimeout(timer);
				}

				if (!options.manualNavigation) {
					timer = setTimeout(function() { transition((current + 1) % els.length | 0)} , options.pauseTime);
				}
			}
		}

		return this.each(function() {
			new fader(this);
		});
	}

})(jQuery);