/*
 * jQuery Nivo Slider v2.6
 * http://nivo.dev7studios.com
 *
 * Copyright 2011, Gilbert Pellegrom
 * Free to use and abuse under the MIT license.
 * http://www.opensource.org/licenses/mit-license.php
 * 
 * March 2010
 */
(function ($) {
	var NivoSlider = function (element, options) {
			var settings = $.extend({}, $.fn.nivoSlider.defaults, options);
			var vars = {
				currentSlide: 0,
				currentImage: '',
				totalSlides: 0,
				randAnim: '',
				running: false,
				paused: false,
				stop: false
			};
			var slider = $(element);
			slider.data('nivo:vars', vars);
			slider.css('position', 'relative');
			slider.addClass('nivoSlider');
			var kids = slider.children();
			kids.each(function () {
				var child = $(this);
				var link = '';
				if (!child.is('img')) {
					if (child.is('a')) {
						child.addClass('nivo-imageLink');
						link = child;
					}
					child = child.find('img:first');
				}
				var childWidth = child.width();
				if (childWidth == 0) childWidth = child.attr('width');
				var childHeight = child.height();
				if (childHeight == 0) childHeight = child.attr('height');
				if (childWidth > slider.width()) {
					slider.width(childWidth);
				}
				if (childHeight > slider.height()) {
					slider.height(childHeight);
				}
				if (link != '') {
					link.css('display', 'none');
				}
				child.css('display', 'none');
				vars.totalSlides++;
			});
			if (settings.startSlide > 0) {
				if (settings.startSlide >= vars.totalSlides) settings.startSlide = vars.totalSlides - 1;
				vars.currentSlide = settings.startSlide;
			}
			if ($(kids[vars.currentSlide]).is('img')) {
				vars.currentImage = $(kids[vars.currentSlide]);
			} else {
				vars.currentImage = $(kids[vars.currentSlide]).find('img:first');
			}
			if ($(kids[vars.currentSlide]).is('a')) {
				$(kids[vars.currentSlide]).css('display', 'block');
			}
			slider.css('background', 'url("' + vars.currentImage.attr('src') + '") no-repeat');
			slider.append($('<div class="nivo-caption"><p></p></div>').css({
				display: 'none',
				opacity: settings.captionOpacity
			}));
			var processCaption = function (settings) {
					var nivoCaption = $('.nivo-caption', slider);
					if (vars.currentImage.attr('title') != '' && vars.currentImage.attr('title') != undefined) {
						var title = vars.currentImage.attr('title');
						if (title.substr(0, 1) == '#') title = $(title).html();
						if (nivoCaption.css('display') == 'block') {
							nivoCaption.find('p').fadeOut(settings.animSpeed, function () {
								$(this).html(title);
								$(this).fadeIn(settings.animSpeed);
							});
						} else {
							nivoCaption.find('p').html(title);
						}
						nivoCaption.fadeIn(settings.animSpeed);
					} else {
						nivoCaption.fadeOut(settings.animSpeed);
					}
				}
			processCaption(settings);
			var timer = 0;
			if (!settings.manualAdvance && kids.length > 1) {
				timer = setInterval(function () {
					nivoRun(slider, kids, settings, false);
				}, settings.pauseTime);
			}
			if (settings.directionNav) {
				slider.append('<div class="nivo-directionNav"><a class="nivo-prevNav">' + settings.prevText + '</a><a class="nivo-nextNav">' + settings.nextText + '</a></div>');
				if (settings.directionNavHide) {
					$('.nivo-directionNav', slider).hide();
					slider.hover(function () {
						$('.nivo-directionNav', slider).show();
					}, function () {
						$('.nivo-directionNav', slider).hide();
					});
				}
				$('a.nivo-prevNav', slider).live('click', function () {
					if (vars.running) return false;
					clearInterval(timer);
					timer = '';
					vars.currentSlide -= 2;
					nivoRun(slider, kids, settings, 'prev');
				});
				$('a.nivo-nextNav', slider).live('click', function () {
					if (vars.running) return false;
					clearInterval(timer);
					timer = '';
					nivoRun(slider, kids, settings, 'next');
				});
			}
			if (settings.controlNav) {
				var nivoControl = $('<div class="nivo-controlNav"></div>');
				slider.append(nivoControl);
				for (var i = 0; i < kids.length; i++) {
					if (settings.controlNavThumbs) {
						var child = kids.eq(i);
						if (!child.is('img')) {
							child = child.find('img:first');
						}
						if (settings.controlNavThumbsFromRel) {
							nivoControl.append('<a class="nivo-control" rel="' + i + '"><img src="' + child.attr('rel') + '" alt="" /></a>');
						} else {
							nivoControl.append('<a class="nivo-control" rel="' + i + '"><img src="' + child.attr('src').replace(settings.controlNavThumbsSearch, settings.controlNavThumbsReplace) + '" alt="" /></a>');
						}
					} else {
						nivoControl.append('<a class="nivo-control" rel="' + i + '">' + (i + 1) + '</a>');
					}
				}
				$('.nivo-controlNav a:eq(' + vars.currentSlide + ')', slider).addClass('active');
				$('.nivo-controlNav a', slider).live('click', function () {
					if (vars.running) return false;
					if ($(this).hasClass('active')) return false;
					clearInterval(timer);
					timer = '';
					slider.css('background', 'url("' + vars.currentImage.attr('src') + '") no-repeat');
					vars.currentSlide = $(this).attr('rel') - 1;
					nivoRun(slider, kids, settings, 'control');
				});
			}
			if (settings.keyboardNav) {
				$(window).keypress(function (event) {
					if (event.keyCode == '37') {
						if (vars.running) return false;
						clearInterval(timer);
						timer = '';
						vars.currentSlide -= 2;
						nivoRun(slider, kids, settings, 'prev');
					}
					if (event.keyCode == '39') {
						if (vars.running) return false;
						clearInterval(timer);
						timer = '';
						nivoRun(slider, kids, settings, 'next');
					}
				});
			}
			if (settings.pauseOnHover) {
				slider.hover(function () {
					vars.paused = true;
					clearInterval(timer);
					timer = '';
				}, function () {
					vars.paused = false;
					if (timer == '' && !settings.manualAdvance) {
						timer = setInterval(function () {
							nivoRun(slider, kids, settings, false);
						}, settings.pauseTime);
					}
				});
			}
			slider.bind('nivo:animFinished', function () {
				vars.running = false;
				$(kids).each(function () {
					if ($(this).is('a')) {
						$(this).css('display', 'none');
					}
				});
				if ($(kids[vars.currentSlide]).is('a')) {
					$(kids[vars.currentSlide]).css('display', 'block');
				}
				if (timer == '' && !vars.paused && !settings.manualAdvance) {
					timer = setInterval(function () {
						nivoRun(slider, kids, settings, false);
					}, settings.pauseTime);
				}
				settings.afterChange.call(this);
			});
			var createSlices = function (slider, settings, vars) {
					for (var i = 0; i < settings.slices; i++) {
						var sliceWidth = Math.round(slider.width() / settings.slices);
						if (i == settings.slices - 1) {
							slider.append($('<div class="nivo-slice"></div>').css({
								left: (sliceWidth * i) + 'px',
								width: (slider.width() - (sliceWidth * i)) + 'px',
								height: '0px',
								opacity: '0',
								background: 'url("' + vars.currentImage.attr('src') + '") no-repeat -' + ((sliceWidth + (i * sliceWidth)) - sliceWidth) + 'px 0%'
							}));
						} else {
							slider.append($('<div class="nivo-slice"></div>').css({
								left: (sliceWidth * i) + 'px',
								width: sliceWidth + 'px',
								height: '0px',
								opacity: '0',
								background: 'url("' + vars.currentImage.attr('src') + '") no-repeat -' + ((sliceWidth + (i * sliceWidth)) - sliceWidth) + 'px 0%'
							}));
						}
					}
				}
			var createBoxes = function (slider, settings, vars) {
					var boxWidth = Math.round(slider.width() / settings.boxCols);
					var boxHeight = Math.round(slider.height() / settings.boxRows);
					for (var rows = 0; rows < settings.boxRows; rows++) {
						for (var cols = 0; cols < settings.boxCols; cols++) {
							if (cols == settings.boxCols - 1) {
								slider.append($('<div class="nivo-box"></div>').css({
									opacity: 0,
									left: (boxWidth * cols) + 'px',
									top: (boxHeight * rows) + 'px',
									width: (slider.width() - (boxWidth * cols)) + 'px',
									height: boxHeight + 'px',
									background: 'url("' + vars.currentImage.attr('src') + '") no-repeat -' + ((boxWidth + (cols * boxWidth)) - boxWidth) + 'px -' + ((boxHeight + (rows * boxHeight)) - boxHeight) + 'px'
								}));
							} else {
								slider.append($('<div class="nivo-box"></div>').css({
									opacity: 0,
									left: (boxWidth * cols) + 'px',
									top: (boxHeight * rows) + 'px',
									width: boxWidth + 'px',
									height: boxHeight + 'px',
									background: 'url("' + vars.currentImage.attr('src') + '") no-repeat -' + ((boxWidth + (cols * boxWidth)) - boxWidth) + 'px -' + ((boxHeight + (rows * boxHeight)) - boxHeight) + 'px'
								}));
							}
						}
					}
				}
			var nivoRun = function (slider, kids, settings, nudge) {
					var vars = slider.data('nivo:vars');
					if (vars && (vars.currentSlide == vars.totalSlides - 1)) {
						settings.lastSlide.call(this);
					}
					if ((!vars || vars.stop) && !nudge) return false;
					settings.beforeChange.call(this);
					if (!nudge) {
						slider.css('background', 'url("' + vars.currentImage.attr('src') + '") no-repeat');
					} else {
						if (nudge == 'prev') {
							slider.css('background', 'url("' + vars.currentImage.attr('src') + '") no-repeat');
						}
						if (nudge == 'next') {
							slider.css('background', 'url("' + vars.currentImage.attr('src') + '") no-repeat');
						}
					}
					vars.currentSlide++;
					if (vars.currentSlide == vars.totalSlides) {
						vars.currentSlide = 0;
						settings.slideshowEnd.call(this);
					}
					if (vars.currentSlide < 0) vars.currentSlide = (vars.totalSlides - 1);
					if ($(kids[vars.currentSlide]).is('img')) {
						vars.currentImage = $(kids[vars.currentSlide]);
					} else {
						vars.currentImage = $(kids[vars.currentSlide]).find('img:first');
					}
					if (settings.controlNav) {
						$('.nivo-controlNav a', slider).removeClass('active');
						$('.nivo-controlNav a:eq(' + vars.currentSlide + ')', slider).addClass('active');
					}
					processCaption(settings);
					$('.nivo-slice', slider).remove();
					$('.nivo-box', slider).remove();
					if (settings.effect == 'random') {
						var anims = new Array('sliceDownRight', 'sliceDownLeft', 'sliceUpRight', 'sliceUpLeft', 'sliceUpDown', 'sliceUpDownLeft', 'fold', 'fade', 'boxRandom', 'boxRain', 'boxRainReverse', 'boxRainGrow', 'boxRainGrowReverse');
						vars.randAnim = anims[Math.floor(Math.random() * (anims.length + 1))];
						if (vars.randAnim == undefined) vars.randAnim = 'fade';
					}
					if (settings.effect.indexOf(',') != -1) {
						var anims = settings.effect.split(',');
						vars.randAnim = anims[Math.floor(Math.random() * (anims.length))];
						if (vars.randAnim == undefined) vars.randAnim = 'fade';
					}
					vars.running = true;
					if (settings.effect == 'sliceDown' || settings.effect == 'sliceDownRight' || vars.randAnim == 'sliceDownRight' || settings.effect == 'sliceDownLeft' || vars.randAnim == 'sliceDownLeft') {
						createSlices(slider, settings, vars);
						var timeBuff = 0;
						var i = 0;
						var slices = $('.nivo-slice', slider);
						if (settings.effect == 'sliceDownLeft' || vars.randAnim == 'sliceDownLeft') slices = $('.nivo-slice', slider)._reverse();
						slices.each(function () {
							var slice = $(this);
							slice.css({
								'top': '0px'
							});
							if (i == settings.slices - 1) {
								setTimeout(function () {
									slice.animate({
										height: '100%',
										opacity: '1.0'
									}, settings.animSpeed, '', function () {
										slider.trigger('nivo:animFinished');
									});
								}, (100 + timeBuff));
							} else {
								setTimeout(function () {
									slice.animate({
										height: '100%',
										opacity: '1.0'
									}, settings.animSpeed);
								}, (100 + timeBuff));
							}
							timeBuff += 50;
							i++;
						});
					} else if (settings.effect == 'sliceUp' || settings.effect == 'sliceUpRight' || vars.randAnim == 'sliceUpRight' || settings.effect == 'sliceUpLeft' || vars.randAnim == 'sliceUpLeft') {
						createSlices(slider, settings, vars);
						var timeBuff = 0;
						var i = 0;
						var slices = $('.nivo-slice', slider);
						if (settings.effect == 'sliceUpLeft' || vars.randAnim == 'sliceUpLeft') slices = $('.nivo-slice', slider)._reverse();
						slices.each(function () {
							var slice = $(this);
							slice.css({
								'bottom': '0px'
							});
							if (i == settings.slices - 1) {
								setTimeout(function () {
									slice.animate({
										height: '100%',
										opacity: '1.0'
									}, settings.animSpeed, '', function () {
										slider.trigger('nivo:animFinished');
									});
								}, (100 + timeBuff));
							} else {
								setTimeout(function () {
									slice.animate({
										height: '100%',
										opacity: '1.0'
									}, settings.animSpeed);
								}, (100 + timeBuff));
							}
							timeBuff += 50;
							i++;
						});
					} else if (settings.effect == 'sliceUpDown' || settings.effect == 'sliceUpDownRight' || vars.randAnim == 'sliceUpDown' || settings.effect == 'sliceUpDownLeft' || vars.randAnim == 'sliceUpDownLeft') {
						createSlices(slider, settings, vars);
						var timeBuff = 0;
						var i = 0;
						var v = 0;
						var slices = $('.nivo-slice', slider);
						if (settings.effect == 'sliceUpDownLeft' || vars.randAnim == 'sliceUpDownLeft') slices = $('.nivo-slice', slider)._reverse();
						slices.each(function () {
							var slice = $(this);
							if (i == 0) {
								slice.css('top', '0px');
								i++;
							} else {
								slice.css('bottom', '0px');
								i = 0;
							}
							if (v == settings.slices - 1) {
								setTimeout(function () {
									slice.animate({
										height: '100%',
										opacity: '1.0'
									}, settings.animSpeed, '', function () {
										slider.trigger('nivo:animFinished');
									});
								}, (100 + timeBuff));
							} else {
								setTimeout(function () {
									slice.animate({
										height: '100%',
										opacity: '1.0'
									}, settings.animSpeed);
								}, (100 + timeBuff));
							}
							timeBuff += 50;
							v++;
						});
					} else if (settings.effect == 'fold' || vars.randAnim == 'fold') {
						createSlices(slider, settings, vars);
						var timeBuff = 0;
						var i = 0;
						$('.nivo-slice', slider).each(function () {
							var slice = $(this);
							var origWidth = slice.width();
							slice.css({
								top: '0px',
								height: '100%',
								width: '0px'
							});
							if (i == settings.slices - 1) {
								setTimeout(function () {
									slice.animate({
										width: origWidth,
										opacity: '1.0'
									}, settings.animSpeed, '', function () {
										slider.trigger('nivo:animFinished');
									});
								}, (100 + timeBuff));
							} else {
								setTimeout(function () {
									slice.animate({
										width: origWidth,
										opacity: '1.0'
									}, settings.animSpeed);
								}, (100 + timeBuff));
							}
							timeBuff += 50;
							i++;
						});
					} else if (settings.effect == 'fade' || vars.randAnim == 'fade') {
						createSlices(slider, settings, vars);
						var firstSlice = $('.nivo-slice:first', slider);
						firstSlice.css({
							'height': '100%',
							'width': slider.width() + 'px'
						});
						firstSlice.animate({
							opacity: '1.0'
						}, (settings.animSpeed * 2), '', function () {
							slider.trigger('nivo:animFinished');
						});
					} else if (settings.effect == 'slideInRight' || vars.randAnim == 'slideInRight') {
						createSlices(slider, settings, vars);
						var firstSlice = $('.nivo-slice:first', slider);
						firstSlice.css({
							'height': '100%',
							'width': '0px',
							'opacity': '1'
						});
						firstSlice.animate({
							width: slider.width() + 'px'
						}, (settings.animSpeed * 2), '', function () {
							slider.trigger('nivo:animFinished');
						});
					} else if (settings.effect == 'slideInLeft' || vars.randAnim == 'slideInLeft') {
						createSlices(slider, settings, vars);
						var firstSlice = $('.nivo-slice:first', slider);
						firstSlice.css({
							'height': '100%',
							'width': '0px',
							'opacity': '1',
							'left': '',
							'right': '0px'
						});
						firstSlice.animate({
							width: slider.width() + 'px'
						}, (settings.animSpeed * 2), '', function () {
							firstSlice.css({
								'left': '0px',
								'right': ''
							});
							slider.trigger('nivo:animFinished');
						});
					} else if (settings.effect == 'boxRandom' || vars.randAnim == 'boxRandom') {
						createBoxes(slider, settings, vars);
						var totalBoxes = settings.boxCols * settings.boxRows;
						var i = 0;
						var timeBuff = 0;
						var boxes = shuffle($('.nivo-box', slider));
						boxes.each(function () {
							var box = $(this);
							if (i == totalBoxes - 1) {
								setTimeout(function () {
									box.animate({
										opacity: '1'
									}, settings.animSpeed, '', function () {
										slider.trigger('nivo:animFinished');
									});
								}, (100 + timeBuff));
							} else {
								setTimeout(function () {
									box.animate({
										opacity: '1'
									}, settings.animSpeed);
								}, (100 + timeBuff));
							}
							timeBuff += 20;
							i++;
						});
					} else if (settings.effect == 'boxRain' || vars.randAnim == 'boxRain' || settings.effect == 'boxRainReverse' || vars.randAnim == 'boxRainReverse' || settings.effect == 'boxRainGrow' || vars.randAnim == 'boxRainGrow' || settings.effect == 'boxRainGrowReverse' || vars.randAnim == 'boxRainGrowReverse') {
						createBoxes(slider, settings, vars);
						var totalBoxes = settings.boxCols * settings.boxRows;
						var i = 0;
						var timeBuff = 0;
						var rowIndex = 0;
						var colIndex = 0;
						var box2Darr = new Array();
						box2Darr[rowIndex] = new Array();
						var boxes = $('.nivo-box', slider);
						if (settings.effect == 'boxRainReverse' || vars.randAnim == 'boxRainReverse' || settings.effect == 'boxRainGrowReverse' || vars.randAnim == 'boxRainGrowReverse') {
							boxes = $('.nivo-box', slider)._reverse();
						}
						boxes.each(function () {
							box2Darr[rowIndex][colIndex] = $(this);
							colIndex++;
							if (colIndex == settings.boxCols) {
								rowIndex++;
								colIndex = 0;
								box2Darr[rowIndex] = new Array();
							}
						});
						for (var cols = 0; cols < (settings.boxCols * 2); cols++) {
							var prevCol = cols;
							for (var rows = 0; rows < settings.boxRows; rows++) {
								if (prevCol >= 0 && prevCol < settings.boxCols) {
									(function (row, col, time, i, totalBoxes) {
										var box = $(box2Darr[row][col]);
										var w = box.width();
										var h = box.height();
										if (settings.effect == 'boxRainGrow' || vars.randAnim == 'boxRainGrow' || settings.effect == 'boxRainGrowReverse' || vars.randAnim == 'boxRainGrowReverse') {
											box.width(0).height(0);
										}
										if (i == totalBoxes - 1) {
											setTimeout(function () {
												box.animate({
													opacity: '1',
													width: w,
													height: h
												}, settings.animSpeed / 1.3, '', function () {
													slider.trigger('nivo:animFinished');
												});
											}, (100 + time));
										} else {
											setTimeout(function () {
												box.animate({
													opacity: '1',
													width: w,
													height: h
												}, settings.animSpeed / 1.3);
											}, (100 + time));
										}
									})(rows, prevCol, timeBuff, i, totalBoxes);
									i++;
								}
								prevCol--;
							}
							timeBuff += 100;
						}
					}
				}
			var shuffle = function (arr) {
					for (var j, x, i = arr.length; i; j = parseInt(Math.random() * i), x = arr[--i], arr[i] = arr[j], arr[j] = x);
					return arr;
				}
			var trace = function (msg) {
					if (this.console && typeof console.log != "undefined") console.log(msg);
				}
			this.stop = function () {
				if (!$(element).data('nivo:vars').stop) {
					$(element).data('nivo:vars').stop = true;
					trace('Stop Slider');
				}
			}
			this.start = function () {
				if ($(element).data('nivo:vars').stop) {
					$(element).data('nivo:vars').stop = false;
					trace('Start Slider');
				}
			}
			settings.afterLoad.call(this);
			return this;
		};
	$.fn.nivoSlider = function (options) {
		return this.each(function (key, value) {
			var element = $(this);
			if (element.data('nivoslider')) return element.data('nivoslider');
			var nivoslider = new NivoSlider(this, options);
			element.data('nivoslider', nivoslider);
		});
	};
	$.fn.nivoSlider.defaults = {
		effect: 'random',
		slices: 15,
		boxCols: 8,
		boxRows: 4,
		animSpeed: 500,
		pauseTime: 3000,
		startSlide: 0,
		directionNav: true,
		directionNavHide: true,
		controlNav: true,
		controlNavThumbs: false,
		controlNavThumbsFromRel: false,
		controlNavThumbsSearch: '.jpg',
		controlNavThumbsReplace: '_thumb.jpg',
		keyboardNav: true,
		pauseOnHover: true,
		manualAdvance: false,
		captionOpacity: 0.8,
		prevText: 'Prev',
		nextText: 'Next',
		beforeChange: function () {},
		afterChange: function () {},
		slideshowEnd: function () {},
		lastSlide: function () {},
		afterLoad: function () {}
	};
	$.fn._reverse = [].reverse;
})(jQuery);