/* 
* jQuery slideShow v1.1.2
*/

jQuery.fn.slideShow = function(_options){    
	// defaults options	    
	var _options = jQuery.extend({		
		slideEl:'div.img-hold img',
		linkNext:'a.next',		
		linkPrev:'a.prev',		
		linkPause:'a.pause',		
		numElementLink:'div.nav li a',		
		duration:500,		
		autoSlideShow:true,		
		switchTime:12000,	
		startingSlide: 1,
		event:'click',		
		currentEl:'#footer span.cur',		
		allEl:'#footer span.all'    
	},_options);
    return this.each(function(){
	    var _THIS = jQuery(this);
		var _linkNext = false, _linkPrev = false, _linkPause = false, _numElementLink = false, _numElement = false;
		var _slideEl = $(_options.slideEl, _THIS);
		var _elTagName = _options.slideEl;
		if (_options.linkNext)
			var _linkNext = $(_options.linkNext, _THIS).length ? $(_options.linkNext, _THIS) : false;
		if (_options.linkPrev)
			var _linkPrev = $(_options.linkPrev, _THIS).length ? $(_options.linkPrev, _THIS) : false;
		if (_options.linkPause)
			var _linkPause = $(_options.linkPause, _THIS).length ? $(_options.linkPause, _THIS) : false;
		if (_options.numElementLink) {
			var _numElementLink = $(_options.numElementLink, _THIS).length ? $(_options.numElementLink, _THIS) : false;
			var _numElement = $(_options.numElementLink, _THIS).length ? _numElementLink.parent() : false;
		}
		var _duration = _options.duration;
		var _switchTime = _options.switchTime;
		var _numElActive, _n, _timer = false, _hover = false;
		
		if (!_slideEl.filter('.active').length)
				_slideEl.eq(0).addClass('active');
				
		$(_slideEl).not(".active").css('display','none');
		
		if ($(_numElement).length) {activeNumEl()}
		
		if (_options.autoSlideShow) {
				_timer = setTimeout(function(){nextEl()},_switchTime);
				contentHover();
		}
		if (_linkNext) {
				$(_linkNext).click(function(){
                        clearTimeout(_timer);
						if (_linkPause.length) {
							if (!_linkPause.is('.play'))
                                _timer = setTimeout(function(){nextEl()},_switchTime);
						} else {
							_timer = setTimeout(function(){nextEl()},_switchTime);
						}
						setNextClass();
						fadeElement();
						activeNumEl();
						return false;
				});
		}
		if (_linkPrev) {	
				$(_linkPrev).click(function(){
						clearTimeout(_timer);
						if (_linkPause.length) {
							if (!_linkPause.is('.play'))
                                _timer = setTimeout(function(){nextEl()},_switchTime);
						} else {
							_timer = setTimeout(function(){nextEl()},_switchTime);
						}
						if ($(_slideEl).filter(".active").prev().is(_elTagName)) {
							$(_slideEl).filter(".active").prev().addClass("next");
						} else {
							$(_slideEl).filter(":last-child").addClass("next");
						}
						fadeElement();
						activeNumEl();
						return false;
				});
		}
		if (_linkPause) {	
				if (!_options.autoSlideShow) {
					_linkPause.addClass('play');
					_options.autoSlideShow = true;
					if (!_hover) contentHover();
				}
				$(_linkPause).click(function(){
						if (!_linkPause.is('.play')) {
							clearTimeout(_timer);
							_linkPause.addClass('play').text('Start Slideshow');
						} else {
							_linkPause.removeClass('play').text('Stop Slideshow');
							_timer = setTimeout(function(){nextEl()},_switchTime);
						}
						return false;
				});
		}
		if (_numElementLink) {
			$(_numElementLink).bind(_options.event, function(){
					if (_timer) {
							clearTimeout(_timer);
							_timer = setTimeout(function(){nextEl()},_switchTime);
					}
					_n = _numElement.index($(this).parent());
					if (!$(_slideEl).eq(_n).hasClass("active")){
						$(_slideEl).eq(_n).addClass("next");
						fadeElement();
						activeNumEl();
					}
					return false;
			});
		}
		if (_options.currentEl || _options.allEl) {
				_THIS.all = _slideEl.length;
				$(_options.allEl, _THIS).html(_THIS.all);
				function currentNum() {
					var _index = _slideEl.index(_slideEl.filter('.active')) + 1;
					$(_options.currentEl, _THIS).html(_index);
				}
				currentNum();
		}
		function contentHover() {
			_hover = true;
			_slideEl.hover(function() {
					if (_timer) clearTimeout(_timer);
			}, function(){
					if (_linkPause.length) {
						if (!_linkPause.is('.play'))
							_timer = setTimeout(function(){nextEl()},_switchTime);
					} else {
						_timer = setTimeout(function(){nextEl()},_switchTime);
					}
			});			
		}
		function nextEl(){
				setNextClass();
				fadeElement();
				activeNumEl();
                if (_linkPause.length) {
					if (!_linkPause.is('.play'))
						_timer = setTimeout(function(){nextEl()},_switchTime);
				} else {
					_timer = setTimeout(function(){nextEl()},_switchTime);
				}
		};
        function setNextClass(){
                if ($(_slideEl).filter(".active").next().is(_elTagName)){
					$(_slideEl).filter(".active").next().addClass("next");
				} else {
					$(_slideEl).eq(0).addClass("next");
				}
        }
		function activeNumEl() {
				$(_numElement).removeClass("active");
				_numElActive = $(_slideEl).index($(_slideEl).filter(".active")[0]);
				$(_numElement).eq(_numElActive).addClass("active");
		};
		function fadeElement(){
				var _active = $(_slideEl).filter(".active");
				_active.removeClass("active");
				$(_slideEl).filter(".next").fadeIn(_duration, function(){
					_active.hide()	
				}).addClass("active").removeClass("next");
				if (_options.currentEl || _options.allEl) currentNum();
		};
    });
}