/*!
 * jQuery Cycle Lite Plugin
 * http://malsup.com/jquery/cycle/lite/
 * Copyright (c) 2008-2011 M. Alsup
 * Version: 1.3.1 (07-OCT-2011)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 * Requires: jQuery v1.3.2 or later
 */
;(function($) {

var ver = 'Lite-1.3';

$.fn.cycle = function(options) {
    return this.each(function() {
        options = options || {};
        
        if (this.cycleTimeout) clearTimeout(this.cycleTimeout);
        this.cycleTimeout = 0;
        this.cyclePause = 0;
        
        var $cont = $(this);
        var $slides = options.slideExpr ? $(options.slideExpr, this) : $cont.children();
        var els = $slides.get();
        if (els.length < 2) {
            window.console && console.log('terminating; too few slides: ' + els.length);
            return; // don't bother
        }

        // support metadata plugin (v1.0 and v2.0)
        var opts = $.extend({}, $.fn.cycle.defaults, options || {}, $.metadata ? $cont.metadata() : $.meta ? $cont.data() : {});
		var meta = $.isFunction($cont.data) ? $cont.data(opts.metaAttr) : null;
		if (meta)
			opts = $.extend(opts, meta);
            
        opts.before = opts.before ? [opts.before] : [];
        opts.after = opts.after ? [opts.after] : [];
        opts.after.unshift(function(){ opts.busy=0; });
            
        // allow shorthand overrides of width, height and timeout
        var cls = this.className;
        opts.width = parseInt((cls.match(/w:(\d+)/)||[])[1]) || opts.width;
        opts.height = parseInt((cls.match(/h:(\d+)/)||[])[1]) || opts.height;
        opts.timeout = parseInt((cls.match(/t:(\d+)/)||[])[1]) || opts.timeout;

        if ($cont.css('position') == 'static') 
            $cont.css('position', 'relative');
        if (opts.width) 
            $cont.width(opts.width);
        if (opts.height && opts.height != 'auto') 
            $cont.height(opts.height);

        var first = 0;
        $slides.css({position: 'absolute', top:0, left:0}).each(function(i) { 
            $(this).css('z-index', els.length-i) 
        });
        
        $(els[first]).css('opacity',1).show(); // opacity bit needed to handle reinit case
        if ($.browser.msie) els[first].style.removeAttribute('filter');

        if (opts.fit && opts.width) 
            $slides.width(opts.width);
        if (opts.fit && opts.height && opts.height != 'auto') 
            $slides.height(opts.height);
        if (opts.pause) 
            $cont.hover(function(){this.cyclePause=1;}, function(){this.cyclePause=0;});

        var txFn = $.fn.cycle.transitions[opts.fx];
		txFn && txFn($cont, $slides, opts);
        
        $slides.each(function() {
            var $el = $(this);
            this.cycleH = (opts.fit && opts.height) ? opts.height : $el.height();
            this.cycleW = (opts.fit && opts.width) ? opts.width : $el.width();
        });

        if (opts.cssFirst)
            $($slides[first]).css(opts.cssFirst);

        if (opts.timeout) {
            // ensure that timeout and speed settings are sane
            if (opts.speed.constructor == String)
                opts.speed = {slow: 600, fast: 200}[opts.speed] || 400;
            if (!opts.sync)
                opts.speed = opts.speed / 2;
            while((opts.timeout - opts.speed) < 250)
                opts.timeout += opts.speed;
        }
        opts.speedIn = opts.speed;
        opts.speedOut = opts.speed;

 		opts.slideCount = els.length;
        opts.currSlide = first;
        opts.nextSlide = 1;

        // fire artificial events
        var e0 = $slides[first];
        if (opts.before.length)
            opts.before[0].apply(e0, [e0, e0, opts, true]);
        if (opts.after.length > 1)
            opts.after[1].apply(e0, [e0, e0, opts, true]);
        
        if (opts.click && !opts.next)
            opts.next = opts.click;
        if (opts.next)
            $(opts.next).bind('click', function(){return advance(els,opts,opts.rev?-1:1)});
        if (opts.prev)
            $(opts.prev).bind('click', function(){return advance(els,opts,opts.rev?1:-1)});

        if (opts.timeout)
            this.cycleTimeout = setTimeout(function() {
                go(els,opts,0,!opts.rev)
            }, opts.timeout + (opts.delay||0));
    });
};

function go(els, opts, manual, fwd) {
    if (opts.busy) return;
    var p = els[0].parentNode, curr = els[opts.currSlide], next = els[opts.nextSlide];
    if (p.cycleTimeout === 0 && !manual) 
        return;

    if (manual || !p.cyclePause) {
        if (opts.before.length)
            $.each(opts.before, function(i,o) { o.apply(next, [curr, next, opts, fwd]); });
        var after = function() {
            if ($.browser.msie)
                this.style.removeAttribute('filter');
            $.each(opts.after, function(i,o) { o.apply(next, [curr, next, opts, fwd]); });
            queueNext();
        };

        if (opts.nextSlide != opts.currSlide) {
            opts.busy = 1;
            $.fn.cycle.custom(curr, next, opts, after);
        }
        var roll = (opts.nextSlide + 1) == els.length;
        opts.nextSlide = roll ? 0 : opts.nextSlide+1;
        opts.currSlide = roll ? els.length-1 : opts.nextSlide-1;
    }
    
    function queueNext() {
        if (opts.timeout)
            p.cycleTimeout = setTimeout(function() { go(els,opts,0,!opts.rev) }, opts.timeout);
    }
};

// advance slide forward or back
function advance(els, opts, val) {
    var p = els[0].parentNode, timeout = p.cycleTimeout;
    if (timeout) {
        clearTimeout(timeout);
        p.cycleTimeout = 0;
    }
    opts.nextSlide = opts.currSlide + val;
    if (opts.nextSlide < 0) {
        opts.nextSlide = els.length - 1;
    }
    else if (opts.nextSlide >= els.length) {
        opts.nextSlide = 0;
    }
    go(els, opts, 1, val>=0);
    return false;
};

$.fn.cycle.custom = function(curr, next, opts, cb) {
    var $l = $(curr), $n = $(next);
    $n.css(opts.cssBefore);
    var fn = function() {$n.animate(opts.animIn, opts.speedIn, opts.easeIn, cb)};
    $l.animate(opts.animOut, opts.speedOut, opts.easeOut, function() {
        $l.css(opts.cssAfter);
        if (!opts.sync) fn();
    });
    if (opts.sync) fn();
};

$.fn.cycle.transitions = {
    fade: function($cont, $slides, opts) {
		$slides.not(':eq(0)').hide();
		opts.cssBefore = { opacity: 0, display: 'block' };
		opts.cssAfter  = { display: 'none' };
		opts.animOut = { opacity: 0 };
		opts.animIn = { opacity: 1 };
    },
    fadeout: function($cont, $slides, opts) {
		opts.before.push(function(curr,next,opts,fwd) {
			$(curr).css('zIndex',opts.slideCount + (fwd === true ? 1 : 0));
			$(next).css('zIndex',opts.slideCount + (fwd === true ? 0 : 1));
		});
		$slides.not(':eq(0)').hide();
		opts.cssBefore = { opacity: 1, display: 'block', zIndex: 1 };
		opts.cssAfter  = { display: 'none', zIndex: 0 };
		opts.animOut = { opacity: 0 };
    }
};

$.fn.cycle.ver = function() { return ver; };

// @see: http://malsup.com/jquery/cycle/lite/
$.fn.cycle.defaults = {
	animIn:        {},
	animOut:       {},
	fx:           'fade',
    after:         null, 
    before:        null, 
	cssBefore:     {},
	cssAfter:      {},
    delay:         0,    
    fit:           0,    
    height:       'auto',
	metaAttr:     'cycle',
    next:          null, 
    pause:         0,    
    prev:          null, 
    speed:         1000, 
    slideExpr:     null,
    sync:          1,    
    timeout:       4000 
};

})(jQuery);

/**
 * jCarouselLite - jQuery plugin to navigate images/any content in a carousel style widget.
 * @requires jQuery v1.2 or above
 *
 * http://gmarwaha.com/jquery/jcarousellite/
 *
 * Copyright (c) 2007 Ganeshji Marwaha (gmarwaha.com)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 *
 * Version: 1.0.1
 * Note: Requires jquery 1.2 or above from version 1.0.1
 * 
 * With hoverPause patch
 */

(function($) {                                          // Compliant with jquery.noConflict()
$.fn.jCarouselLite = function(o) {
    o = $.extend({
        btnPrev: null,
        btnNext: null,
        btnGo: null,
        mouseWheel: false,
        auto: null,
        hoverPause: false,

        speed: 200,
        easing: null,

        vertical: false,
        circular: true,
        visible: 3,
        start: 0,
        scroll: 1,

        beforeStart: null,
        afterEnd: null
    }, o || {});

    return this.each(function() {                           // Returns the element collection. Chainable.

        var running = false, animCss=o.vertical?"top":"left", sizeCss=o.vertical?"height":"width";
        var div = $(this), ul = $("ul", div), tLi = $("li", ul), tl = tLi.size(), v = o.visible;

        if(o.circular) {
            ul.prepend(tLi.slice(tl-v+1).clone())
              .append(tLi.slice(0,o.scroll).clone());
            o.start += v-1;
        }

        var li = $("li", ul), itemLength = li.size(), curr = o.start;
        div.css("visibility", "visible");

        li.css({overflow: "hidden", float: o.vertical ? "none" : "left"});
        ul.css({margin: "0", padding: "0", position: "relative", "list-style-type": "none", "z-index": "1"});
        div.css({overflow: "hidden", position: "relative", "z-index": "2", left: "0px"});

        var liSize = o.vertical ? height(li) : width(li);   // Full li size(incl margin)-Used for animation
        var ulSize = liSize * itemLength;                   // size of full ul(total length, not just for the visible items)
        var divSize = liSize * v;                           // size of entire div(total length for just the visible items)

        li.css({width: li.width(), height: li.height()});
        ul.css(sizeCss, ulSize+"px").css(animCss, -(curr*liSize));

        div.css(sizeCss, divSize+"px");                     // Width of the DIV. length of visible images

        if(o.btnPrev) {
            $(o.btnPrev).click(function() {
                return go(curr-o.scroll);
            });
            if(o.hoverPause) {
                $(o.btnPrev).hover(function(){stopAuto();}, function(){startAuto();});
            }
        }


        if(o.btnNext) {
            $(o.btnNext).click(function() {
                return go(curr+o.scroll);
            });
            if(o.hoverPause) {
                $(o.btnNext).hover(function(){stopAuto();}, function(){startAuto();});
            }
        }

        if(o.btnGo)
            $.each(o.btnGo, function(i, val) {
                $(val).click(function() {
                    return go(o.circular ? o.visible+i : i);
                });
            });

        if(o.mouseWheel && div.mousewheel)
            div.mousewheel(function(e, d) {
                return d>0 ? go(curr-o.scroll) : go(curr+o.scroll);
            });

        var autoInterval;

        function startAuto() {
          stopAuto();
          autoInterval = setInterval(function() {
                  go(curr+o.scroll);
              }, o.auto+o.speed);
        };

        function stopAuto() {
            clearInterval(autoInterval);
        };

        if(o.auto) {
            if(o.hoverPause) {
                div.hover(function(){stopAuto();}, function(){startAuto();});
            }
            startAuto();
        };

        function vis() {
            return li.slice(curr).slice(0,v);
        };

        function go(to) {
            if(!running) {

                if(o.beforeStart)
                    o.beforeStart.call(this, vis());

                if(o.circular) {            // If circular we are in first or last, then goto the other end
                    if(to<0) {           // If before range, then go around
                        ul.css(animCss, -( (curr + tl) * liSize)+"px");
                        curr = to + tl;
                    } else if(to>itemLength-v) { // If beyond range, then come around
                        ul.css(animCss, -( (curr - tl) * liSize ) + "px" );
                        curr = to - tl;
                    } else curr = to;
                } else {                    // If non-circular and to points to first or last, we just return.
                    if(to<0 || to>itemLength-v) return;
                    else curr = to;
                }                           // If neither overrides it, the curr will still be "to" and we can proceed.

                running = true;

                ul.animate(
                    animCss == "left" ? { left: -(curr*liSize) } : { top: -(curr*liSize) } , o.speed, o.easing,
                    function() {
                        if(o.afterEnd)
                            o.afterEnd.call(this, vis());
                        running = false;
                    }
                );
                // Disable buttons when the carousel reaches the last/first, and enable when not
                if(!o.circular) {
                    $(o.btnPrev + "," + o.btnNext).removeClass("disabled");
                    $( (curr-o.scroll<0 && o.btnPrev)
                        ||
                       (curr+o.scroll > itemLength-v && o.btnNext)
                        ||
                       []
                     ).addClass("disabled");
                }

            }
            return false;
        };
    });
};

function css(el, prop) {
    return parseInt($.css(el[0], prop)) || 0;
};
function width(el) {
    return  el[0].offsetWidth + css(el, 'marginLeft') + css(el, 'marginRight');
};
function height(el) {
    return el[0].offsetHeight + css(el, 'marginTop') + css(el, 'marginBottom');
};

})(jQuery);