/******************************************************************************
Name:    Highslide JS
Version: 4.0.7 (Oct 9 2008)
Config:  default +slideshow +positioning +transitions
Author:  Torstein Hшnsi
Support: http://highslide.com/support

Licence:
Highslide JS is licensed under a Creative Commons Attribution-NonCommercial 2.5
License (http://creativecommons.org/licenses/by-nc/2.5/).

You are free:
    * to copy, distribute, display, and perform the work
    * to make derivative works

Under the following conditions:
    * Attribution. You must attribute the work in the manner  specified by  the
      author or licensor.
    * Noncommercial. You may not use this work for commercial purposes.

* For  any  reuse  or  distribution, you  must make clear to others the license
  terms of this work.
* Any  of  these  conditions  can  be  waived  if  you  get permission from the
  copyright holder.

Your fair use and other rights are in no way affected by the above.
******************************************************************************/

var hs = {
// Language strings
lang : {
    loadingText : '',
    loadingTitle : 'Нажмите для отмены',
    focusTitle : 'Click to bring to front',
    fullExpandTitle : 'Expand to actual size',
    creditsText : ' ООО «Галеон-СИТИ»',
    creditsTitle : '',
    previousText : 'Предыдущая страница',
    nextText : 'Следующая страница',
    moveText : 'Перенести окно',
    closeText : 'Закрыть окно',
    closeTitle : 'Закрыть окно (esc)',
    resizeTitle : 'Изменить размер',
    playText : 'Смотреть',
    playTitle : 'Смотреть слайдшоу (spacebar)',
    pauseText : 'Пауза',
    pauseTitle : 'Пауза (spacebar)',
    previousTitle : 'Предыдущая страница (стрелка left)',
    nextTitle : 'Следующая страница(стрелка right)',
    moveTitle : 'Перенести окно',
    fullExpandText : 'Полный размер',
    number: '%1 / %2',
    restoreTitle : 'Нажмите на изображение, чтобы закрыть окно.'
},
// See http://highslide.com/ref for examples of settings
graphicsDir : 'graphics/',
restoreCursor : 'zoomout.cur', // necessary for preload
expandSteps : 5, // number of steps in zoom. Each step lasts for duration/step milliseconds.
expandDuration : 250, // milliseconds
restoreSteps : 10,
restoreDuration : 250,
marginLeft : 15,
marginRight : 15,
marginTop : 15,
marginBottom : 15,
zIndexCounter : 1001, // adjust to other absolutely positioned elements
loadingOpacity : 0.75,
allowMultipleInstances: true,
numberOfImagesToPreload : 5,
outlineWhileAnimating : 0, // 0 = never, 1 = always, 2 = HTML only
outlineStartOffset : 3, // ends at 10
fullExpandPosition : 'bottom right',
fullExpandOpacity : 1,
padToMinWidth : false, // pad the popup width to make room for wide caption
showCredits : false, // you can set this to false if you want
creditsHref : 'http://www.mdc-design.com',
enableKeyListener : true,
transitions : [],
transitionDuration: 200,
dimmingOpacity: 0, // Lightbox style dimming background
dimmingDuration: 5, // 0 for instant dimming

anchor : 'auto', // where the image expands from
align : 'auto', // position in the client (overrides anchor)
targetX: null, // the id of a target element
targetY: null,
dragByHeading: true,
minWidth: 564,
minHeight: 375,
allowSizeReduction: true, // allow the image to reduce to fit client size. If false, this overrides minWidth and minHeight
outlineType : 'drop-shadow', // set null to disable outlines
wrapperClassName : 'highslide-wrapper', // for enhanced css-control
skin : {
    controls:
        '<div class="highslide-controls"><ul>'+
            '<li class="highslide-previous">'+
                '<a href="#" title="{hs.lang.previousTitle}">'+
                '<span>{hs.lang.previousText}</span></a>'+
            '</li>'+
            '<li class="highslide-play">'+
                '<a href="#" title="{hs.lang.playTitle}">'+
                '<span>{hs.lang.playText}</span></a>'+
            '</li>'+
            '<li class="highslide-pause">'+
                '<a href="#" title="{hs.lang.pauseTitle}">'+
                '<span>{hs.lang.pauseText}</span></a>'+
            '</li>'+
            '<li class="highslide-next">'+
                '<a href="#" title="{hs.lang.nextTitle}">'+
                '<span>{hs.lang.nextText}</span></a>'+
            '</li>'+
            '<li class="highslide-move">'+
                '<a href="#" title="{hs.lang.moveTitle}">'+
                '<span>{hs.lang.moveText}</span></a>'+
            '</li>'+
            '<li class="highslide-full-expand">'+
                '<a href="#" title="{hs.lang.fullExpandTitle}">'+
                '<span>{hs.lang.fullExpandText}</span></a>'+
            '</li>'+
            '<li class="highslide-close">'+
                '<a href="#" title="{hs.lang.closeTitle}" >'+
                '<span>{hs.lang.closeText}</span></a>'+
            '</li>'+
        '</ul></div>'
},
// END OF YOUR SETTINGS


// declare internal properties
preloadTheseImages : [],
continuePreloading: true,
expanders : [],
overrides : [
    'allowSizeReduction',
    'anchor',
    'align',
    'targetX',
    'targetY',
    'outlineType',
    'outlineWhileAnimating',
    'captionId',
    'captionText',
    'captionEval',
    'captionOverlay',
    'headingId',
    'headingText',
    'headingEval',
    'headingOverlay',
    'dragByHeading',
    'autoplay',
    'numberPosition',
    'transitions',
    'dimmingOpacity',

    'wrapperClassName',
    'minWidth',
    'minHeight',
    'maxWidth',
    'maxHeight',
    'slideshowGroup',
    'easing',
    'easingClose',
    'fadeInOut',
    'src'
],
overlays : [],
idCounter : 0,
oPos : {
    x: ['leftpanel', 'left', 'center', 'right', 'rightpanel'],
    y: ['above', 'top', 'middle', 'bottom', 'below']
},
mouse: {},
headingOverlay: {},
captionOverlay: {},
faders : [],

slideshows : [],

pendingOutlines : {},
clones : {},
ie : (document.all && !window.opera),
safari : /Safari/.test(navigator.userAgent),
geckoMac : /Macintosh.+rv:1\.[0-8].+Gecko/.test(navigator.userAgent),

$ : function (id) {
    return document.getElementById(id);
},

push : function (arr, val) {
    arr[arr.length] = val;
},

createElement : function (tag, attribs, styles, parent, nopad) {
    var el = document.createElement(tag);
    if (attribs) hs.setAttribs(el, attribs);
    if (nopad) hs.setStyles(el, {padding: 0, border: 'none', margin: 0});
    if (styles) hs.setStyles(el, styles);
    if (parent) parent.appendChild(el);
    return el;
},

setAttribs : function (el, attribs) {
    for (var x in attribs) el[x] = attribs[x];
},

setStyles : function (el, styles) {
    for (var x in styles) {
        if (hs.ie && x == 'opacity') {
            if (styles[x] > 0.99) el.style.removeAttribute('filter');
            else el.style.filter = 'alpha(opacity='+ (styles[x] * 100) +')';
        }
        else el.style[x] = styles[x];
    }
},

ieVersion : function () {
    var arr = navigator.appVersion.split("MSIE");
    return arr[1] ? parseFloat(arr[1]) : null;
},

getPageSize : function () {
    var d = document, w = window, iebody = d.compatMode && d.compatMode != 'BackCompat'
        ? d.documentElement : d.body;


    var b = d.body;
    var xScroll = (w.innerWidth && w.scrollMaxX)
            ? w.innerWidth + w.scrollMaxX : Math.max(b.scrollWidth, b.offsetWidth),
        yScroll = (w.innerHeight && window.scrollMaxY)
            ? w.innerHeight + w.scrollMaxY : Math.max(b.scrollHeight, b.offsetHeight),
        pageWidth = hs.ie ? iebody.scrollWidth :
            (d.documentElement.clientWidth || self.innerWidth),
          pageHeight = hs.ie ? Math.max(iebody.scrollHeight, iebody.clientHeight) :
            (d.documentElement.clientHeight || self.innerHeight);

    var width = hs.ie ? iebody.clientWidth :
            (d.documentElement.clientWidth || self.innerWidth),
        height = hs.ie ? iebody.clientHeight : self.innerHeight;

    return {
        pageWidth: Math.max(pageWidth, xScroll),
        pageHeight: Math.max(pageHeight, yScroll),
        width: width,
        height: height,
        scrollLeft: hs.ie ? iebody.scrollLeft : pageXOffset,
        scrollTop: hs.ie ? iebody.scrollTop : pageYOffset
    }
},

getPosition : function(el)    {
    var p = { x: el.offsetLeft, y: el.offsetTop };
    while (el.offsetParent)    {
        el = el.offsetParent;
        p.x += el.offsetLeft;
        p.y += el.offsetTop;
        if (el != document.body && el != document.documentElement) {
            p.x -= el.scrollLeft;
            p.y -= el.scrollTop;
        }
    }
    return p;
},
expand : function(a, params, custom, type) {
    if (!a) a = hs.createElement('a', null, { display: 'none' }, hs.container);
    if (typeof a.getParams == 'function') return params;
    try {
        new hs.Expander(a, params, custom);
        return false;
    } catch (e) { return true; }
},
getElementByClass : function (el, tagName, className) {
    var els = el.getElementsByTagName(tagName);
    for (var i = 0; i < els.length; i++) {
        if ((new RegExp(className)).test(els[i].className)) {
            return els[i];
        }
    }
    return null;
},
replaceLang : function(s) {
    s = s.replace(/\s/g, ' ');
    var re = /{hs\.lang\.([^}]+)\}/g,
        matches = s.match(re),
        lang;
    for (var i = 0; i < matches.length; i++) {
        lang = matches[i].replace(re, "$1");
        if (typeof hs.lang[lang] != 'undefined') s = s.replace(matches[i], hs.lang[lang]);
    }
    return s;
},


focusTopmost : function() {
    var topZ = 0, topmostKey = -1;
    for (var i = 0; i < hs.expanders.length; i++) {
        if (hs.expanders[i]) {
            if (hs.expanders[i].wrapper.style.zIndex && hs.expanders[i].wrapper.style.zIndex > topZ) {
                topZ = hs.expanders[i].wrapper.style.zIndex;

                topmostKey = i;
            }
        }
    }
    if (topmostKey == -1) hs.focusKey = -1;
    else hs.expanders[topmostKey].focus();
},

getParam : function (a, param) {
    a.getParams = a.onclick;
    var p = a.getParams ? a.getParams() : null;
    a.getParams = null;

    return (p && typeof p[param] != 'undefined') ? p[param] :
        (typeof hs[param] != 'undefined' ? hs[param] : null);
},

getSrc : function (a) {
    var src = hs.getParam(a, 'src');
    if (src) return src;
    return a.href;
},

getNode : function (id) {
    var node = hs.$(id), clone = hs.clones[id], a = {};
    if (!node && !clone) return null;
    if (!clone) {
        clone = node.cloneNode(true);
        clone.id = '';
        hs.clones[id] = clone;
        return node;
    } else {
        return clone.cloneNode(true);
    }
},

discardElement : function(d) {
    hs.garbageBin.appendChild(d);
    hs.garbageBin.innerHTML = '';
},
dim : function(exp) {
    if (!hs.dimmer) {
        hs.dimmer = hs.createElement ('div',
            {
                className: 'highslide-dimming',
                owner: '',
                onclick: function() {

                        hs.close();
                }
            },
            { position: 'absolute', left: 0 }, hs.container, true);
        hs.addEventListener(window, 'resize', hs.setDimmerSize);
    }
    hs.dimmer.style.display = '';
    hs.setDimmerSize();
    hs.dimmer.owner += '|'+ exp.key;
    if (hs.geckoMac && hs.dimmingGeckoFix)
        hs.dimmer.style.background = 'url('+ hs.graphicsDir + 'geckodimmer.png)';
    else
        hs.fade(hs.dimmer, 0, exp.dimmingOpacity, hs.dimmingDuration);
},
undim : function(key) {
    if (!hs.dimmer) return;
    if (typeof key != 'undefined') hs.dimmer.owner = hs.dimmer.owner.replace('|'+ key, '');
    if (
        (typeof key != 'undefined' && hs.dimmer.owner != '')
        || (hs.upcoming && hs.getParam(hs.upcoming, 'dimmingOpacity'))
    ) return;
    if (hs.geckoMac && hs.dimmingGeckoFix)
        hs.dimmer.style.background = 'none';
    else hs.fade(hs.dimmer, hs.dimmingOpacity, 0, hs.dimmingDuration);
    setTimeout( function() {
        hs.setStyles(hs.dimmer, { display: 'none', width: 0, height: 0 });
    }, hs.dimmingDuration);
},
setDimmerSize : function(exp) {
    if (!hs.dimmer) return;
    var page = hs.getPageSize();
    var h = (hs.ie && exp && exp.wrapper) ?
        parseInt(exp.wrapper.style.top) + parseInt(exp.wrapper.style.height)+ (exp.outline ? exp.outline.offset : 0) : 0;
    hs.setStyles(hs.dimmer, {
        width: page.pageWidth +'px',
        height: Math.max(page.pageHeight, h) +'px'
    });
},

previousOrNext : function (el, op) {
    hs.updateAnchors();
    var exp = hs.last = hs.getExpander(el);
    try {
        var adj = hs.upcoming =  exp.getAdjacentAnchor(op);
        adj.onclick();
    } catch (e){
        hs.last = hs.upcoming = null;
    }
    try { exp.close(); } catch (e) {}
    return false;
},

previous : function (el) {
    return hs.previousOrNext(el, -1);
},

next : function (el) {
    return hs.previousOrNext(el, 1);
},

keyHandler : function(e) {
    if (!e) e = window.event;
    if (!e.target) e.target = e.srcElement; // ie
    if (e.target.form) return true; // form element has focus

    var op = null;
    switch (e.keyCode) {
        case 32: // Space
            op = 2;
            break;
        case 34: // Page Down
        case 39: // Arrow right
        case 40: // Arrow down
            op = 1;
            break;
        case 8:  // Backspace
        case 33: // Page Up
        case 37: // Arrow left
        case 38: // Arrow up
            op = -1;
            break;
        case 27: // Escape
        case 13: // Enter
            op = 0;
    }
    if (op !== null) {if (op != 2)hs.removeEventListener(document, window.opera ? 'keypress' : 'keydown', hs.keyHandler);
        if (!hs.enableKeyListener) return true;

        if (e.preventDefault) e.preventDefault();
        else e.returnValue = false;

        var exp = hs.getExpander();
        if (exp) {
            if (op == 0) {
                exp.close();
            } else if (op == 2) {
                if (exp.slideshow) exp.slideshow.hitSpace();
            } else {
                if (exp.slideshow) exp.slideshow.pause();
                hs.previousOrNext(exp.key, op);
            }
            return false;
        }
    }
    return true;
},


registerOverlay : function (overlay) {
    hs.push(hs.overlays, overlay);
},


addSlideshow : function (options) {
    var sg = options.slideshowGroup;
    if (typeof sg == 'object') {
        for (var i = 0; i < sg.length; i++) {
            var o = {};
            for (var x in options) o[x] = options[x];
            o.slideshowGroup = sg[i];
            hs.push(hs.slideshows, o);
        }
    } else {
        hs.push(hs.slideshows, options);
    }
},

getWrapperKey : function (element, expOnly) {
    var el, re = /^highslide-wrapper-([0-9]+)$/;
    // 1. look in open expanders
    el = element;
    while (el.parentNode)    {
        if (el.id && re.test(el.id)) return el.id.replace(re, "$1");
        el = el.parentNode;
    }
    // 2. look in thumbnail
    if (!expOnly) {
        el = element;
        while (el.parentNode)    {
            if (el.tagName && hs.isHsAnchor(el)) {
                for (var key = 0; key < hs.expanders.length; key++) {
                    var exp = hs.expanders[key];
                    if (exp && exp.a == el) return key;
                }
            }
            el = el.parentNode;
        }
    }
    return null;
},

getExpander : function (el, expOnly) {
    if (typeof el == 'undefined') return hs.expanders[hs.focusKey] || null;
    if (typeof el == 'number') return hs.expanders[el] || null;
    if (typeof el == 'string') el = hs.$(el);
    return hs.expanders[hs.getWrapperKey(el, expOnly)] || null;
},

isHsAnchor : function (a) {
    return (a.onclick && a.onclick.toString().replace(/\s/g, ' ').match(/hs.(htmlE|e)xpand/));
},

reOrder : function () {
    for (var i = 0; i < hs.expanders.length; i++)
        if (hs.expanders[i] && hs.expanders[i].isExpanded) hs.focusTopmost();
},

mouseClickHandler : function(e)
{
    if (!e) e = window.event;
    if (e.button > 1) return true;
    if (!e.target) e.target = e.srcElement;

    var el = e.target;
    while (el.parentNode
        && !(/highslide-(image|move|html|resize)/.test(el.className)))
    {
        el = el.parentNode;
    }
    var exp = hs.getExpander(el);
    if (exp && (exp.isClosing || !exp.isExpanded)) return true;

    if (exp && e.type == 'mousedown') {
        if (e.target.form) return true;
        var match = el.className.match(/highslide-(image|move|resize)/);
        if (match) {
            hs.dragArgs = { exp: exp , type: match[1], left: exp.x.min, width: exp.x.span, top: exp.y.min,
                height: exp.y.span, clickX: e.clientX, clickY: e.clientY };


            hs.addEventListener(document, 'mousemove', hs.dragHandler);
            if (e.preventDefault) e.preventDefault(); // FF

            if (/highslide-(image|html)-blur/.test(exp.content.className)) {
                exp.focus();
                hs.hasFocused = true;
            }
            return false;
        }
    } else if (e.type == 'mouseup') {

        hs.removeEventListener(document, 'mousemove', hs.dragHandler);

        if (hs.dragArgs) {
            if (hs.dragArgs.type == 'image')
                hs.dragArgs.exp.content.style.cursor = hs.styleRestoreCursor;
            var hasDragged = hs.dragArgs.hasDragged;

            if (!hasDragged &&!hs.hasFocused && !/(move|resize)/.test(hs.dragArgs.type)) {
                exp.close();
            }
            else if (hasDragged || (!hasDragged && hs.hasHtmlExpanders)) {
                hs.dragArgs.exp.redoShowHide();
            }
            if (hasDragged) hs.setDimmerSize(exp);

            hs.hasFocused = false;
            hs.dragArgs = null;

        } else if (/highslide-image-blur/.test(el.className)) {
            el.style.cursor = hs.styleRestoreCursor;
        }
    }
    return false;
},

dragHandler : function(e)
{
    if (!hs.dragArgs) return true;
    if (!e) e = window.event;
    var a = hs.dragArgs, exp = a.exp;

    a.dX = e.clientX - a.clickX;
    a.dY = e.clientY - a.clickY;

    var distance = Math.sqrt(Math.pow(a.dX, 2) + Math.pow(a.dY, 2));
    if (!a.hasDragged) a.hasDragged = (a.type != 'image' && distance > 0)
        || (distance > (hs.dragSensitivity || 5));

    if (a.hasDragged && e.clientX > 5 && e.clientY > 5) {

        if (a.type == 'resize') exp.resize(a);
        else exp.move(a);
    }
    return false;
},

wrapperMouseHandler : function (e) {
    try {
        if (!e) e = window.event;
        var over = /mouseover/i.test(e.type);
        if (!e.target) e.target = e.srcElement; // ie
        if (hs.ie) e.relatedTarget =
            over ? e.fromElement : e.toElement; // ie
        var exp = hs.getExpander(e.target);
        if (!exp.isExpanded) return;
        if (!exp || !e.relatedTarget || hs.getExpander(e.relatedTarget, true) == exp
            || hs.dragArgs) return;
        for (var i = 0; i < exp.overlays.length; i++) {
            var o = hs.$('hsId'+ exp.overlays[i]);
            if (o && o.hideOnMouseOut) {
                var from = over ? 0 : o.opacity,
                    to = over ? o.opacity : 0;
                hs.fade(o, from, to);
            }
        }
    } catch (e) {}
},

addEventListener : function (el, event, func) {
    try {
        el.addEventListener(event, func, false);
    } catch (e) {
        try {
            el.detachEvent('on'+ event, func);
            el.attachEvent('on'+ event, func);
        } catch (e) {
            el['on'+ event] = func;
        }
    }
},

removeEventListener : function (el, event, func) {
    try {
        el.removeEventListener(event, func, false);
    } catch (e) {
        try {
            el.detachEvent('on'+ event, func);
        } catch (e) {
            el['on'+ event] = null;
        }
    }
},

preloadFullImage : function (i) {
    if (hs.continuePreloading && hs.preloadTheseImages[i] && hs.preloadTheseImages[i] != 'undefined') {
        var img = document.createElement('img');
        img.onload = function() {
            img = null;
            hs.preloadFullImage(i + 1);
        };
        img.src = hs.preloadTheseImages[i];
    }
},
preloadImages : function (number) {
    if (number && typeof number != 'object') hs.numberOfImagesToPreload = number;

    var arr = hs.getAnchors();
    for (var i = 0; i < arr.images.length && i < hs.numberOfImagesToPreload; i++) {
        hs.push(hs.preloadTheseImages, hs.getSrc(arr.images[i]));
    }

    // preload outlines
    if (hs.outlineType)    new hs.Outline(hs.outlineType, function () { hs.preloadFullImage(0)} );
    else

    hs.preloadFullImage(0);

    // preload cursor
    var cur = hs.createElement('img', { src: hs.graphicsDir + hs.restoreCursor });
},


init : function () {
    if (!hs.container) {
        hs.container = hs.createElement('div', {
                className: 'highslide-container'
            }, {
                position: 'absolute',
                left: 0,
                top: 0,
                width: '100%',
                zIndex: hs.zIndexCounter,
                direction: 'ltr'
            },
            document.body,
            true
        );
        hs.loading = hs.createElement('a', {
                className: 'highslide-loading',
                title: hs.lang.loadingTitle,
                innerHTML: hs.lang.loadingText,
                href: 'javascript:;'
            }, {
                position: 'absolute',
                top: '-9999px',
                opacity: hs.loadingOpacity,
                zIndex: 1
            }, hs.container
        );
        hs.garbageBin = hs.createElement('div', null, { display: 'none' }, hs.container);

        // http://www.robertpenner.com/easing/
        Math.linearTween = function (t, b, c, d) {
            return c*t/d + b;
        };
        Math.easeInQuad = function (t, b, c, d) {
            return c*(t/=d)*t + b;
        };
        Math.easeInOutQuad = function (t, b, c, d) {
            if ((t/=d/2) < 1) return c/2*t*t + b;
            return -c/2 * ((--t)*(t-2) - 1) + b;
        };
        for (var x in hs.langDefaults) {
            if (typeof hs[x] != 'undefined') hs.lang[x] = hs[x];
            else if (typeof hs.lang[x] == 'undefined' && typeof hs.langDefaults[x] != 'undefined')
                hs.lang[x] = hs.langDefaults[x];
        }
    }
},
domReady : function() {
    hs.isDomReady = true;
    if (hs.onDomReady) hs.onDomReady();
},

updateAnchors : function() {
    var els = document.getElementsByTagName('*'), all = [], images = [],groups = {}, re;

    for (var i = 0; i < els.length; i++) {
        re = hs.isHsAnchor(els[i]);
        if (re) {
            hs.push(all, els[i]);
            if (re[0] == 'hs.expand') hs.push(images, els[i]);
            var g = hs.getParam(els[i], 'slideshowGroup') || 'none';
            if (!groups[g]) groups[g] = [];
            hs.push(groups[g], els[i]);
        }
    }
    hs.anchors = { all: all, groups: groups, images: images };

    return hs.anchors;
},

getAnchors : function() {
    return hs.anchors || hs.updateAnchors();
},


fade : function (el, o, oFinal, dur, i, dir) {
    if (typeof i == 'undefined') { // new fader
        if (typeof dur != 'number') dur = 250;
        if (dur < 25) { // instant
            hs.setStyles( el, { opacity: oFinal    });
            return;
        }
        i = hs.faders.length;
        dir = oFinal > o ? 1 : -1;
        var step = (25 / (dur - dur % 25)) * Math.abs(o - oFinal);
    }
    o = parseFloat(o);
    var skip = (el.fade === 0 || el.fade === false || (el.fade == 2 && hs.ie));
    el.style.visibility = ((skip ? oFinal : o) <= 0) ? 'hidden' : 'visible';

    if (skip || o < 0 || (dir == 1 && o > oFinal)) return;

    if (el.fading && el.fading.i != i) { // reverse
        clearTimeout(hs.faders[el.fading.i]);
        o = el.fading.o;
    }
    el.fading = {i: i, o: o, step: (step || el.fading.step)};
    el.style.visibility = (o <= 0) ? 'hidden' : 'visible';
    hs.setStyles(el, { opacity: o });
    hs.faders[i] = setTimeout(function() {
        hs.fade(el, o + el.fading.step * dir, oFinal, null, i, dir);
    }, 25);
},

close : function(el) {
    var exp = hs.getExpander(el);
    if (exp) exp.close();
    return false;
}
}; // end hs object


//-----------------------------------------------------------------------------
hs.Outline =  function (outlineType, onLoad) {
    this.onLoad = onLoad;
    this.outlineType = outlineType;
    var v = hs.ieVersion(), tr;

    this.hasAlphaImageLoader = hs.ie && v >= 5.5 && v < 7;
    if (!outlineType) {
        if (onLoad) onLoad();
        return;
    }

    hs.init();
    this.table = hs.createElement(
        'table', {
            cellSpacing: 0
        }, {
            visibility: 'hidden',
            position: 'absolute',
            borderCollapse: 'collapse',
            width: 0
        },
        hs.container,
        true
    );
    var tbody = hs.createElement('tbody', null, null, this.table, 1);

    this.td = [];
    for (var i = 0; i <= 8; i++) {
        if (i % 3 == 0) tr = hs.createElement('tr', null, { height: 'auto' }, tbody, true);
        this.td[i] = hs.createElement('td', null, null, tr, true);
        var style = i != 4 ? { lineHeight: 0, fontSize: 0} : { position : 'relative' };
        hs.setStyles(this.td[i], style);
    }
    this.td[4].className = outlineType;

    this.preloadGraphic();
};

hs.Outline.prototype = {
preloadGraphic : function () {
    var src = hs.graphicsDir + (hs.outlinesDir || "outlines/")+ this.outlineType +".png";

    var appendTo = hs.safari ? hs.container : null;
    this.graphic = hs.createElement('img', null, { position: 'absolute', left: '-9999px',
        top: '-9999px' }, appendTo, true); // for onload trigger

    var pThis = this;
    this.graphic.onload = function() { pThis.onGraphicLoad(); };

    this.graphic.src = src;
},

onGraphicLoad : function () {
    var o = this.offset = this.graphic.width / 4,
        pos = [[0,0],[0,-4],[-2,0],[0,-8],0,[-2,-8],[0,-2],[0,-6],[-2,-2]],
        dim = { height: (2*o) +'px', width: (2*o) +'px' };
    hs.discardElement(this.graphic);
    for (var i = 0; i <= 8; i++) {
        if (pos[i]) {
            if (this.hasAlphaImageLoader) {
                var w = (i == 1 || i == 7) ? '100%' : this.graphic.width +'px';
                var div = hs.createElement('div', null, { width: '100%', height: '100%', position: 'relative', overflow: 'hidden'}, this.td[i], true);
                hs.createElement ('div', null, {
                        filter: "progid:DXImageTransform.Microsoft.AlphaImageLoader(sizingMethod=scale, src='"+ this.graphic.src + "')",
                        position: 'absolute',
                        width: w,
                        height: this.graphic.height +'px',
                        left: (pos[i][0]*o)+'px',
                        top: (pos[i][1]*o)+'px'
                    },
                div,
                true);
            } else {
                hs.setStyles(this.td[i], { background: 'url('+ this.graphic.src +') '+ (pos[i][0]*o)+'px '+(pos[i][1]*o)+'px'});
            }

            if (window.opera && (i == 3 || i ==5))
                hs.createElement('div', null, dim, this.td[i], true);

            hs.setStyles (this.td[i], dim);
        }
    }
    if (hs.pendingOutlines[this.outlineType]) hs.pendingOutlines[this.outlineType].destroy();
    hs.pendingOutlines[this.outlineType] = this;
    if (this.onLoad) this.onLoad();
},

setPosition : function (exp, pos, vis) {
    pos = pos || {
        x: exp.x.min,
        y: exp.y.min,
        w: exp.x.span + exp.x.p1 + exp.x.p2,
        h: exp.y.span + exp.y.p1 + exp.y.p2
    };
    if (vis) this.table.style.visibility = (pos.h >= 4 * this.offset)
        ? 'visible' : 'hidden';
    hs.setStyles(this.table, {
        left: (pos.x - this.offset) +'px',
        top: (pos.y - this.offset) +'px',
        width: (pos.w + 2 * (exp.x.cb + this.offset)) +'px'
    });

    pos.w += 2 * (exp.x.cb - this.offset);
    pos.h += + 2 * (exp.y.cb - this.offset);
    hs.setStyles (this.td[4], {
        width: pos.w >= 0 ? pos.w +'px' : 0,
        height: pos.h >= 0 ? pos.h +'px' : 0
    });
    if (this.hasAlphaImageLoader) this.td[3].style.height
        = this.td[5].style.height = this.td[4].style.height;
},

destroy : function(hide) {
    if (hide) this.table.style.visibility = 'hidden';
    else hs.discardElement(this.table);
}
};


//-----------------------------------------------------------------------------
// The expander object
hs.Expander = function(a, params, custom, contentType) {
    if (document.readyState && hs.ie && !hs.isDomReady) {
        hs.onDomReady = function() {
            new hs.Expander(a, params, custom, contentType);
        };
        return;
    }
    this.a = a;
    this.custom = custom;
    this.contentType = contentType || 'image';
    this.isImage = !this.isHtml;

    hs.continuePreloading = false;
    this.overlays = [];
    this.last = hs.last;
    hs.last = null;
    hs.init();
    var key = this.key = hs.expanders.length;
    // override inline parameters
    for (var i = 0; i < hs.overrides.length; i++) {
        var name = hs.overrides[i];
        this[name] = params && typeof params[name] != 'undefined' ?
            params[name] : hs[name];
    }
    if (!this.src) this.src = a.href;
    // get thumb
    var el = (params && params.thumbnailId) ? hs.$(params.thumbnailId) : a;
    el = this.thumb = el.getElementsByTagName('img')[0] || el;
    this.thumbsUserSetId = el.id || a.id;

    // check if already open
    for (var i = 0; i < hs.expanders.length; i++) {
        if (hs.expanders[i] && hs.expanders[i].a == a
            && !(this.last && this.transitions[1] == 'crossfade')) {
            hs.expanders[i].focus();
            return false;
        }
    }
    // cancel other
    for (var i = 0; i < hs.expanders.length; i++) {
        if (hs.expanders[i] && hs.expanders[i].thumb != el && !hs.expanders[i].onLoadStarted) {
            hs.expanders[i].cancelLoading();
        }
    }
    hs.expanders[this.key] = this;
    if (!hs.allowMultipleInstances) {
        if (hs.expanders[key-1]) hs.expanders[key-1].close();
        if (typeof hs.focusKey != 'undefined' && hs.expanders[hs.focusKey])
            hs.expanders[hs.focusKey].close();
    }

    var pos = hs.getPosition(el);

    // initiate metrics
    var x = this.x = {};
    x.t = el.width ? parseInt(el.width) : el.offsetWidth;
    x.tpos = pos.x;
    x.tb = (el.offsetWidth - x.t) / 2;
    var y = this.y = {};
    y.t = el.height ? parseInt(el.height) : el.offsetHeight;
    y.tpos = pos.y;
    y.tb = (el.offsetHeight - y.t) / 2;
    x.p1 = x.p2 = y.p1 = y.p2 = 0;
    hs.page = hs.getPageSize();
    if (x.t == 0 && x.tpos == 0) {
        x.tpos = (hs.page.width / 2) + hs.page.scrollLeft;
        y.tpos = (hs.page.height / 2) + hs.page.scrollTop;
    };

    // instanciate the wrapper
    this.wrapper = hs.createElement(
        'div', {
            id: 'highslide-wrapper-'+ this.key,
            className: this.wrapperClassName
        }, {
            visibility: 'hidden',
            position: 'absolute',
            zIndex: hs.zIndexCounter++
        }, null, true );

    this.wrapper.onmouseover = this.wrapper.onmouseout = hs.wrapperMouseHandler;
    if (this.contentType == 'image' && this.outlineWhileAnimating == 2)
        this.outlineWhileAnimating = 0;

    // get the outline
    if (!this.outlineType
        || (this.last && this.isImage && this.transitions[1] == 'crossfade')) {
        this[this.contentType +'Create']();

    } else if (hs.pendingOutlines[this.outlineType]) {
        this.connectOutline();
        this[this.contentType +'Create']();

    } else {
        this.showLoading();
        var exp = this;
        new hs.Outline(this.outlineType,
            function () {
                exp.connectOutline();
                exp[exp.contentType +'Create']();
            }
        );
    }
    return true;
};

hs.Expander.prototype = {

connectOutline : function(x, y) {
    var o = this.outline = hs.pendingOutlines[this.outlineType];
    o.table.style.zIndex = this.wrapper.style.zIndex;
    hs.pendingOutlines[this.outlineType] = null;
},

showLoading : function() {
    if (this.onLoadStarted || this.loading) return;

    this.loading = hs.loading;
    var exp = this;
    this.loading.onclick = function() {
        exp.cancelLoading();
    };
    var exp = this,
        l = (this.x.tpos + this.x.tb
            + (this.x.t - this.loading.offsetWidth) / 2) +'px',
        t = (this.y.tpos
            + (this.y.t - this.loading.offsetHeight) / 2) +'px';
    if (!tgt && this.last && this.transitions[1] == 'crossfade')
        var tgt = this.last;
    if (tgt) {
        l = (tgt.x.min + tgt.x.cb + tgt.x.p1
            + (tgt.x.span - this.loading.offsetWidth) / 2) +'px';
        t = (tgt.y.min + tgt.y.cb + tgt.y.p1
            + (tgt.y.span - this.loading.offsetHeight) / 2) +'px';
        this.loading.style.zIndex = hs.zIndexCounter++;
    }
    setTimeout(function () {
        if (exp.loading) hs.setStyles(exp.loading, { left: l, top: t, zIndex: hs.zIndexCounter++ })}
    , 100);
},

imageCreate : function() {
    var exp = this;

    var img = document.createElement('img');
    this.content = img;
    img.onload = function () {
        if (hs.expanders[exp.key]) exp.contentLoaded();
    };
    if (hs.blockRightClick) img.oncontextmenu = function() { return false; };
    img.className = 'highslide-image';
    hs.setStyles(img, {
        visibility: 'hidden',
        display: 'block',
        position: 'absolute',
        maxWidth: '9999px',
        zIndex: 3
    });
    img.title = hs.lang.restoreTitle;
    if (hs.safari) hs.container.appendChild(img);
    if (hs.ie && hs.flushImgSize) img.src = null;
    img.src = this.src;

    this.showLoading();
},

contentLoaded : function() {
    try {
        if (!this.content) return;
        this.content.onload = null;
        if (this.onLoadStarted) return;
        else this.onLoadStarted = true;

        var x = this.x, y = this.y;

        if (this.loading) {
            hs.setStyles(this.loading, { top: '-9999px' });
            this.loading = null;
        }
        this.marginBottom = hs.marginBottom;
            x.full = this.content.width;
            y.full = this.content.height;

            hs.setStyles(this.content, {
                width: this.x.t +'px',
                height: this.y.t +'px'
            });

        this.wrapper.appendChild(this.content);
        hs.setStyles (this.wrapper, {
            left: this.x.tpos +'px',
            top: this.y.tpos +'px'
        });
        hs.container.appendChild(this.wrapper);

        // correct for borders
        x.cb = (this.content.offsetWidth - this.x.t) / 2;
        y.cb = (this.content.offsetHeight - this.y.t) / 2;
        var modMarginRight = hs.marginRight + 2 * x.cb;
        this.marginBottom += 2 * y.cb;


        this.initSlideshow();
        this.getOverlays();

        var ratio = x.full / y.full;
        var minWidth = this.allowSizeReduction
            ? this.minWidth : x.full;
        var minHeight = this.allowSizeReduction
            ? this.minHeight : y.full;

        var justify = { x: 'auto', y: 'auto' };

        if (this.align == 'center') {
            justify.x = justify.y = 'center';
        } else {
            if (this.anchor.match(/^top/)) justify.y = null;
            if (this.anchor.match(/right$/)) justify.x = 'max';
            if (this.anchor.match(/^bottom/)) justify.y = 'max';
            if (this.anchor.match(/left$/)) justify.x = null;
        }

        // justify
        x.min = x.tpos - x.cb + x.tb;
        x.span = Math.min(x.full, this.maxWidth || x.full);
        x.minSpan = Math.min(x.full, minWidth);
        x.justify = justify.x;
        x.target = this.targetX;
        x.marginMin = hs.marginLeft;
        x.marginMax = modMarginRight;
        x.scroll = hs.page.scrollLeft;
        x.clientSpan = hs.page.width;
        this.justify(x);

        y.min = y.tpos - y.cb + y.tb;
        y.span = Math.min(y.full, this.maxHeight || y.full);
        y.minSpan = Math.min(y.full, minHeight);
        y.justify = justify.y;
        y.target = this.targetY;
        y.marginMin = hs.marginTop;
        y.marginMax = this.marginBottom;
        y.scroll = hs.page.scrollTop;
        y.clientSpan = hs.page.height;
        this.justify(y);
        if (this.overlayBox) this.sizeOverlayBox(0, 1);


        if (this.allowSizeReduction) {
                this.correctRatio(ratio);
            var ss = this.slideshow;

            if (ss && this.last && ss.controls && ss.fixedControls) {
                var pos = ss.overlayOptions.position || '', p;
                for (var dim in hs.oPos) for (var i = 0; i < 5; i++) {
                    p = this[dim];
                    if (pos.match(hs.oPos[dim][i])) {
                        p.min = this.last[dim].min
                            + (this.last[dim].p1 - p.p1)
                            + (this.last[dim].span - p.span) * [0, 0, .5, 1, 1][i];
                        if (ss.fixedControls == 'fit') {
                            if (p.min + p.span + p.p1 + p.p2 > p.scroll + p.clientSpan - p.marginMax)
                                p.min = p.scroll + p.clientSpan - p.span - p.marginMin - p.marginMax - p.p1 - p.p2;
                            if (p.min < p.scroll + p.marginMin) p.min = p.scroll + p.marginMin;
                        }
                    }
                }
            }

            if (this.isImage && this.x.full > this.x.span) {
                this.createFullExpand();
                if (this.overlays.length == 1) this.sizeOverlayBox();
            }
        }
        this.show();

    } catch (e) {
        window.location.href = this.src;
    }
},

justify : function (p, moveOnly) {
    var tgtArr, tgt = p.target, dim = p == this.x ? 'x' : 'y';

    if (tgt && tgt.match(/ /)) {
        tgtArr = tgt.split(' ');
        tgt = tgtArr[0];
    }
    if (tgt && hs.$(tgt)) {
        p.min = hs.getPosition(hs.$(tgt))[dim];
        if (tgtArr && tgtArr[1] && tgtArr[1].match(/^[-]?[0-9]+px$/))
            p.min += parseInt(tgtArr[1]);

    } else if (p.justify == 'auto' || p.justify == 'center') {

        var hasMovedMin = false;

        var allowReduce = hs.allowSizeReduction;
        if (p.justify == 'center') p.min = Math.round(p.scroll + (p.clientSpan - p.span - p.marginMax - p.p1 - p.p2) / 2);
        else
            p.min = Math.round(p.min - ((p.span + p.p1 + p.p2 - p.t) / 2));
        if (p.min < p.scroll + p.marginMin) {
            p.min = p.scroll + p.marginMin;
            hasMovedMin = true;
        }
        if (!moveOnly && p.span < p.minSpan) {
            p.span = p.minSpan;
            allowReduce = false;
        }
        if (p.min + p.span + p.p1 + p.p2 > p.scroll + p.clientSpan - p.marginMax) {
            if (!moveOnly && hasMovedMin && allowReduce) {
                p.span = p.clientSpan - p.marginMin - p.marginMax; // can't expand more
            } else if (p.span + p.p1 + p.p2 < p.clientSpan - p.marginMin - p.marginMax) {
                p.min = p.scroll + p.clientSpan - p.span - p.marginMax - p.p1 - p.p2;
            } else { // image larger than viewport
                p.min = p.scroll + p.marginMin;
                if (!moveOnly && allowReduce) p.span = p.clientSpan - p.marginMin - p.marginMax;
            }
        }

        if (!moveOnly && p.span < p.minSpan) {
            p.span = p.minSpan;
            allowReduce = false;
        }


    } else if (p.justify == 'max') {
        p.min = Math.floor(p.min - p.span + p.t);
    }


    if (p.min < p.marginMin) {
        var tmpMin = p.min;
        p.min = p.marginMin;

        if (allowReduce && !moveOnly) p.span = p.span - (p.min - tmpMin);

    }
},

correctRatio : function(ratio) {

    var x = this.x, y = this.y;
    var changed = false;
    if (x.span / y.span > ratio) { // width greater
        x.span = y.span * ratio;
        if (x.span < x.minSpan) { // below minWidth
            x.span = x.minSpan;
            y.span = x.span / ratio;
        }
        changed = true;

    } else if (x.span / y.span < ratio) { // height greater
        var tmpHeight = y.span;
        y.span = x.span / ratio;
        changed = true;
    }
    this.fitOverlayBox(ratio);

    if (changed) {
        x.min = x.tpos - x.cb + x.tb;
        x.minSpan = x.span;
        this.justify(x, true);

        y.min = y.tpos - y.cb + y.tb;
        y.minSpan = y.span;
        this.justify(y, true);
        if (this.overlayBox) this.sizeOverlayBox();
    }
},
fitOverlayBox : function(ratio) {
    var x = this.x, y = this.y;
    if (this.overlayBox) {
        while (y.span > this.minHeight && x.span > this.minWidth
                && y.marginMin + y.p1 + y.span + y.p2 + y.marginMax > y.clientSpan) {
            y.span -= 10;
            if (ratio) x.span = y.span * ratio;
            this.sizeOverlayBox(0, 1);
        }
    }
},

show : function () {

    // Selectbox bug
    var imgPos = {
        x: this.x.min - 20,
        y: this.y.min - 20,
        w: this.x.span + 40 + this.x.p1 + this.x.p2,
        h: this.y.span + 40 + this.y.p1 + this.y.p2
    };
    hs.hideSelects = (hs.ie && hs.ieVersion() < 7);
    if (hs.hideSelects) this.showHideElements('SELECT', 'hidden', imgPos);
    // Iframes bug
    hs.hideIframes = ((window.opera && navigator.appVersion < 9) || navigator.vendor == 'KDE'
        || (hs.ie && hs.ieVersion() < 5.5));
    if (hs.hideIframes) this.showHideElements('IFRAME', 'hidden', imgPos);
    // Scrollbars bug
    if (hs.geckoMac) this.showHideElements('*', 'hidden', imgPos);


    // Apply size change
    this.changeSize(
        1,
        {
            xmin: this.x.tpos + this.x.tb - this.x.cb,
            ymin: this.y.tpos + this.y.tb - this.y.cb,
            xspan: this.x.t,
            yspan: this.y.t,
            xp1: 0,
            xp2: 0,
            yp1: 0,
            yp2: 0,
            o: hs.outlineStartOffset
        },
        {
            xmin: this.x.min,
            ymin: this.y.min,
            xspan: this.x.span,
            yspan: this.y.span,
            xp1: this.x.p1,
            yp1: this.y.p1,
            xp2: this.x.p2,
            yp2: this.y.p2,
            o: this.outline ? this.outline.offset : 0
        },
        hs.expandDuration,
        hs.expandSteps
    );
},

changeSize : function(up, from, to, dur, steps) {
    // transition
    var trans = this.transitions,
    other = up ? (this.last ? this.last.a : null) : hs.upcoming,
    t = (trans[1] && other
            && hs.getParam(other, 'transitions')[1] == trans[1]) ?
        trans[1] : trans[0];


    if (this[t] && t != 'expand') {
        this[t](up, from, to);
        return;
    }

    if (up) hs.setStyles(this.wrapper, { opacity: 1 });

    if (this.outline && !this.outlineWhileAnimating) {
        if (up) this.outline.setPosition(this);
        else this.outline.destroy();
    }


    if (!up && this.overlayBox) {
        if (this.slideshow) {
            var c = this.slideshow.controls;
            if (c && hs.getExpander(c) == this) c.parentNode.removeChild(c);
        }
        hs.discardElement(this.overlayBox);
    }
    if (this.fadeInOut) {
        from.op = up ? 0 : 1;
        to.op = up;
    }
    var t,
    exp = this,
    easing = Math[this.easing] || Math.easeInQuad;
    if (!up) easing = Math[this.easingClose] || easing;

    for (var i = 1; i <= steps; i++) {
        t = Math.round(i * (dur / steps));

        (function(){
            var pI = i, size = {};

            for (var x in from) {
                size[x] = easing(t, from[x], to[x] - from[x], dur);
                if (!/^op$/.test(x)) size[x] = Math.round(size[x]);
            }
            setTimeout ( function() {
                if (up && pI == 1) {
                    exp.content.style.visibility = 'visible';
                    exp.a.className += ' highslide-active-anchor';
                }
                exp.setSize(size);
            }, t);
        })();
    }

    if (up) {

        setTimeout(function() {
            if (exp.outline) exp.outline.table.style.visibility = "visible";
        }, t);
        setTimeout(function() {
            exp.afterExpand();
        }, t + 50);
    }
    else setTimeout(function() { exp.afterClose(); }, t);
},

setSize : function (to) {
    try {
        if (to.op) hs.setStyles(this.wrapper, { opacity: to.op });
        hs.setStyles ( this.wrapper, {
            width : (to.xspan +to.xp1 + to.xp2 +
                2 * this.x.cb) +'px',
            height : (to.yspan +to.yp1 + to.yp2 +
                2 * this.y.cb) +'px',
            left: to.xmin +'px',
            top: to.ymin +'px'
        });
        hs.setStyles(this.content, {
            top: to.yp1 +'px',
            left: to.xp1 +'px',
            width: to.xspan +'px',
            height: to.yspan +'px'
        });

        if (this.outline && this.outlineWhileAnimating) {
            var o = this.outline.offset - to.o;
            this.outline.setPosition(this, {
                x: to.xmin + o,
                y: to.ymin + o,
                w: to.xspan + to.xp1 + to.xp2 + - 2 * o,
                h: to.yspan + to.yp1 + to.yp2 + - 2 * o
            }, 1);
        }

        this.wrapper.style.visibility = 'visible';

    } catch (e) {
        window.location.href = this.src;
    }
},

fade : function(up, from, to) {
    this.outlineWhileAnimating = false;
    var exp = this,    t = up ? 250 : 0;

    if (up) {
        hs.setStyles(this.wrapper, { opacity: 0 });
        this.setSize(to);
        this.content.style.visibility = 'visible';

        hs.fade (this.wrapper, 0, 1);
    }

    if (this.outline) {
        this.outline.table.style.zIndex = this.wrapper.style.zIndex;
        var dir = up || -1;
        for (var i = from.o; dir * i <= dir * to.o; i += dir, t += 25) {
            (function() {
                var o = up ? to.o - i : from.o - i;
                setTimeout(function() {
                    exp.outline.setPosition(exp, {
                        x: (exp.x.min + o),
                        y: (exp.y.min + o),
                        w: (exp.x.span - 2 * o + exp.x.p1 + exp.x.p2),
                        h: (exp.y.span - 2 * o + exp.y.p1 + exp.y.p2)
                    }, 1);
                }, t);
            })();
        }
    }


    if (up) setTimeout(function() { exp.afterExpand(); }, t+50);
    else {
        setTimeout( function() {
            if (exp.outline) exp.outline.destroy(exp.preserveContent);
            hs.fade (exp.wrapper, 1, 0);
            setTimeout( function() {
                exp.afterClose();
            }, 250);
        }, t);
    }
},

crossfade : function (up, from, to) {
    if (!up) return;
    var exp = this, steps = parseInt(hs.transitionDuration / 25), last = this.last;
    hs.removeEventListener(document, 'mousemove', hs.dragHandler);

    hs.setStyles(this.content, {
        width: to.xspan +'px',
        height: to.yspan +'px'
    });
    this.outline = this.last.outline;
    this.last.outline = null;
    this.fadeBox = hs.createElement('div',
        {    className: 'highslide-image' },
        {
            position: 'absolute',
            zIndex: 4,
            overflow: 'hidden',
            display: 'none'
        }
    );
    var names = { oldImg: last, newImg: this };
    for (var x in names) {
        this[x] = names[x].content.cloneNode(1);
        hs.setStyles(this[x], {
            position: 'absolute',
            border: 0,
            visibility: 'visible'
        });
        this.fadeBox.appendChild(this[x]);
    }
    this.wrapper.appendChild(this.fadeBox);

    from = {
        xmin: last.x.min,
        xspan: last.x.span,
        xp1: last.x.p1,
        xp2: last.x.p2,
        ymin: last.y.min,
        yspan: last.y.span,
        yp1: last.y.p1,
        yp2: last.y.p2,
        o: 1 / steps
    };

    to.yspan = this.y.span;
    to.o = 1;
    var t, easing = Math.easeInOutQuad;

    this.crossfadeStep(from);
    function prep() {
        if (exp.overlayBox) {
            exp.wrapper.appendChild(exp.overlayBox);

            for (var i = 0; i < exp.last.overlays.length; i++) {
                var oDiv = hs.$('hsId'+ exp.last.overlays[i]);
                if (oDiv.reuse === exp.key) exp.overlayBox.appendChild(oDiv);
                else hs.fade(oDiv, oDiv.opacity, 0);
            }
        }
        exp.fadeBox.style.display = '';
        exp.last.content.style.display = 'none';
    };
    if (/rv:1\.[0-8].+Gecko/.test(navigator.userAgent)) setTimeout(prep, 0);
    else prep();
    if (hs.safari) {
        var match = navigator.userAgent.match(/Safari\/([0-9]{3})/);
        if (match && parseInt(match[1]) < 525) this.wrapper.style.visibility = 'visible';
    }

    for (var i = 1; i <= steps; i++) {
        t = Math.round(i * (hs.transitionDuration / steps));

        (function(){
            var size = {}, pI = i;
            for (var x in from)    {
                var val = easing(t, from[x], to[x] - from[x], hs.transitionDuration);
                size[x] = (x != 'o') ? Math.round(val) : val;
            }

            setTimeout ( function() {
                exp.crossfadeStep(size);
            }, t);
        })();
    }
    setTimeout ( function () {
        exp.crossfadeEnd();
    }, t + 100);

},

crossfadeStep : function (size) {
    try {
        if (this.outline) this.outline.setPosition(this, {
            x: size.xmin,
            y: size.ymin,
            w: size.xspan + size.xp1 + size.xp2,
            h: size.yspan + size.yp1 + size.yp2
        }, 1);
        this.last.wrapper.style.clip = 'rect('
            + (size.ymin - this.last.y.min)+'px, '
            + (size.xspan + size.xp1 + size.xp2 + 2 * this.last.x.cb + size.xmin - this.last.x.min) +'px, '
            + (size.yspan + size.yp1 + size.yp2 + 2 * this.last.y.cb + size.ymin - this.last.y.min) +'px, '
            + (size.xmin - this.last.x.min)+'px)';

        hs.setStyles(this.content, {
            top: size.yp1 +'px',
            left: size.xp1 +'px',
            marginTop: (this.y.min - size.ymin) +'px',
            marginLeft: (this.x.min - size.xmin) +'px'
        });

        hs.setStyles(this.wrapper, {
            top: size.ymin +'px',
            left: size.xmin +'px',
            width: (size.xp1 + size.xp2 + size.xspan + 2 * this.x.cb)+ 'px',
            height: (size.yp1 + size.yp2 + size.yspan + 2 * this.y.cb) + 'px'
        });

        hs.setStyles(this.fadeBox, {
            width: size.xspan + 'px',
            height: size.yspan +'px',
            left: size.xp1 +'px',
            top: size.yp1 +'px',
            visibility: 'visible'
        });

        hs.setStyles(this.oldImg, {
            top: (this.last.y.min - size.ymin + this.last.y.p1 - size.yp1)+'px',
            left: (this.last.x.min - size.xmin + this.last.x.p1 - size.xp1)+'px'
        });

        hs.setStyles(this.newImg, {
            opacity: size.o,
            top: (this.y.min - size.ymin + this.y.p1 - size.yp1) +'px',
            left: (this.x.min - size.xmin + this.x.p1 - size.xp1) +'px'
        });
        hs.setStyles(this.overlayBox, {
            width: size.xspan + 'px',
            height: size.yspan +'px',
            left: (size.xp1 + this.x.cb)  +'px',
            top: (size.yp1 + this.y.cb) +'px'
        });
    } catch (e) {}
},
crossfadeEnd : function() {
    this.wrapper.style.background = this.wrapperBG || '';

    this.wrapper.style.visibility = this.content.style.visibility = 'visible';
    this.fadeBox.style.display = 'none';
    this.a.className += ' highslide-active-anchor';
    this.afterExpand();
    this.last.afterClose();
},
reuseOverlay : function(o, el) {
    if (!this.last) return false;
    for (var i = 0; i < this.last.overlays.length; i++) {
        var oDiv = hs.$('hsId'+ this.last.overlays[i]);
        if (oDiv && oDiv.hsId == o.hsId) {
            this.genOverlayBox();
            oDiv.reuse = this.key;
            hs.push(this.overlays, this.last.overlays[i]);
            return true;
        }
    }
    return false;
},


afterExpand : function() {
    this.isExpanded = true;
    this.focus();

    if (this.dimmingOpacity) hs.dim(this);
    if (hs.upcoming && hs.upcoming == this.a) hs.upcoming = null;
    this.prepareNextOutline();


    var p = hs.page, mX = hs.mouse.x + p.scrollLeft, mY = hs.mouse.y + p.scrollTop;
    this.mouseIsOver = this.x.min < mX && mX < this.x.min + this.x.p1 + this.x.span + this.x.p2
        && this.y.min < mY && mY < this.y.min + this.y.p1 + this.y.span + this.y.p2;

    if (this.overlayBox) this.showOverlays();

},


prepareNextOutline : function() {
    var key = this.key;
    var outlineType = this.outlineType;
    new hs.Outline(outlineType,
        function () { try { hs.expanders[key].preloadNext(); } catch (e) {} });
},


preloadNext : function() {
    var next = this.getAdjacentAnchor(1);
    if (next && next.onclick.toString().match(/hs\.expand/))
        var img = hs.createElement('img', { src: hs.getSrc(next) });
},


getAdjacentAnchor : function(op) {
    var current = this.getAnchorIndex(), as = hs.anchors.groups[this.slideshowGroup || 'none'];

    /*< ? if ($cfg->slideshow) : ?>s*/
    if (!as[current + op] && this.slideshow && this.slideshow.repeat) {
        if (op == 1) return as[0];
        else if (op == -1) return as[as.length-1];
    }
    /*< ? endif ?>s*/
    return as[current + op] || null;
},

getAnchorIndex : function() {
    var arr = hs.anchors.groups[this.slideshowGroup || 'none'];
    for (var i = 0; i < arr.length; i++) {
        if (arr[i] == this.a) return i;
    }
    return null;
},


getNumber : function() {
    if (this[this.numberPosition]) {
        var arr = hs.anchors.groups[this.slideshowGroup || 'none'];
        var s = hs.lang.number.replace('%1', this.getAnchorIndex() + 1).replace('%2', arr.length);
        this[this.numberPosition].innerHTML =
            '<div class="highslide-number">'+ s +'</div>'+ this[this.numberPosition].innerHTML;
    }
},
initSlideshow : function() {
    if (this.slideshow) return;

    if (!this.last) {
        for (var i = 0; i < hs.slideshows.length; i++) {
            var ss = hs.slideshows[i], sg = ss.slideshowGroup;
            if (typeof sg == 'undefined' || sg === null || sg === this.slideshowGroup)
                this.slideshow = new hs.Slideshow(ss);
        }
    } else {
        this.slideshow = this.last.slideshow;
    }
    var ss = this.slideshow;
    if (!ss) return;
    var exp = ss.exp = this;

    ss.checkFirstAndLast();
    if (ss.controls) {
        var o = ss.overlayOptions || {};
        o.overlayId = ss.controls;
        o.hsId = 'controls';
        this.createOverlay(o);
    }
    if (!this.last && this.autoplay) ss.play(true);
    if (ss.autoplay) {
        ss.autoplay = setTimeout(function() {
            hs.next(exp.key);
        }, (ss.interval || 500));
    }
},

cancelLoading : function() {
    hs.expanders[this.key] = null;
    if (hs.upcoming == this.a) hs.upcoming = null;
    hs.undim();
    if (this.loading) hs.loading.style.left = '-9999px';
},

writeCredits : function () {
    if (this.credits) return;
    this.credits = hs.createElement('a',
        {
            href: hs.creditsHref,
            className: 'highslide-credits',
            innerHTML: hs.lang.creditsText,
            title: hs.lang.creditsTitle
        }
    );
    this.createOverlay({
        overlayId: this.credits,
        position: 'top left',
        hsId: 'credits'
    });
},

getInline : function(types, addOverlay) {
    for (var i = 0; i < types.length; i++) {
        var type = types[i], s = null;
        if (!this[type +'Id'] && this.thumbsUserSetId)
            this[type +'Id'] = type +'-for-'+ this.thumbsUserSetId;
        if (this[type +'Id']) this[type] = hs.getNode(this[type +'Id']);
        if (!this[type] && !this[type +'Text'] && this[type +'Eval']) try {
            s = eval(this[type +'Eval']);
        } catch (e) {}
        if (!this[type] && this[type +'Text']) {
            s = this[type +'Text'];
        }
        if (!this[type] && !s) {
            var next = this.a.nextSibling;
            while (next && !hs.isHsAnchor(next)) {
                if ((new RegExp('highslide-'+ type)).test(next.className || null)) {
                    this[type] = next.cloneNode(1);
                    break;
                }
                next = next.nextSibling;
            }
        }
        if (!this[type] && !s && this.numberPosition == type) s = '\n';

        if (!this[type] && s) this[type] = hs.createElement('div',
                { className: 'highslide-'+ type, innerHTML: s } );

        if (addOverlay && this[type]) {
            var o = { position: (type == 'heading') ? 'above' : 'below' };
            for (var x in this[type+'Overlay']) o[x] = this[type+'Overlay'][x];
            o.overlayId = this[type];
            this.createOverlay(o);
        }
    }
},


showHideElements : function (tagName, visibility, imgPos) {
    var els = document.getElementsByTagName(tagName);
    var prop = tagName == '*' ? 'overflow' : 'visibility';
    for (var i = 0; i < els.length; i++) {
        if (prop == 'visibility' || (document.defaultView.getComputedStyle(
                els[i], "").getPropertyValue('overflow') == 'auto'
                || els[i].getAttribute('hidden-by') != null)) {
            var hiddenBy = els[i].getAttribute('hidden-by');
            if (visibility == 'visible' && hiddenBy) {
                hiddenBy = hiddenBy.replace('['+ this.key +']', '');
                els[i].setAttribute('hidden-by', hiddenBy);
                if (!hiddenBy) els[i].style[prop] = els[i].origProp;
            } else if (visibility == 'hidden') { // hide if behind
                var elPos = hs.getPosition(els[i]);
                elPos.w = els[i].offsetWidth;
                elPos.h = els[i].offsetHeight;
                if (!this.dimmingOpacity) { // hide all if dimming

                    var clearsX = (elPos.x + elPos.w < imgPos.x || elPos.x > imgPos.x + imgPos.w);
                    var clearsY = (elPos.y + elPos.h < imgPos.y || elPos.y > imgPos.y + imgPos.h);
                }
                var wrapperKey = hs.getWrapperKey(els[i]);
                if (!clearsX && !clearsY && wrapperKey != this.key) { // element falls behind image
                    if (!hiddenBy) {
                        els[i].setAttribute('hidden-by', '['+ this.key +']');
                        els[i].origProp = els[i].style[prop];
                        els[i].style[prop] = 'hidden';
                    } else if (!hiddenBy.match('['+ this.key +']')) {
                        els[i].setAttribute('hidden-by', hiddenBy + '['+ this.key +']');
                    }
                } else if (hiddenBy == '['+ this.key +']' || hs.focusKey == wrapperKey) { // on move
                    els[i].setAttribute('hidden-by', '');
                    els[i].style[prop] = els[i].origProp || '';
                } else if (hiddenBy && hiddenBy.match('['+ this.key +']')) {
                    els[i].setAttribute('hidden-by', hiddenBy.replace('['+ this.key +']', ''));
                }

            }
        }
    }
},

focus : function() {
    this.wrapper.style.zIndex = hs.zIndexCounter++;
    // blur others
    for (var i = 0; i < hs.expanders.length; i++) {
        if (hs.expanders[i] && i == hs.focusKey) {
            var blurExp = hs.expanders[i];
            blurExp.content.className += ' highslide-'+ blurExp.contentType +'-blur';
                blurExp.content.style.cursor = hs.ie ? 'hand' : 'pointer';
                blurExp.content.title = hs.lang.focusTitle;
        }
    }

    // focus this
    if (this.outline) this.outline.table.style.zIndex
        = this.wrapper.style.zIndex;
    this.content.className = 'highslide-'+ this.contentType;
        this.content.title = hs.lang.restoreTitle;

        hs.styleRestoreCursor = window.opera ? 'pointer' : 'url('+ hs.graphicsDir + hs.restoreCursor +'), pointer';
        if (hs.ie && hs.ieVersion() < 6) hs.styleRestoreCursor = 'hand';
        this.content.style.cursor = hs.styleRestoreCursor;

    hs.focusKey = this.key;
    hs.addEventListener(document, window.opera ? 'keypress' : 'keydown', hs.keyHandler);
},

move : function (e) {
    this.x.min = e.left + e.dX;
    this.y.min = e.top + e.dY;

    if (e.type == 'image') this.content.style.cursor = 'move';
    hs.setStyles(this.wrapper, { left: this.x.min +'px', top: this.y.min +'px' });

    if (this.outline) this.outline.setPosition(this);

},
resize : function (e) {
    var w, h, r = e.width / e.height;
    w = Math.max(e.width + e.dX, Math.min(this.minWidth, this.x.full));
    if (this.isImage && Math.abs(w - this.x.full) < 12) w = this.x.full;
    h = w / r;

    if (h < Math.min(this.minHeight, this.y.full)) {
        h = Math.min(this.minHeight, this.y.full);
        if (this.isImage) w = h * r;
    }

    this.x.span = w;
    this.y.span = h;
    var size = { width: this.x.span +'px', height: this.y.span +'px' };
    hs.setStyles(this.content, size);
    if (this.overlayBox) this.sizeOverlayBox(true);
    hs.setStyles(this.wrapper, {
        width: (this.x.p1 + this.x.p2 +2 * this.x.cb + this.x.span) +'px',
        height: (this.y.p1 + this.y.p2 +2 * this.y.cb + this.y.span) +'px'
    });
    if (this.slideshow && this.isImage) {
        if (w == this.x.full) this.slideshow.disable('full-expand');
        else this.slideshow.enable('full-expand');
    }
    if (this.outline) this.outline.setPosition(this);

},

close : function() {
    if (this.isClosing || !this.isExpanded
         || (hs.upcoming && this.transitions[1] == 'crossfade')
        ) return;
    this.isClosing = true;
    if (this.slideshow && !hs.upcoming) this.slideshow.pause();

    hs.removeEventListener(document, window.opera ? 'keypress' : 'keydown', hs.keyHandler);

    try {
        this.content.style.cursor = 'default';
        this.changeSize(
            0, {
                xmin: this.x.min,
                ymin: this.y.min,
                xspan: this.x.span,
                yspan: parseInt(this.content.style.height),
                xp1: this.x.p1,
                yp1: this.y.p1,
                xp2: this.x.p2,
                yp2: this.y.p2,
                o: this.outline ? this.outline.offset : 0
            }, {
                xmin: this.x.tpos - this.x.cb + this.x.tb,
                ymin: this.y.tpos - this.y.cb + this.y.tb,
                xspan: this.x.t,
                yspan: this.y.t,
                xp1: 0,
                yp1: 0,
                xp2: 0,
                yp2: 0,
                o: hs.outlineStartOffset
            },
            hs.restoreDuration,
            hs.restoreSteps
        );

    } catch (e) { this.afterClose(); }
},

createOverlay : function (o) {
    var el = o.overlayId;
    if (typeof el == 'string') el = hs.getNode(el);
    if (!el || typeof el == 'string') return;
    el.style.display = 'block';
    o.hsId = o.hsId || o.overlayId;
    if (this.transitions[1] == 'crossfade' && this.reuseOverlay(o, el)) return;
    this.genOverlayBox();
    var width = o.width && /^[0-9]+(px|%)$/.test(o.width) ? o.width : 'auto';
    if (/^(left|right)panel$/.test(o.position) && !/^[0-9]+px$/.test(o.width)) width = '200px';

    var overlay = hs.createElement(
        'div',
        { id: 'hsId'+ hs.idCounter++, hsId: o.hsId },
        {
            position: 'absolute',
            visibility: 'hidden',
            width: width
        },
        this.overlayBox,
        true
    );

    overlay.appendChild(el);
    hs.setAttribs(overlay, {
        hideOnMouseOut: o.hideOnMouseOut,
        opacity: o.opacity || 1,
        hsPos: o.position,
        fade: o.fade
    });

    if (this.gotOverlays) {
        this.positionOverlay(overlay);
        if (!overlay.hideOnMouseOut || this.mouseIsOver) hs.fade(overlay, 0, overlay.opacity);
    }
    hs.push(this.overlays, hs.idCounter - 1);
},
positionOverlay : function(overlay) {
    var p = overlay.hsPos || 'middle center';
    if (/left$/.test(p)) overlay.style.left = 0;
    if (/center$/.test(p))    hs.setStyles (overlay, {
        left: '50%',
        marginLeft: '-'+ Math.round(overlay.offsetWidth / 2) +'px'
    });
    if (/right$/.test(p))    overlay.style.right = 0;

    if (/^leftpanel$/.test(p)) {
        hs.setStyles(overlay, {
            right: '100%',
            marginRight: this.x.cb +'px',
            top: - this.y.cb +'px',
            bottom: - this.y.cb +'px',
            overflow: 'auto'
        });
        this.x.p1 = overlay.offsetWidth;

    } else if (/^rightpanel$/.test(p)) {
        hs.setStyles(overlay, {
            left: '100%',
            marginLeft: this.x.cb +'px',
            top: - this.y.cb +'px',
            bottom: - this.y.cb +'px',
            overflow: 'auto'
        });
        this.x.p2 = overlay.offsetWidth;
    }
    if (/^top/.test(p)) overlay.style.top = 0;
    if (/^middle/.test(p))    hs.setStyles (overlay, {
        top: '50%',
        marginTop: '-'+ Math.round(overlay.offsetHeight / 2) +'px'
    });
    if (/^bottom/.test(p)) overlay.style.bottom = 0;
    if (/^above$/.test(p)) {
        hs.setStyles(overlay, {
            left: (- this.x.p1 - this.x.cb) +'px',
            right: (- this.x.p2 - this.x.cb) +'px',
            bottom: '100%',
            marginBottom: this.y.cb +'px',
            width: 'auto'
        });
        this.y.p1 = overlay.offsetHeight;

    } else if (/^below$/.test(p)) {
        hs.setStyles(overlay, {
            position: 'relative',
            left: (- this.x.p1 - this.x.cb) +'px',
            right: (- this.x.p2 - this.x.cb) +'px',
            top: '100%',
            marginTop: this.y.cb +'px',
            width: 'auto'
        });
        this.y.p2 = overlay.offsetHeight;
        overlay.style.position = 'absolute';
    }
},

getOverlays : function() {
    this.getInline(['heading', 'caption'], true);
    this.getNumber();
    if (this.heading && this.dragByHeading) this.heading.className += ' highslide-move';
    if (hs.showCredits) this.writeCredits();
    for (var i = 0; i < hs.overlays.length; i++) {
        var o = hs.overlays[i], tId = o.thumbnailId, sg = o.slideshowGroup;
        if ((!tId && !sg) || (tId && tId == this.thumbsUserSetId)
                || (sg && sg === this.slideshowGroup)) {
            this.createOverlay(o);
        }
    }
    var os = [];
    for (var i = 0; i < this.overlays.length; i++) {
        var o = hs.$('hsId'+ this.overlays[i]);
        if (/panel$/.test(o.hsPos)) this.positionOverlay(o);
        else hs.push(os, o);
    }
    var curW = this.x.p1 + this.x.full + this.x.p2;
    if (hs.padToMinWidth && curW < hs.minWidth) {
        this.x.p1 += (hs.minWidth - curW) / 2;
        this.x.p2 += (hs.minWidth - curW) / 2;
    }
    for (var i = 0; i < os.length; i++) this.positionOverlay(os[i]);
    this.gotOverlays = true;
},
genOverlayBox : function() {
    if (!this.overlayBox) this.overlayBox = hs.createElement (
        'div', null,
        {
            position : 'absolute',
            width: this.x.span ? this.x.span +'px' : this.x.full +'px',
            height: 0,
            visibility : 'hidden',
            overflow : 'hidden',
            zIndex : hs.ie ? 4 : null
        },
        hs.container,
        true
    );
},
sizeOverlayBox : function(doWrapper, doPanels) {
    hs.setStyles( this.overlayBox, {
        width: this.x.span +'px',
        height: this.y.span +'px'
    });
    if (doWrapper || doPanels) {
        for (var i = 0; i < this.overlays.length; i++) {
            var o = hs.$('hsId'+ this.overlays[i]);
            if (o && /^(above|below)$/.test(o.hsPos)) {
                if (hs.ie && (hs.ieVersion() <= 6 || document.compatMode == 'BackCompat')) {
                    o.style.width = (this.overlayBox.offsetWidth + 2 * this.x.cb
                        + this.x.p1 + this.x.p2) +'px';
                }
                this.y[o.hsPos == 'above' ? 'p1' : 'p2'] = o.offsetHeight;
            }
        }
    }
    if (doWrapper) {
        hs.setStyles(this.content, {
            top: this.y.p1 +'px'
        });
        hs.setStyles(this.overlayBox, {
            top: (this.y.p1 + this.y.cb) +'px'
        });
    }
},

showOverlays : function() {
    var b = this.overlayBox;
    hs.setStyles(b, {
        top: (this.y.p1 + this.y.cb) +'px',
        left: (this.x.p1 + this.x.cb) +'px',
        overflow : 'visible'
    });
    if (hs.safari) b.style.visibility = 'visible';
    this.wrapper.appendChild (b);
    for (var i = 0; i < this.overlays.length; i++) {
        var o = hs.$('hsId'+ this.overlays[i]);
        o.style.zIndex = o.hsId == 'controls' ? 5 : 4;
        if (!o.hideOnMouseOut || this.mouseIsOver) hs.fade(o, 0, o.opacity);
    }
},



createFullExpand : function () {
    if (this.slideshow && this.slideshow.controls) {
        this.slideshow.enable('full-expand');
        return;
    }
    this.fullExpandLabel = hs.createElement(
        'a',
        {
            href: 'javascript:hs.expanders['+ this.key +'].doFullExpand();',
            title: hs.lang.fullExpandTitle,
            className: 'highslide-full-expand'
        }
    );

    this.createOverlay({
        overlayId: this.fullExpandLabel,
        position: hs.fullExpandPosition,
        hideOnMouseOut: true,
        opacity: hs.fullExpandOpacity
    });
},

doFullExpand : function () {
    try {
        if (this.fullExpandLabel) hs.discardElement(this.fullExpandLabel);

        this.focus();

        this.x.min = parseInt(this.wrapper.style.left) - (this.x.full - this.content.width) / 2;
        if (this.x.min < hs.marginLeft) this.x.min = hs.marginLeft;
        this.wrapper.style.left = this.x.min +'px';

        hs.setStyles(this.content, { width: this.x.full +'px', height: this.y.full +'px'});

        this.x.span = this.x.full;
        this.y.span = this.y.full;


        if (this.overlayBox) this.sizeOverlayBox(true);


        hs.setStyles(this.wrapper, {
            width: (this.x.p1 + 2 * this.x.cb + this.x.span + this.x.p2) +'px',
            height: (this.y.p1 + 2 * this.y.cb + this.y.span + this.y.p2) +'px'
        });


        if (this.outline) this.outline.setPosition(this);


        this.redoShowHide();

        hs.setDimmerSize(this);


    } catch (e) {
        window.location.href = this.content.src;
    }
},


// on end move and resize
redoShowHide : function() {
    var imgPos = {
        x: parseInt(this.wrapper.style.left) - 20,
        y: parseInt(this.wrapper.style.top) - 20,
        w: this.content.offsetWidth + 40 + this.x.p1 + this.x.p2,
        h: this.content.offsetHeight + 40 + this.y.p1 + this.y.p2
    };
    if (hs.hideSelects) this.showHideElements('SELECT', 'hidden', imgPos);
    if (hs.hideIframes) this.showHideElements('IFRAME', 'hidden', imgPos);
    if (hs.geckoMac) this.showHideElements('*', 'hidden', imgPos);

},

afterClose : function () {
    this.a.className = this.a.className.replace('highslide-active-anchor', '');

    if (hs.hideSelects) this.showHideElements('SELECT', 'visible');
    if (hs.hideIframes) this.showHideElements('IFRAME', 'visible');
    if (hs.geckoMac) this.showHideElements('*', 'visible');
        if (this.outline && this.outlineWhileAnimating) this.outline.destroy();

        hs.discardElement(this.wrapper);
    if (this.dimmingOpacity) hs.undim(this.key);
    hs.expanders[this.key] = null;
    hs.reOrder();
}

};


hs.Slideshow = function (options) {
    hs.updateAnchors();
    for (var x in options) this[x] = options[x];
    if (this.useControls) this.getControls();
};
hs.Slideshow.prototype = {
getControls: function() {
    this.controls = hs.createElement('div', { innerHTML: hs.replaceLang(hs.skin.controls) },
        null, hs.container);

    var buttons = ['play', 'pause', 'previous', 'next', 'move', 'full-expand', 'close'];
    this.btn = {};
    var pThis = this;
    for (var i = 0; i < buttons.length; i++) {
        this.btn[buttons[i]] = hs.getElementByClass(this.controls, 'li', 'highslide-'+ buttons[i]);
        this.enable(buttons[i]);
    }
    this.btn.pause.style.display = 'none';
    this.disable('full-expand');
},
checkFirstAndLast: function() {
    if (this.repeat || !this.controls) return;
    var cur = this.exp.getAnchorIndex(), re = /disabled$/;
    if (cur == 0)
        this.disable('previous');
    else if (re.test(this.btn.previous.getElementsByTagName('a')[0].className))
        this.enable('previous');
    if (cur + 1 == hs.anchors.groups[this.exp.slideshowGroup || 'none'].length) {
        this.disable('next');
        this.disable('play');
    } else if (re.test(this.btn.next.getElementsByTagName('a')[0].className)) {
        this.enable('next');
        this.enable('play');
    }
},
enable: function(btn) {
    if (!this.btn) return;
    var sls = this, a = this.btn[btn].getElementsByTagName('a')[0], re = /disabled$/;
    a.onclick = function() {
        sls[btn]();
        return false;
    };
    if (re.test(a.className)) a.className = a.className.replace(re, '');
},
disable: function(btn) {
    if (!this.btn) return;
    var a = this.btn[btn].getElementsByTagName('a')[0];
    a.onclick = function() { return false; };
    if (!/disabled$/.test(a.className)) a.className += ' disabled';
},
hitSpace: function() {
    if (this.autoplay) this.pause();
    else this.play();
},
play: function(wait) {
    if (this.btn) {
        this.btn.play.style.display = 'none';
        this.btn.pause.style.display = '';
    }

    this.autoplay = true;
    if (!wait) hs.next(this.exp.key);
},
pause: function() {
    if (this.btn) {
        this.btn.pause.style.display = 'none';
        this.btn.play.style.display = '';
    }

    clearTimeout(this.autoplay);
    this.autoplay = null;
},
previous: function() {
    this.pause();
    hs.previous(this.btn.previous);
},
next: function() {
    this.pause();
    hs.next(this.btn.next);
},
move: function() {},
'full-expand': function() {
    hs.getExpander().doFullExpand();
},
close: function() {
    hs.close(this.btn.close);
}

};
if (document.readyState && hs.ie) {
    (function () {
        try {
            document.documentElement.doScroll('left');
        } catch (e) {
            setTimeout(arguments.callee, 50);
            return;
        }
        hs.domReady();
    })();
}
hs.langDefaults = hs.lang;
// history
var HsExpander = hs.Expander;

// set handlers
hs.addEventListener(document, 'mousemove', function(e) {
    hs.mouse = { x: e.clientX, y: e.clientY    };
});
hs.addEventListener(document, 'mousedown', hs.mouseClickHandler);
hs.addEventListener(document, 'mouseup', hs.mouseClickHandler);
hs.addEventListener(window, 'load', hs.preloadImages);