/******************************************************************************
Name:    Highslide JS
Version: 3.1.11 (July 19 2007)
Author:  Torstein Hønsi
Support: http://vikjavev.no/highslide/forum
Email:   See http://vikjavev.no/megsjol

Note: this file has been modified from the original to include two changes:
   * stretch small images as Highslide currently does not pad small images
   * incorporation of a darkened background when viewing the pop-up images

Licence: e7847b3900e9da629ec1e7980687c145
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 = {

// Apply your own settings here, or override them in the html file.  
graphicsDir : 'highslide/graphics/',
restoreCursor : "zoomout.cur", // necessary for preload
fullExpandIcon : 'fullexpand.gif',
expandSteps : 10, // number of steps in zoom. Each step lasts for duration/step milliseconds.
expandDuration : 250, // milliseconds
restoreSteps : 10,
restoreDuration : 250,
allowMultipleInstances: true,
hideThumbOnExpand : true,
captionSlideSpeed : 1, // set to 0 to disable slide in effect
outlineWhileAnimating : false, // not recommended for image popups, animation gets jerky on slow systems.
outlineStartOffset : 3, // ends at 10
marginLeft : 10,
marginRight : 35, // leave room for scrollbars + outline
marginTop : 10,
marginBottom : 35, // leave room for scrollbars + outline
zIndexCounter : 1001, // adjust to other absolutely positioned elements
fullExpandTitle : 'Expand to actual size',
restoreTitle : 'Click to close image, click and drag to move. Use arrow keys for next and previous.',
focusTitle : 'Click to bring to front',
loadingText : 'Loading...',
loadingTitle : 'Click to cancel',
loadingOpacity : 0.75,
showCredits : false, // you can set this to false if you want
creditsText : 'Powered by <i>Highslide JS</i>',
creditsHref : 'http://vikjavev.no/highslide/?user=1',
creditsTitle : 'Go to the Highslide JS homepage',

// These settings can also be overridden inline for each image
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,
captionId : null,
captionTemplateId : null,
slideshowGroup : null, // defines groups for next/previous links and keystrokes
spaceForCaption : 30, // leaves space below images with captions
minWidth: 200,
minHeight: 200,
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 : null, // for enhanced css-control
enableKeyListener : true,

      
// END OF YOUR SETTINGS


// declare internal properties
preloadTheseImages : new Array(),
continuePreloading: true,
expandedImagesCounter : 0,
expanders : new Array(),
overrides : new Array(
   'anchor',
   'align',
   'targetX',
   'targetY',
   'outlineType',
   'outlineWhileAnimating',
   'spaceForCaption', 
   'wrapperClassName',
   'minWidth',
   'minHeight',
   'captionId',
   'captionTemplateId',
   'allowSizeReduction',
   'slideshowGroup',
   'enableKeyListener'
),
overlays : new Array(),
pendingOutlines : new Array(),
origNodes : new Array(),
ie : (document.all && !window.opera),
safari : navigator.userAgent.indexOf("Safari") != -1,
hasFocused : false,

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

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

createElement : function (tag, attribs, styles, parent) {
   var el = document.createElement(tag);
   if (attribs) hs.setAttribs(el, attribs);
   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) {
      try { el.style[x] = styles[x]; }
      catch (e) {}
   }
},

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

clientInfo : function ()   {
   var iebody = document.compatMode && document.compatMode != "BackCompat" 
      ? document.documentElement : document.body;
   
   this.width = hs.ie ? iebody.clientWidth : self.innerWidth;
   this.height = hs.ie ? iebody.clientHeight : self.innerHeight;
   this.scrollLeft = hs.ie ? iebody.scrollLeft : pageXOffset;
   this.scrollTop = hs.ie ? iebody.scrollTop : pageYOffset;
} ,

position : function(el) { 
   var parent = el;
   var p = { x: parent.offsetLeft, y: parent.offsetTop };
   while (parent.offsetParent)   {
      parent = parent.offsetParent;
      p.x += parent.offsetLeft;
      p.y += parent.offsetTop;
      if (parent != document.body && parent != document.documentElement) {
         p.x -= parent.scrollLeft;
         p.y -= parent.scrollTop;
      }
   }
   return p;
}, 

expand : function(a, params, contentType) {
   try {
      new HsExpander(a, params, contentType);
      return false;
      
   } catch (e) {
      return true;
   }
   
},

focusTopmost : function() {
   var topZ = 0;
   var topmostKey = -1;
   for (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();
}, 


closeId : function(elId) { // for text links
   for (i = 0; i < hs.expanders.length; i++) {
      if (hs.expanders[i] && (hs.expanders[i].thumb.id == elId || hs.expanders[i].a.id == elId)) {
         hs.expanders[i].doClose(1);
         return;
      }
   }
},

close : function(el) {
   var key = hs.getWrapperKey(el);
   if (hs.expanders[key]) hs.expanders[key].doClose(1);
   return false;
},


toggleImages : function(closeId, expandEl) {
   if (closeId) hs.closeId(closeId);
   if (hs.ie) expandEl.href = expandEl.href.replace('about:(blank)?', ''); // mysterious IE thing
   hs.toggleImagesExpandEl = expandEl;
   return false;
},

getAdjacentAnchor : function(key, op) {
   var aAr = document.getElementsByTagName('A');
   var hsAr = new Array;
   var activeI = -1;
   var j = 0;
   for (i = 0; i < aAr.length; i++) {
      if (hs.isHsAnchor(aAr[i]) && ((hs.expanders[key].slideshowGroup == hs.getParam(aAr[i], 'slideshowGroup')))) {
         hsAr[j] = aAr[i];
         if (hs.expanders[key] && aAr[i] == hs.expanders[key].a) {
            activeI = j;
         }
         j++;
      }
   }
   return hsAr[activeI + op];
},

getParam : function (a, param) {
   try {
      var s = a.onclick.toString();
      var oneLine = s.replace(/\s/g, ' ');
      var sParams = oneLine.split('{')[2].split('}')[0];
      if (hs.safari) { // stupid bug
         for (var i = 0; i < hs.overrides.length; i++) {
            sParams = sParams.replace(hs.overrides[i] +':', ','+ hs.overrides[i] +':').replace('^\s*?,', '');
         }
      }  
      eval('var arr = {'+ sParams +'};');
      for (var x in arr) {
         if (x == param) return arr[x];
      }
   } catch (e) {
      return null;
   }
},

getSrc : function (a) {
   var src = hs.getParam(a, 'src');
   if (src) return src;
   return a.rel.replace(/_slash_/g, '/') || a.href;
},

cloneNode : function (id) {
   if (!hs.$(id) && !hs.origNodes[id]) return null;
   var clone;
   if (hs.origNodes[id]) {
      clone = hs.origNodes[id].cloneNode(1);
      hs.setId(clone, /-hsOrig$/, 1);
   } else {
      clone = hs.$(id).cloneNode(1);
      hs.origNodes[id] = hs.$(id);
      hs.setId(hs.$(id), '-hsOrig');
   }
   return clone;
},

setId : function (d, suff, remove) {
   if (d.id) d.id = remove ? d.id.replace(suff, '') : d.id + suff;
   if (d.name) d.name = remove ? d.name.replace(suff, '') : d.name + suff;
   if (hs.geckoBug && hs.geckoBug(d)) return;
   var a = d.childNodes;      
   for (var i = 0; i < a.length; i++) {
      if (a[i]) hs.setId(a[i], suff, remove);
   }
},

purge : function(d) {
   var a = d.attributes, i, l, n;
    if (a) {
        l = a.length;
        for (i = 0; i < l; i += 1) {
            n = a[i].name;
            if (typeof d[n] === 'function') {
                d[n] = null;
            }
        }
    }
    if (hs.geckoBug && hs.geckoBug(d)) return;
   a = d.childNodes;
    if (a) {
        l = a.length;
        for (i = 0; i < l; i += 1) {
            hs.purge(d.childNodes[i]);
        }
    }
},

previousOrNext : function (el, op) {
   if (typeof el == 'object') var activeKey = hs.getWrapperKey(el);
   else if (typeof el == 'number') var activeKey = el;
   if (hs.expanders[activeKey]) {
      //hs.toggleImagesExpandEl = hs.getAdjacentAnchor(activeKey, op);
      try { hs.getAdjacentAnchor(activeKey, op).onclick(); }
         catch (e) { hs.expanders[activeKey].doClose(1); return false; }
      hs.expanders[activeKey].doClose(-1);
   }
   
   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; // form element has focus
   
   var op = null;
   switch (e.keyCode) {
      case 34: // Page Down
      case 39: // Arrow right
      case 40: // Arrow left
         op = 1;
         break;
      case 33: // Page Up
      case 37: // Arrow left
      case 38: // Arrow down
         op = -1;
         break;
      case 27: // Escape
      case 13: // Enter
         if (hs.expanders[hs.focusKey]) hs.expanders[hs.focusKey].doClose(1);
         return false;
   }
   if (op != null) {
      hs.removeEventListener(document, 'keydown', hs.keyHandler);
      if (hs.expanders[hs.focusKey] && !hs.expanders[hs.focusKey].enableKeyListener) return true;
      return hs.previousOrNext(hs.focusKey, op);
   }
   else return true;
},

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

getWrapperKey : function (el) {
   var key = -1;
   while (el.parentNode)   {
      el = el.parentNode;
      if (el.id && el.id.match(/^highslide-wrapper-[0-9]+$/)) {
         key = el.id.replace(/^highslide-wrapper-([0-9]+)$/, "$1");
         break;
      }
   }
   return key;
},

cleanUp : function () {
   if (hs.toggleImagesExpandEl) { 
      hs.toggleImagesExpandEl.onclick();
      hs.toggleImagesExpandEl = null;
   } else {
      for (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 fobj = e.target;
   while (fobj.parentNode
      && !(fobj.className && fobj.className.match(/highslide-(image|move|html)/)))
   {
      fobj = fobj.parentNode;
   }

   if (!fobj.parentNode) return;
   
   hs.dragKey = hs.getWrapperKey(fobj);
   if (fobj.className.match(/highslide-(image|move)/)) {
      var isDraggable = true;
      var wLeft = parseInt(hs.expanders[hs.dragKey].wrapper.style.left);
      var wTop = parseInt(hs.expanders[hs.dragKey].wrapper.style.top);        
   }

   if (e.type == 'mousedown') {
      if (isDraggable) // drag or focus
      {
         hs.dragObj = hs.expanders[hs.dragKey].content;

         if (fobj.className.match('highslide-image')) hs.dragObj.style.cursor = 'move';
         
         hs.wLeft = wLeft;
         hs.wTop = wTop;
         
         hs.dragX = e.clientX;
         hs.dragY = e.clientY;
         hs.addEventListener(document, 'mousemove', hs.mouseMoveHandler);
         if (e.preventDefault) e.preventDefault(); // FF
         
         if (hs.dragObj.className.match(/highslide-(image|html)-blur/)) {
            hs.expanders[hs.dragKey].focus();
            hs.hasFocused = true;
         }
         return false;
      }
      else if (fobj.className.match(/highslide-html/)) { // just focus
         hs.expanders[hs.dragKey].focus();
         hs.expanders[hs.dragKey].redoShowHide();
         hs.hasFocused = false; // why??
      }
      
   } else if (e.type == 'mouseup') {
      hs.removeEventListener(document, 'mousemove', hs.mouseMoveHandler);
      if (isDraggable && hs.expanders[hs.dragKey]) {
         if (fobj.className.match('highslide-image')) {
            fobj.style.cursor = hs.styleRestoreCursor;
         }
         var hasMoved = wLeft != hs.wLeft || wTop != hs.wTop;
         if (!hasMoved && !hs.hasFocused && !fobj.className.match(/highslide-move/)) {
            hs.expanders[hs.dragKey].doClose(1);
         } else if (hasMoved || (!hasMoved && hs.hasHtmlExpanders)) {
            hs.expanders[hs.dragKey].redoShowHide();
         }
         hs.hasFocused = false;
      
      } else if (fobj.className.match('highslide-image-blur')) {
         fobj.style.cursor = hs.styleRestoreCursor;      
      }
   }
},

mouseMoveHandler : function(e)
{
   if (!hs.expanders[hs.dragKey] || !hs.expanders[hs.dragKey].wrapper) return;
   if (!e) e = window.event;

   var exp = hs.expanders[hs.dragKey];
   var w = exp.wrapper;
   w.style.left = hs.wLeft + e.clientX - hs.dragX +'px';
   w.style.top  = hs.wTop + e.clientY - hs.dragY +'px';
   
   if (exp.objOutline) {
      var o = exp.objOutline;
      o.outer.style.left = (parseInt(w.style.left) - o.offset) +'px';
      o.outer.style.top = (parseInt(w.style.top) - o.offset) +'px';
   }
   
   return false;
},

addEventListener : function (el, event, func) {
   if (document.addEventListener) el.addEventListener(event, func, false);
   else if (document.attachEvent) el.attachEvent('on'+ event, func);
   else el['on'+ event] = func;
},

removeEventListener : function (el, event, func) {
   if (document.removeEventListener) el.removeEventListener(event, func, false);
   else if (document.detachEvent) el.detachEvent('on'+ event, func);
   else el[event] = null;
},

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

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

preloadImages : function (number) {
   if (number && typeof number != 'object') hs.numberOfImagesToPreload = number;
   var re, j = 0;
   
   var aTags = document.getElementsByTagName('A');
   for (i = 0; i < aTags.length; i++) {
      a = aTags[i];
      re = hs.isHsAnchor(a);
      if (re && re[0] == 'hs.expand') {
         if (j < hs.numberOfImagesToPreload) {
            hs.preloadTheseImages[j] = hs.getSrc(a); 
            j++;
         }
      }
   }
   
   // preload outlines
   new HsOutline(hs.outlineType, function () { hs.preloadFullImage(0)} );
   
   // preload cursor
   var cur = document.createElement('img');
   cur.src = hs.graphicsDir + hs.restoreCursor;
},

genContainer : function () {
   if (!hs.container) {
      hs.container = hs.createElement('div', 
         null, 
         { position: 'absolute', left: 0, top: 0, padding: 0, margin: 0, border: 'none', width: '100%', zIndex: hs.zIndexCounter }, 
         document.body
      );
   }  
}
}; // end hs object

//-----------------------------------------------------------------------------
HsOutline = function (outlineType, onLoad) {
   if (!outlineType) return;
   if (onLoad) this.onLoad = onLoad;
   this.outlineType = outlineType;
   this.outline = new Array();
   var v = hs.ieVersion();
   
   hs.genContainer();
   
   this.hasAlphaImageLoader = hs.ie && v >= 5.5 && v < 8;
   this.hasPngSupport = !hs.ie || (hs.ie && v >= 8);
   this.hasOutline = this.outlineType && (this.hasAlphaImageLoader || this.hasPngSupport);
   
   this.outer = hs.createElement(
      'table',
      {  
         cellSpacing: 0 // saf
      },
      {
         border: 'none',
         margin: 0,
         visibility: 'hidden',
         position: 'absolute',
         zIndex: hs.zIndexCounter++,
         borderCollapse: 'collapse'
      },
      hs.container
   );
   this.tbody = hs.createElement('tbody', null, null, this.outer);
   
   this.preloadOutlineElement(1); // recursive
};

HsOutline.prototype.preloadOutlineElement = function (i) {  
   if (this.outline[i] && this.outline[i].onload) { // Gecko multiple onloads bug
      this.outline[i].onload = null;
      return;
   }
   
   this.offset = this.hasOutline ? 10 : 0;
   if (i == 1 || i == 4 || i == 6) this.tr = hs.createElement('tr', null, null, this.tbody);
   if (i == 5) this.inner = hs.createElement('td', null, { padding: 0, margin: 0, border: 0, position: 'relative' }, this.tr);
   
   var files = Array (0,8,1,2,7,3,6,5,4);
   var src = hs.graphicsDir + "outlines/"+ this.outlineType +"/"+ files[i] +".png";
   
   if (this.hasAlphaImageLoader) {
      var bgKey = 'filter';
      var bgValue = "progid:DXImageTransform.Microsoft.AlphaImageLoader("
               + "enabled=true, sizingMethod=scale src='"+ src + "') ";
   } else if (this.hasPngSupport || this.hasIe7Bug) {    
      var bgKey = 'background';
      var bgValue = 'url('+ src +')';
   }
   var styles = { lineHeight: 0, fontSize: 0, padding: 0, margin: 0, border: 0 };
   if (this.hasOutline) styles[bgKey] = bgValue;
      
   var td = hs.createElement('td', null, styles);
      
   var img = hs.createElement('img', null, { visibility: 'hidden', display: 'block', padding: 0, margin: 0, border: 0 }, td); // for onload trigger
   
   var dim = 2 * this.offset;
   hs.setStyles (td, { height: dim +'px', width: dim +'px'} );
      
   var pThis = this;
   if (i < 8) img.onload = function() { pThis.preloadOutlineElement(i + 1); };            
   else img.onload = function() { 
      hs.pendingOutlines[pThis.outlineType] = pThis;
      if (pThis.onLoad) pThis.onLoad(); 
   };
   
   this.tr.appendChild(td);
   if (this.hasOutline) img.src = src;
   else img.onload();
};

HsOutline.prototype.destroy = function() {
   hs.purge(this.outer);
   try { this.outer.parentNode.removeChild(this.outer); } catch (e) {}
};

//-----------------------------------------------------------------------------
// The expander object
HsExpander = function(a, params, contentType) {
   hs.continuePreloading = false;
      
   // override inline parameters
   for (i = 0; i < hs.overrides.length; i++) {
      var name = hs.overrides[i];
      if (params && typeof params[name] != 'undefined') this[name] = params[name];
      else this[name] = hs[name];
   }
   
   if (params && params.thumbnailId) {
      var el = hs.$(params.thumbnailId);
   
   } else { // first img within anchor
      for (i = 0; i < a.childNodes.length; i++) {
         if (a.childNodes[i].tagName && a.childNodes[i].tagName == 'IMG') {
            var el = a.childNodes[i];
            break;
         }        
      }
   }
   if (!el) el = a;
   
   
   // cancel other
   for (i = 0; i < hs.expanders.length; i++) {
      if (hs.expanders[i] && hs.expanders[i].thumb != el && !hs.expanders[i].onLoadStarted) {
         hs.expanders[i].cancelLoading();
      }
   }
   // check if already open
   for (i = 0; i < hs.expanders.length; i++) {
      if (hs.expanders[i] && hs.expanders[i].thumb == el) {
         hs.expanders[i].focus();
         return false;
      }     
   }

   if (!hs.allowMultipleInstances) {
      var prev = hs.expandedImagesCounter - 1;
      if (hs.expanders[prev]) hs.expanders[prev].doClose(1);
   }
   
   this.key = hs.expandedImagesCounter++;
   hs.expanders[this.key] = this;
   if (contentType == 'html') {
      this.isHtml = true;
      this.contentType = 'html';
   } else {
      this.isImage = true;
      this.contentType = 'image';
   }
   
   this.a = a;
   
   this.thumbsUserSetId = el.id || a.id;
   this.thumb = el;     
   
   this.overlays = new Array();

   var pos = hs.position(el); 
   
   // instanciate the wrapper
   this.wrapper = hs.createElement(
      'div',
      {
         id: 'highslide-wrapper-'+ this.key,
         className: this.wrapperClassName
      },
      {
         visibility: 'hidden',
         position: 'absolute',
         zIndex: hs.zIndexCounter++
      }
   );
   
   // store properties of thumbnail
   this.thumbWidth = el.width ? el.width : el.offsetWidth;     
   this.thumbHeight = el.height ? el.height : el.offsetHeight;
   this.thumbLeft = pos.x;
   this.thumbTop = pos.y;
   this.thumbClass = el.className;
   
   // thumb borders
   this.thumbOffsetBorderW = (this.thumb.offsetWidth - this.thumbWidth) / 2;
   this.thumbOffsetBorderH = (this.thumb.offsetHeight - this.thumbHeight) / 2;
   
   // get the wrapper
   hs.genContainer();
   if (hs.pendingOutlines[this.outlineType]) {
      this.connectOutline();
      this[this.contentType +'Create']();
   } else if (!this.outlineType) {
      this[this.contentType +'Create']();
   } else {
      this.displayLoading();
      var pThis = this;
      new HsOutline(this.outlineType, 
         function () { 
            pThis.connectOutline();
            pThis[pThis.contentType +'Create']();
         } 
      );
   }
   
};

HsExpander.prototype.connectOutline = function(x, y) {   
   var w = hs.pendingOutlines[this.outlineType];
   this.objOutline = w;
   hs.pendingOutlines[this.outlineType] = null;
};

HsExpander.prototype.displayLoading = function() {
   if (this.onLoadStarted || this.loading) return;
      
   this.originalCursor = this.a.style.cursor;
   this.a.style.cursor = 'wait';
   
   if (!hs.loading) {
      hs.loading = hs.createElement('a',
         {
            className: 'highslide-loading',
            title: hs.loadingTitle,
            innerHTML: hs.loadingText
         },
         {
            position: 'absolute'
         }, hs.container
      );
      if (hs.ie) hs.loading.style.filter = 'alpha(opacity='+ (100*hs.loadingOpacity) +')';
      else hs.loading.style.opacity = hs.loadingOpacity;
   }
   
   this.loading = hs.loading;
   this.loading.href = 'javascript:hs.expanders['+ this.key +'].cancelLoading()';
   this.loading.visibility = 'visible';      
   
   this.loading.style.left = (this.thumbLeft + this.thumbOffsetBorderW 
      + (this.thumbWidth - this.loading.offsetWidth) / 2) +'px';
   this.loading.style.top = (this.thumbTop 
      + (this.thumbHeight - this.loading.offsetHeight) / 2) +'px';
   setTimeout(
      "if (hs.expanders["+ this.key +"] && hs.expanders["+ this.key +"].loading) "
      + "hs.expanders["+ this.key +"].loading.style.visibility = 'visible';", 
      100
   );
};

HsExpander.prototype.imageCreate = function() {
   var img = document.createElement('img');
   var key = this.key;

   var img = document.createElement('img');
    this.content = img;
    img.onload = function () { if (hs.expanders[key]) hs.expanders[key].onLoad();  };
    img.className = 'highslide-image '+ this.thumbClass;
    img.style.visibility = 'hidden'; // prevent flickering in IE
    img.style.display = 'block';
   img.style.position = 'absolute';
    img.style.zIndex = 3;
    img.title = hs.restoreTitle;
    img.onmouseover = function () { 
      if (hs.expanders[key]) hs.expanders[key].onMouseOver(); 
    };
    img.onmouseout = function (e) { 
      var rel = e ? e.relatedTarget : event.toElement;
      if (hs.expanders[key]) hs.expanders[key].onMouseOut(rel);
   };
    if (hs.safari) hs.container.appendChild(img);
    // uncomment this to flush img size:
    // if (hs.ie) img.src = null;
   img.src = hs.getSrc(this.a);
   
   this.displayLoading();
};

HsExpander.prototype.onLoad = function() {   
   try { 
   
      if (!this.content) return;
      if (this.onLoadStarted) return; // old Gecko loop
      else this.onLoadStarted = true;
      
            
      if (this.loading) {
         this.loading.style.visibility = 'hidden';
         this.loading = null;
         this.a.style.cursor = this.originalCursor || '';
      }
      if (this.isImage) {        
         this.newWidth = this.content.width;
         this.newHeight = this.content.height;
         this.fullExpandWidth = this.newWidth;
         this.fullExpandHeight = this.newHeight;
         
         this.content.width = this.thumbWidth;
         this.content.height = this.thumbHeight;
         
         if (this.newWidth < 300) {
            var ratio = this.newWidth / this.newHeight;
            this.newWidth = 300;
            this.newHeight = Math.round(300 / ratio);
         }
      } else if (this.htmlGetSize) this.htmlGetSize();
      
      // identify caption div    
      var modMarginBottom = hs.marginBottom;
      if (!this.captionId && this.thumbsUserSetId)  this.captionId = 'caption-for-'+ this.thumbsUserSetId;
      if (this.captionId) {
         this.caption = hs.cloneNode(this.captionId);
      }
      if (this.captionTemplateId) {
         var s = (this.caption) ? this.caption.innerHTML : '';
         this.caption = hs.cloneNode(this.captionTemplateId);
         if (this.caption) this.caption.innerHTML
            = this.caption.innerHTML.replace(/\s/g, ' ').replace('{caption}', s);
      }
      
      var modMarginBottom = hs.marginBottom;
      if (this.caption) modMarginBottom += this.spaceForCaption;
      
      this.wrapper.appendChild(this.content);
      this.content.style.position = 'relative'; // Saf
      if (this.caption) this.wrapper.appendChild(this.caption);
      this.wrapper.style.left = this.thumbLeft +'px';
      this.wrapper.style.top = this.thumbTop +'px';
      hs.container.appendChild(this.wrapper);
      
      // correct for borders
      this.offsetBorderW = (this.content.offsetWidth - this.thumbWidth) / 2;
      this.offsetBorderH = (this.content.offsetHeight - this.thumbHeight) / 2;
      var modMarginRight = hs.marginRight + 2 * this.offsetBorderW;
      modMarginBottom += 2 * this.offsetBorderH;
      
      var ratio = this.newWidth / this.newHeight;
      var minWidth = this.allowSizeReduction ? this.minWidth : this.newWidth;
      var minHeight = this.allowSizeReduction ? this.minHeight : this.newHeight;
      
      var justify = { x: 'auto', y: 'auto' };
      if (this.align == 'center') {
         justify.x = 'center';
         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;
      }
      
      client = new hs.clientInfo();    
      
      // justify
      this.x = { 
         min: parseInt(this.thumbLeft) - this.offsetBorderW + this.thumbOffsetBorderW,
         span: this.newWidth,
         minSpan: this.newWidth < minWidth ? this.newWidth : minWidth,
         justify: justify.x,
         target: this.targetX,
         marginMin: hs.marginLeft, 
         marginMax: modMarginRight,
         scroll: client.scrollLeft,
         clientSpan: client.width,
         thumbSpan: this.thumbWidth
      };
      var oldRight = this.x.min + parseInt(this.thumbWidth);
      this.x = this.justify(this.x);

      this.y = { 
         min: parseInt(this.thumbTop) - this.offsetBorderH + this.thumbOffsetBorderH,
         span: this.newHeight,
         minSpan: this.newHeight < minHeight ? this.newHeight : minHeight,
         justify: justify.y,
         target: this.targetY,
         marginMin: hs.marginTop, 
         marginMax: modMarginBottom, 
         scroll: client.scrollTop,
         clientSpan: client.height,
         thumbSpan: this.thumbHeight
      };
      var oldBottom = this.y.min + parseInt(this.thumbHeight);
      this.y = this.justify(this.y);
   
      if (this.isHtml) this.htmlSizeOperations();  
      if (this.isImage) this.correctRatio(ratio);

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

      // Selectbox bug
      var imgPos = {x: x.min - 20, y: y.min - 20, w: x.span + 40, h: y.span + 40 + this.spaceForCaption};
      hs.hideSelects = (hs.ie && hs.ieVersion() < 7);
      if (hs.hideSelects) this.showHideElements('SELECT', 'hidden', imgPos);
      // Iframes bug
      hs.hideIframes = (window.opera || navigator.vendor == 'KDE' || (hs.ie && hs.ieVersion() < 5.5));
      if (hs.hideIframes) this.showHideElements('IFRAME', 'hidden', imgPos);
      
      // Make outline ready   
      if (this.objOutline && !this.outlineWhileAnimating) this.positionOutline(x.min, y.min, x.span, y.span);
      var o2 = this.objOutline ? this.objOutline.offset : 0;
      
      // Apply size change    
      this.changeSize(
         1,
         this.thumbLeft + this.thumbOffsetBorderW - this.offsetBorderW,
         this.thumbTop + this.thumbOffsetBorderH - this.offsetBorderH,
         this.thumbWidth,
         this.thumbHeight,
         x.min,
         y.min,
         x.span,
         y.span, 
         hs.expandDuration,
         hs.expandSteps,
         hs.outlineStartOffset,
         o2
      );

   } catch (e) {
      if (hs.expanders[this.key] && hs.expanders[this.key].a) 
         window.location.href = hs.getSrc(hs.expanders[this.key].a);
   }
};

HsExpander.prototype.justify = function (p) {
   var tgt, dim = p == this.x ? 'x' : 'y';
   if (p.target && p.target.match(/ /)) {
      tgt = p.target.split(' ');
      p.target = tgt[0];
   }
   if (p.target && hs.$(p.target)) {
      p.min = hs.position(hs.$(p.target))[dim];
      if (tgt && tgt[1] && tgt[1].match(/^[-]?[0-9]+px$/)) p.min += parseInt(tgt[1]);
      
   } else if (p.justify == 'auto' || p.justify == 'center') {
      var hasMovedMin = false;
      var allowReduce = true;
      
      // calculate p.min
      if (p.justify == 'center') p.min = Math.round(p.scroll + (p.clientSpan - p.span - p.marginMax) / 2);
      else p.min = Math.round(p.min - ((p.span - p.thumbSpan) / 2)); // auto
      
      if (p.min < p.scroll + p.marginMin) {
         p.min = p.scroll + p.marginMin;
         hasMovedMin = true;     
      }
      
      if (p.span < p.minSpan) {
         p.span = p.minSpan;
         allowReduce = false;
      }
      // calculate right/newWidth
      if (p.min + p.span > p.scroll + p.clientSpan - p.marginMax) {
         if (hasMovedMin && allowReduce) p.span = p.clientSpan - p.marginMin - p.marginMax; // can't expand more
         else if (p.span < p.clientSpan - p.marginMin - p.marginMax) { // move newTop up
            p.min = p.scroll + p.clientSpan - p.span - p.marginMin - p.marginMax;
         } else { // image larger than client
            p.min = p.scroll + p.marginMin;
            if (allowReduce) p.span = p.clientSpan - p.marginMin - p.marginMax;
         }
         
      }
      
      if (p.span < p.minSpan) {
         p.span = p.minSpan;
         allowReduce = false;
      }
      
   } else if (p.justify == 'max') {
      p.min = Math.floor(p.min - p.span + p.thumbSpan);
   }
      
   if (p.min < p.marginMin) {
      tmpMin = p.min;
      p.min = p.marginMin; 
      if (allowReduce) p.span = p.span - (p.min - tmpMin);
   }
   return p;
};

HsExpander.prototype.correctRatio = function(ratio) {
   var x = this.x;
   var y = this.y;
   var changed = false;
   if (x.span / y.span > ratio) { // width greater
      var tmpWidth = x.span;
      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;
   }
   
   if (changed) {
      x.min = parseInt(this.thumbLeft) - this.offsetBorderW + this.thumbOffsetBorderW;
      x.minSpan = x.span;
      this.x = this.justify(x);
      
      y.min = parseInt(this.thumbTop) - this.offsetBorderH + this.thumbOffsetBorderH;
      y.minSpan = y.span;
      this.y = this.justify(y);
   }
};

HsExpander.prototype.hsDarkenScreen = function()
{
    var hsjsscreen = document.getElementById('hsjsscreen');
    hsjsscreen.style.height = Math.max(parseInt(document.body.offsetHeight), parseInt(document.body.parentNode.scrollHeight)) + 'px';
    hsjsscreen.style.display = 'block';
}
HsExpander.prototype.hsLightenScreen = function()
{
    var hsjsscreen = document.getElementById('hsjsscreen');
    hsjsscreen.style.display = 'none';
}

HsExpander.prototype.changeSize = function(dir, x1, y1, w1, h1, x2, y2, w2, h2, dur, steps, oo1, oo2) {
   if (dir == 1) this.hsDarkenScreen();

   dW = (w2 - w1) / steps;
   dH = (h2 - h1) / steps;
   dX = (x2 - x1) / steps;
   dY = (y2 - y1) / steps;
   dOo = (oo2 - oo1) /steps;
   for (i = 1; i <= steps; i++) {
      w1 += dW;
      h1 += dH;
      x1 += dX;
      y1 += dY;
      oo1 += dOo;
      
      var obj = "hs.expanders["+ this.key +"]";
      var s = "if ("+ obj +") {";
      if (i == 1) {
         s += obj +".content.style.visibility = 'visible';"
            + "if ("+ obj +".thumb.tagName == 'IMG' && hs.hideThumbOnExpand) "+ obj +".thumb.style.visibility = 'hidden';"
      }
      if (i == steps) {
         w1 = w2;
         h1 = h2;
         x1 = x2;
         y1 = y2;
         oo1 = oo2;
      }
      s += obj +"."+ this.contentType +"SetSize("+ Math.round(w1) +", "+ Math.round(h1) +", "
         + Math.round(x1) +", "+ Math.round(y1) +", "+ Math.round(oo1);
      if (i == steps) s += ', '+ dir;
      s += ");}";
      setTimeout(s, Math.round(i * (dur / steps)));
   }
};

HsExpander.prototype.imageSetSize = function (w, h, x, y, offset, end) {
   try {
      this.content.width = w;
      this.content.height = h;
      
      if (this.objOutline && this.outlineWhileAnimating) {
         var o = this.objOutline.offset - offset;
         this.positionOutline(x + o, y + o, w - 2 * o, h - 2 * o, 1);
      }
      
      hs.setStyles ( this.wrapper,
         {
            'visibility': 'visible',
            'left': x +'px',
            'top': y +'px'
         }
      );
      var exp = 'hs.expanders['+ this.key +']';
      if (end == 1) setTimeout('if ('+ exp +')'+ exp +'.onExpanded()', 0); // jerk in IE
      else if (end == -1) setTimeout('if ('+ exp +')'+ exp +'.onEndClose()', 0);
   } catch (e) {
      window.location.href = hs.getSrc(this.a);
   }
};

HsExpander.prototype.positionOutline = function(x, y, w, h, vis) {
   if (!this.objOutline) return;
   var o = this.objOutline;
   if (vis) o.outer.style.visibility = 'visible';
   o.outer.style.left = (x - o.offset) +'px';
   o.outer.style.top = (y - o.offset) +'px';
   o.outer.style.width = (w + 2 * (this.offsetBorderW + o.offset)) +'px';
   w += 2 * (this.offsetBorderW - o.offset);
   h += + 2 * (this.offsetBorderH - o.offset);
   o.inner.style.width = w >= 0 ? w +'px' : 0;
   o.inner.style.height = h >= 0 ? h +'px' : 0;
};

HsExpander.prototype.onExpanded = function() {
   if (this.objOutline) this.objOutline.outer.style.visibility = 'visible';
   this.isExpanded = true;
   this.focus();
   if (this.isHtml && this.objectLoadTime == 'after') this.writeExtendedContent();
   this.createCustomOverlays();
   if (hs.showCredits) this.writeCredits();
   
   if (this.caption) this.writeCaption();
   
   if (this.fullExpandWidth > this.x.span) this.createFullExpand();
   if (!this.caption) this.onDisplayFinished();
};

HsExpander.prototype.onDisplayFinished = function() {
   var key = this.key;
   var outlineType = this.outlineType;
   new HsOutline(outlineType, function () { if (hs.expanders[key]) hs.expanders[key].preloadNext();   });
};

HsExpander.prototype.preloadNext = function() {
   var nextA = hs.getAdjacentAnchor(this.key, 1);
   if (nextA) {
      var img = document.createElement('img');
      img.src = hs.getSrc(nextA);
   }
};

HsExpander.prototype.cancelLoading = function() {
   this.a.style.cursor = this.originalCursor;   
   if (this.loading) hs.loading.style.visibility = 'hidden';      
   hs.expanders[this.key] = null;
};

HsExpander.prototype.writeCredits = function () {
   var credits = hs.createElement('a',
      {
         href: hs.creditsHref,
         className: 'highslide-credits',
         innerHTML: hs.creditsText,
         title: hs.creditsTitle
      }
   );
   this.createOverlay(credits, 'top left');
};

HsExpander.prototype.writeCaption = function() {
   try {
      this.wrapper.style.width = this.wrapper.offsetWidth +'px';  
      this.caption.style.visibility = 'hidden';
      this.caption.style.position = 'relative';
      if (hs.ie) this.caption.style.zoom = 1;  
      this.caption.className += ' highslide-display-block';
      
      var capHeight = this.caption.offsetHeight;
      var slideHeight = (capHeight < this.content.height) ? capHeight : this.content.height;
      this.caption.style.top = '-'+ slideHeight +'px';
      
      this.caption.style.zIndex = 2;
      
      var step = 1;
      if (slideHeight > 400) step = 4;
      else if (slideHeight > 200) step = 2;
      else if (slideHeight > 100) step = 1;
      if (hs.captionSlideSpeed) step = step * hs.captionSlideSpeed;
      else step = slideHeight;

      var t = 0;
      for (var top = -slideHeight; top <= 0; top += step, t += 10) {
         var end = (top >= 0) ? 1 : 0;
         var eval = "if (hs.expanders["+ this.key +"]) { "
            + "hs.expanders["+ this.key +"].placeCaption("+ top +", "+ end +");"
            + "}";         
         setTimeout (eval, t);
      }
      
   } catch (e) {} 
};

HsExpander.prototype.placeCaption = function(top, end) {
   if (!this.caption) return;
   this.caption.style.top = top +'px';
   this.caption.style.visibility = 'visible';
   if (this.objOutline) this.objOutline.inner.style.height 
      = (this.wrapper.offsetHeight + top - 2 * this.objOutline.offset) +'px';
   if (end) this.onDisplayFinished();
};

HsExpander.prototype.showHideElements = function (tagName, visibility, imgPos) {
   var els = document.getElementsByTagName(tagName);
   if (els) {        
      for (i = 0; i < els.length; i++) {
         if (els[i].nodeName == tagName) {  
            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.visibility = 'visible';            
               
            } else if (visibility == 'hidden') { // hide if behind
               var elPos = hs.position(els[i]);
               elPos.w = els[i].offsetWidth;
               elPos.h = els[i].offsetHeight;
            
               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 (!els[i].currentStyle || (els[i].currentStyle && els[i].currentStyle['visibility'] != 'hidden')) { // IE
                     if (!hiddenBy) {
                        els[i].setAttribute('hidden-by', '['+ this.key +']');
                     } else if (!hiddenBy.match('['+ this.key +']')) {
                        els[i].setAttribute('hidden-by', hiddenBy + '['+ this.key +']');
                     }
                     els[i].style.visibility = 'hidden';   
                  }
               } else if (hiddenBy == '['+ this.key +']' || hs.focusKey == wrapperKey) { // on move
                  els[i].setAttribute('hidden-by', '');
                  els[i].style.visibility = 'visible';
               } else if (hiddenBy && hiddenBy.match('['+ this.key +']')) {
                  els[i].setAttribute('hidden-by', hiddenBy.replace('['+ this.key +']', ''));
               }
            }   
         }
      }
   }
};

HsExpander.prototype.focus = function() {
   // blur others
   for (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';
         if (blurExp.caption) {
            hs.setId(blurExp.caption, '-hsBlur'+i);
            blurExp.caption.className += ' highslide-caption-blur';
         }
         if (blurExp.isImage) {
            blurExp.content.style.cursor = hs.ie ? 'hand' : 'pointer';
            blurExp.content.title = hs.focusTitle; 
         } else { hs.setId(blurExp.innerContent, '-hsBlur'+i); }
      }
   }
   
   // focus this
   this.wrapper.style.zIndex = hs.zIndexCounter++;
   if (this.objOutline) this.objOutline.outer.style.zIndex = this.wrapper.style.zIndex;
   
   this.content.className = 'highslide-'+ this.contentType;
   if (this.caption) {
      hs.setId(this.caption, '-hsBlur' + this.key, 1);
      this.caption.className = this.caption.className.replace(' highslide-caption-blur', '');
   }
   
   if (this.isImage) {
      this.content.title = hs.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;
   } else {
      hs.setId(this.innerContent, '-hsBlur' + this.key, 1);
   }
   
   hs.focusKey = this.key; 
   hs.addEventListener(document, 'keydown', hs.keyHandler);
};

HsExpander.prototype.doClose = function(zzz) {
   if (zzz == 1) this.hsLightenScreen();

   hs.removeEventListener(document, 'keydown', hs.keyHandler);
   try {
      if (!hs.expanders[this.key]) return;

      this.isClosing = true;
      
      var x = parseInt(this.wrapper.style.left);
      var y = parseInt(this.wrapper.style.top);
      var w = (this.isImage) ? this.content.width : parseInt(this.content.style.width);
      var h = (this.isImage) ? this.content.height : parseInt(this.content.style.height);
      
      if (this.objOutline && this.outlineWhileAnimating) this.positionOutline(x, y, w, h);
      else if (this.objOutline) this.objOutline.destroy();
      
      // remove children
      var n = this.wrapper.childNodes.length;
      for (i = n - 1; i >= 0 ; i--) {
         var child = this.wrapper.childNodes[i];
         if (child != this.content) {
            hs.purge(this.wrapper.childNodes[i]);
            this.wrapper.removeChild(this.wrapper.childNodes[i]);
         }
      }
      if (this.isHtml) this.htmlOnClose();
      
      this.wrapper.style.width = 'auto';
      this.content.style.cursor = 'default';
      var o2 = this.objOutline ? this.objOutline.offset : 0;
      
      this.changeSize(
         -1,
         x,
         y,
         w,
         h,
         this.thumbLeft - this.offsetBorderW + this.thumbOffsetBorderW,
         this.thumbTop - this.offsetBorderH + this.thumbOffsetBorderH,
         this.thumbWidth,
         this.thumbHeight, 
         hs.restoreDuration,
         hs.restoreSteps,
         o2,
         hs.outlineStartOffset
      );
      
   } catch (e) {
      hs.expanders[this.key].onEndClose();
   }
};

HsExpander.prototype.onEndClose = function () {
   this.thumb.style.visibility = 'visible';
   
   if (hs.hideSelects) this.showHideElements('SELECT', 'visible');
   if (hs.hideIframes) this.showHideElements('IFRAME', 'visible');
   
   if (this.objOutline && this.outlineWhileAnimating) this.objOutline.destroy();
   hs.purge(this.wrapper);
   this.wrapper.parentNode.removeChild(this.wrapper);
   hs.expanders[this.key] = null;

   hs.cleanUp();
};

HsExpander.prototype.createOverlay = function (el, position, hideOnMouseOut, opacity) {
   if (typeof el == 'string') el = hs.cloneNode(el);
   if (!el || typeof el == 'string' || !this.isImage) return;
   
   if (!position) var position = 'center center';
   var overlay = hs.createElement(
      'div',
      null,
      {
         top: 0,
         left: 0,
         'position' : 'absolute',
         'zIndex' : 3,
         'visibility': 'hidden'
      },
      this.wrapper
   );
   if (opacity && opacity < 1) {
      if (hs.ie) overlay.style.filter = 'alpha(opacity='+ (opacity * 100) +')';
      else overlay.style.opacity = opacity;
   }
   el.className += ' highslide-display-block';
   overlay.appendChild(el);   
   
   var left = this.offsetBorderW;
   var dLeft = this.content.width - overlay.offsetWidth;
   var top = this.offsetBorderH;
   var dTop = this.content.height - overlay.offsetHeight;
   
   if (position.match(/^bottom/)) top += dTop;
   if (position.match(/^center/)) top += dTop / 2;
   if (position.match(/right$/)) left += dLeft;
   if (position.match(/center$/)) left += dLeft / 2;
   
   hs.setStyles(overlay, { 'left': left+'px', 'top': top+'px', visibility: 'visible' } );
   
   if (hideOnMouseOut) overlay.setAttribute('hideOnMouseOut', true);
   
   hs.push(this.overlays, overlay);
};

HsExpander.prototype.createCustomOverlays = function() {
   for (i = 0; i < hs.overlays.length; i++) {
      var o = hs.overlays[i];
      if (o.thumbnailId == null || o.thumbnailId == this.thumbsUserSetId) {
         this.createOverlay(o.overlayId, o.position, o.hideOnMouseOut, o.opacity);
      }
   }
};

HsExpander.prototype.onMouseOver = function () {
   for (i = 0; i < this.overlays.length; i++) {
      this.overlays[i].style.visibility = 'visible';
   }
};

HsExpander.prototype.onMouseOut = function(rel) {
   var hideThese = new Array();
   var j = 0;
   for (i = 0; i < this.overlays.length; i++) {
      var node = rel;
      while (node && node.parentNode) {
         if (node == this.overlays[i]) return;
         node = node.parentNode;
      }
      
      if (this.overlays[i].getAttribute('hideOnMouseOut')) {
         hideThese[j] = this.overlays[i];
         j++;
      }
   }
for (i = 0; i < hideThese.length; i++) {     
      hideThese[i].style.visibility = 'hidden';
   }
};

HsExpander.prototype.createFullExpand = function () {
   var a = hs.createElement(
      'a',
      {
         href: 'javascript:hs.expanders['+ this.key +'].doFullExpand();',
         title: hs.fullExpandTitle
      },
      {
         background: 'url('+ hs.graphicsDir + hs.fullExpandIcon+')',
         display: 'block',
         margin: '0 10px 10px 0',
         width: '45px',
         height: '44px'
      }
   );
   
   this.createOverlay(a, 'bottom right', true, 0.75);
   this.fullExpandIcon = a;
};

HsExpander.prototype.doFullExpand = function () {
   try {
      hs.purge(this.fullExpandIcon);
      this.fullExpandIcon.parentNode.removeChild(this.fullExpandIcon);
      this.focus();
      
      this.x.min = parseInt(this.wrapper.style.left) - (this.fullExpandWidth - this.content.width) / 2;
      if (this.x.min < hs.marginLeft) this.x.min = hs.marginLeft;    
      this.wrapper.style.left = this.x.min +'px';
      
      var borderOffset = this.wrapper.offsetWidth - this.content.width;    
      
      this.content.width = this.fullExpandWidth;
      this.content.height = this.fullExpandHeight;
      
      this.x.span = this.content.width;
      this.wrapper.style.width = (this.x.span + borderOffset) +'px';
      
      this.y.span = this.wrapper.offsetHeight - 2 * this.offsetBorderH;
      this.positionOutline(this.x.min, this.y.min, this.x.span, this.y.span);
      
      // reposition overlays
      for (var i = 0; i < this.overlays.length; i++) {
         hs.purge(this.overlays[i]);
         this.overlays[i].parentNode.removeChild(this.overlays[i]);
      }     
      if (hs.showCredits) this.writeCredits();
      this.createCustomOverlays();
      
      this.redoShowHide();
   
   } catch (e) {
      window.location.href = hs.expanders[this.key].content.src;
   }
};

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

};

// set handlers
hs.addEventListener(document, 'mousedown', hs.mouseClickHandler);
hs.addEventListener(document, 'mouseup', hs.mouseClickHandler);
//hs.addEventListener(window, 'load', hs.preloadImages);