/******************************************************************************
Name:    Highslide JS
Version: 3.3.1 (December 4 2007)
Config:  default
Author:  Torstein Hønsi
Support: http://vikjavev.no/highslide/forum

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 = {

// Apply your own settings here, or override them in the html file.  
graphicsDir : 'highslide/graphics/',
restoreCursor : 'zoomout.cur', // necessary for preload
expandSteps : 10, // number of steps in zoom. Each step lasts for duration/step milliseconds.
expandDuration : 200, // milliseconds
restoreSteps : 10,
restoreDuration : 250,
marginLeft : 15,
marginRight : 15,
marginTop : 15,
marginBottom : 15,
zIndexCounter : 1001, // adjust to other absolutely positioned elements

restoreTitle : 'Cliquer pour fermer (Click to close image), maintener le click et déplacer pour transporter (click and drag to move). Employer les flèches pour afficher les vues précédentes ou suivantes (Use arrow keys for next and previous).',
loadingText : 'Chargement (Loading) ...',
loadingTitle : 'Cliquer pour interrompre (Click to cancel)',
loadingOpacity : 0.75,
focusTitle : 'Cliquer pour ramener au premier plan (Click to bring to front)',
allowMultipleInstances: true,
numberOfImagesToPreload : 8,
captionSlideSpeed : 1, // set to 0 to disable slide in effect
padToMinWidth : false, // pad the popup width to make room for wide caption
outlineWhileAnimating : 2, // 0 = never, 1 = always, 2 = HTML only 
outlineStartOffset : 3, // ends at 10
fullExpandTitle : 'Expand to actual size',
fullExpandPosition : 'bottom right',
fullExpandOpacity : 1,
showCredits : false, // you can set this to true if you want
creditsText : 'Powered by <i>Highslide JS</i>',
creditsHref : 'http://vikjavev.no/highslide/',
creditsTitle : 'Visiter la (Go to the) Highslide JS homepage',
enableKeyListener : true,


// These settings can also be overridden inline for each image
captionId : null,
spaceForCaption : 50, // leaves space below images with captions
slideshowGroup : null, // defines groups for next/previous links and keystrokes
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 : 'highslide-wrapper', // for enhanced css-control

// END OF YOUR SETTINGS


// declare internal properties
preloadTheseImages : [],
continuePreloading: true,
expanders : [],
overrides : [
	'allowSizeReduction',
	'outlineType',
	'outlineWhileAnimating',
	'spaceForCaption',
	'captionId',
	'captionText',
	'captionEval',
	
	'wrapperClassName',
	'minWidth',
	'minHeight',
	'slideshowGroup'
],
overlays : [],
faders : [],

pendingOutlines : {},
clones : {},
ie : (document.all && !window.opera),
safari : navigator.userAgent.indexOf("Safari") != -1,

$ : 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) {
		try { 
			if (hs.ie && x == 'opacity') el.style.filter = 'alpha(opacity='+ (styles[x] * 100) +')';
			else el.style[x] = styles[x]; 
		}
		catch (e) {}
	}
},

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

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

position : 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) {
	if (a.getParams) return params;
	
	try {
		new hs.Expander(a, params, custom);
		return false;		
	} catch (e) { return true; }
},

focusTopmost : function() {
	var topZ = 0, 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();
},

getAdjacentAnchor : function(key, op) {
	var aAr = document.getElementsByTagName('A'), hsAr = {}, activeI = -1, 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) {
	a.getParams = a.onclick;
	var p = a.getParams();
	a.getParams = null;
	
	return (p && typeof p[param] != 'undefined') ? p[param] : hs[param];
},

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);
	}
},

purge : function(d) {
	if (!hs.ie) return;
	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;
			}
		}
	}
	a = d.childNodes;
	if (a) {
		l = a.length;
		for (i = 0; i < l; i += 1) {
			hs.purge(d.childNodes[i]);
		}
	}
},

previousOrNext : function (el, op) {
	var exp = hs.getExpander(el);
	try {
		var adj = hs.upcoming =  hs.getAdjacentAnchor(exp.key, op);
		adj.onclick(); 		
	} catch (e){}
	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; // form element has focus
	
	var op = null;
	switch (e.keyCode) {
		case 34: // Page Down
		case 39: // Arrow right
		case 40: // Arrow down
			op = 1;
			break;
		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) {
		hs.removeEventListener(document, 'keydown', hs.keyHandler);
		try { if (!hs.enableKeyListener) return true; } catch (e) {}
		
		if (e.preventDefault) e.preventDefault();
    	else e.returnValue = false;
		if (op == 0) {
			try { hs.getExpander().close(); } catch (e) {}
			return false;
		} else {
			return hs.previousOrNext(hs.focusKey, op);
		}
	} else return true;
},


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

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

getExpander : function (el) {
	try {	
		if (!el) return hs.expanders[hs.focusKey];
		if (typeof el == 'number') return hs.expanders[el];
		if (typeof el == 'string') el = hs.$(el);
		return hs.expanders[hs.getWrapperKey(el)];
	} catch (e) {}
},

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

cleanUp : function () {
	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 el = e.target;
	while (el.parentNode
		&& !(/highslide-(image|move|html|resize)/.test(el.className)))
	{
		el = el.parentNode;
	}
	var exp = hs.getExpander(el);

	if (exp && e.type == 'mousedown') {
		if (e.target.form) return;
		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 };
			
			if (hs.dragArgs.type == 'image') exp.content.style.cursor = 'move';
			
			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 = (Math.abs(hs.dragArgs.dX) + Math.abs(hs.dragArgs.dY) > 0);
			
			if (!hasDragged &&!hs.hasFocused && !/(move|resize)/.test(hs.dragArgs.type)) {
				exp.close();
			} 
			else if (hasDragged || (!hasDragged && hs.hasHtmlexpanders)) {
				hs.dragArgs.exp.redoShowHide();
			}
			hs.hasFocused = false;
			hs.dragArgs = null;
		
		} else if (/highslide-image-blur/.test(el.className)) {
			el.style.cursor = hs.styleRestoreCursor;		
		}
	}
},

dragHandler : function(e)
{
	if (!hs.dragArgs) return;
	if (!e) e = window.event;
	var exp = hs.dragArgs.exp;
	
	hs.dragArgs.dX = e.clientX - hs.dragArgs.clickX;
	hs.dragArgs.dY = e.clientY - hs.dragArgs.clickY;
	
	 exp.move(hs.dragArgs);
	return false;
},

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() { hs.preloadFullImage(i + 1); };
		img.src = hs.preloadTheseImages[i];
	}
},
preloadImages : function (number) {
	if (number && typeof number != 'object') hs.numberOfImagesToPreload = number;
	var a, 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 hs.Outline(hs.outlineType, function () { hs.preloadFullImage(0)} );
	
	
	// preload cursor
	var cur = hs.createElement('img', { src: hs.graphicsDir + hs.restoreCursor });
},


genContainer : function () {
	if (!hs.container) {
		hs.container = hs.createElement('div', 
			null, 
			{ position: 'absolute', left: 0, top: 0, width: '100%', zIndex: hs.zIndexCounter }, 
			document.body,
			true
		);
		hs.loading = hs.createElement('a',
			{
				className: 'highslide-loading',
				title: hs.loadingTitle,
				innerHTML: hs.loadingText
			},
			{
				position: 'absolute',
				opacity: hs.loadingOpacity,
				left: '-9999px',
				zIndex: 1
			}, hs.container
		);
	}
},

fade : function (el, o, oFinal, i, dir) {
	if (dir == null) var dir = oFinal > o ? 1 : -1;
	o = parseFloat(o);
	el.style.visibility = (o <= 0) ? 'hidden' : 'visible';
	if (o < 0 || (dir == 1 && o > oFinal)) return;
	if (i == null) i = hs.faders.length;
	if (typeof(el.i) != 'undefined' && el.i != i) {
		clearTimeout(hs.faders[el.i]);
		o = el.tempOpacity;
	}
	el.i = i;
	el.tempOpacity = o;
	el.style.visibility = (o <= 0) ? 'hidden' : 'visible';
	hs.setStyles(el, { opacity: o });
	hs.faders[i] = setTimeout(function() { 
			hs.fade(el, Math.round((o + 0.1 * dir)*100)/100, oFinal, i, dir);
	 	}, 25);
},

close : function(el) {
	try { hs.getExpander(el).close(); } catch (e) {}
	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.genContainer();
	this.table = hs.createElement(
		'table', { cellSpacing: 0 },
		{
			visibility: 'hidden',
			position: 'absolute',
			zIndex: hs.zIndexCounter++,
			borderCollapse: 'collapse'
		},
		hs.container,
		true
	);
	this.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' }, this.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 + "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' };
		
	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);
		}
	}
	
	hs.pendingOutlines[this.outlineType] = this;
	if (this.onLoad) this.onLoad();
},
	
setPosition : function (exp, x, y, w, h, vis) {
	if (vis) this.table.style.visibility = (h >= 4 * this.offset) 
		? 'visible' : 'hidden';
	this.table.style.left = (x - this.offset) +'px';
	this.table.style.top = (y - this.offset) +'px';
	this.table.style.width = (w + 2 * (exp.offsetBorderW + this.offset)) +'px';
	w += 2 * (exp.offsetBorderW - this.offset);
	h += + 2 * (exp.offsetBorderH - this.offset);
	this.td[4].style.width = w >= 0 ? w +'px' : 0;
	this.td[4].style.height = h >= 0 ? 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.purge(this.table);
		try { this.table.parentNode.removeChild(this.table); } catch (e) {}
	}
}
};

//-----------------------------------------------------------------------------
// The expander object
hs.Expander = function(a, params, custom, contentType) {
	this.a = a;
	this.custom = custom;
	this.contentType = contentType || 'image';
	this.isImage = !this.isHtml;
	
	hs.continuePreloading = false;
	hs.genContainer();
	var key = this.key = hs.expanders.length;
	
	// override inline parameters
	for (i = 0; i < hs.overrides.length; i++) {
		var name = hs.overrides[i];
		this[name] = params && typeof params[name] != 'undefined' ?
			params[name] : hs[name];
	}
	
	// get thumb
	var el = this.thumb = (params ? hs.$(params.thumbnailId) : null) 
		|| a.getElementsByTagName('IMG')[0] || a;
	this.thumbsUserSetId = el.id || a.id;
	
	// check if already open
	for (i = 0; i < hs.expanders.length; i++) {
		if (hs.expanders[i] && hs.expanders[i].a == a) {
			hs.expanders[i].focus();
			return false;
		}		
	}	
	// 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();
		}
	}
	hs.expanders[this.key] = this;
	
	if (!hs.allowMultipleInstances) {
		try { hs.expanders[key - 1].close(); } catch (e){}
		try { hs.expanders[hs.focusKey].close(); } catch (e){} // preserved
	}
	this.overlays = [];

	var pos = hs.position(el);
	
	// 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.thumbOffsetBorderW = (this.thumb.offsetWidth - this.thumbWidth) / 2;
	this.thumbOffsetBorderH = (this.thumb.offsetHeight - this.thumbHeight) / 2;
	
	// 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 = function (e) { 
		try { hs.expanders[key].wrapperMouseHandler(e); } catch (e) {} 
	};
	this.wrapper.onmouseout = function (e) { 
		try { hs.expanders[key].wrapperMouseHandler(e); } catch (e) {}
	};
	if (this.contentType == 'image' && this.outlineWhileAnimating == 2)
		this.outlineWhileAnimating = 0;
	// get the outline
	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 hs.Outline(this.outlineType, 
			function () { 
				pThis.connectOutline();
				pThis[pThis.contentType +'Create']();
			} 
		);
	}
};

hs.Expander.prototype = {

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

displayLoading : function() {
	if (this.onLoadStarted || this.loading) return;
		
	this.originalCursor = this.a.style.cursor;
	this.a.style.cursor = 'wait';
	
	this.loading = hs.loading;
	this.loading.href = 'javascript:hs.expanders['+ this.key +'].cancelLoading()';
	this.loading.style.top = (this.thumbTop 
		+ (this.thumbHeight - this.loading.offsetHeight) / 2) +'px';
	var exp = this, left = (this.thumbLeft + this.thumbOffsetBorderW 
		+ (this.thumbWidth - this.loading.offsetWidth) / 2) +'px';
	setTimeout(function () { if (exp.loading) exp.loading.style.left = left }, 100); 
},

imageCreate : function() {
	var exp = this;
	
	var img = document.createElement('img');
    this.content = img;
    img.onload = function () { try { exp.contentLoaded(); } catch (e) {} };
    img.className = 'highslide-image';
    img.style.visibility = 'hidden'; // prevent flickering in IE
    img.style.display = 'block';
	img.style.position = 'absolute';
	img.style.maxWidth = 'none';
    img.style.zIndex = 3;
    img.title = hs.restoreTitle;
    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();
},

contentLoaded : function() {
	try { 
	
		if (!this.content) return;
		if (this.onLoadStarted) return; // old Gecko loop
		else this.onLoadStarted = true;
		
			   
		if (this.loading) {
			this.loading.style.left = '-9999px';
			this.loading = null;
			this.a.style.cursor = this.originalCursor || '';
		}
		this.marginBottom = hs.marginBottom;	
			this.newWidth = this.content.width;
			this.newHeight = this.content.height;
			this.fullExpandWidth = this.newWidth;
			this.fullExpandHeight = this.newHeight;
			
			this.content.style.width = this.thumbWidth +'px';
			this.content.style.height = this.thumbHeight +'px';
			this.getCaption();	
		
		
		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;
		this.marginBottom += 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' };
		
		var page = hs.getPageSize();		
		
		// justify
		this.x = { 
			min: parseInt(this.thumbLeft) - this.offsetBorderW + this.thumbOffsetBorderW,
			span: this.newWidth,
			minSpan: (this.newWidth < minWidth && !hs.padToMinWidth) 
				? this.newWidth : minWidth,
			marginMin: hs.marginLeft, 
			marginMax: modMarginRight,
			scroll: page.scrollLeft,
			clientSpan: page.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,
			marginMin: hs.marginTop, 
			marginMax: this.marginBottom, 
			scroll: page.scrollTop,
			clientSpan: page.height,
			thumbSpan: this.thumbHeight
		};
		var oldBottom = this.y.min + parseInt(this.thumbHeight);
		this.y = this.justify(this.y);
		
			this.correctRatio(ratio);
		

		var x = this.x;
		var y = this.y;
		
		this.show();
	} catch (e) {
		window.location.href = hs.getSrc(this.a);
	}
},

justify : function (p) {
	
	var tgt, dim = p == this.x ? 'x' : 'y';
	
		var hasMovedMin = false;
		
		var allowReduce = true;
		
		// calculate p.min
		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;
		}
		
	
		
	if (p.min < p.marginMin) {
		tmpMin = p.min;
		p.min = p.marginMin; 
		
		if (allowReduce) p.span = p.span - (p.min - tmpMin);
		
	}
	return p;
},

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
			if (hs.padToMinWidth) x.imgSpan = x.span;			
			x.span = x.minSpan;
			if (!x.imgSpan)
			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);
	}
},

show : function () {
	
	// Selectbox bug
	var imgPos = {x: this.x.min - 20, y: this.y.min - 20, w: this.x.span + 40, 
		h: this.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.appVersion < 9) || navigator.vendor == 'KDE' 
		|| (hs.ie && hs.ieVersion() < 5.5));
	if (hs.hideIframes) this.showHideElements('IFRAME', 'hidden', imgPos);
	
	
	if (this.x.imgSpan) this.content.style.margin = '0 auto';
	// Apply size change		
	this.changeSize(
		1,
		{ 
			x: this.thumbLeft + this.thumbOffsetBorderW - this.offsetBorderW,
			y: this.thumbTop + this.thumbOffsetBorderH - this.offsetBorderH,
			w: this.thumbWidth,
			h: this.thumbHeight,
			imgW: this.thumbWidth,
			o: hs.outlineStartOffset
		},
		{
			x: this.x.min,
			y: this.y.min,
			w: this.x.span,
			h: this.y.span,
			imgW: this.x.imgSpan,
			o: this.objOutline ? this.objOutline.offset : 0
		},
		hs.expandDuration,
		hs.expandSteps
	);
},

changeSize : function(up, from, to, dur, steps) {
	
	if (up && this.objOutline && !this.outlineWhileAnimating) 
		this.objOutline.setPosition(this, this.x.min, this.y.min, this.x.span, this.y.span);
	
	else if (!up && this.objOutline) {
		if (this.outlineWhileAnimating) this.objOutline.setPosition(this, from.x, from.y, from.w, from.h);
		else this.objOutline.destroy(this.preserveContent);
	}	
			
	if (!up) { // 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(child);
				this.wrapper.removeChild(child);
			}
		}
	}
	var dW = (to.w - from.w) / steps,
	dImgW = (to.imgW - from.imgW) / steps,
	dH = (to.h - from.h) / steps,
	dX = (to.x - from.x) / steps,
	dY = (to.y - from.y) / steps,
	dO = (to.o - from.o) /steps,
	t,
	exp = this;
	for (i = 1; i <= steps; i++) {
		from.w += dW;
		from.imgW += dImgW;
		from.h += dH;
		from.x += dX;
		from.y += dY;
		from.o += dO;
		t = Math.round(i * (dur / steps));
		
		(function(){
			var size = i < steps ? from : to, param = {}, pI = i;
			for (var x in size) param[x] = size[x];
			
			setTimeout ( function() {
				if (up && pI == 1) {
					exp.content.style.visibility = 'visible';
					exp.a.className += ' highslide-active-anchor';
				}
				exp.setSize(param);
			}, t);				
		})();		
	}
	
	if (up) { 
			
		setTimeout(function() {
			if (exp.objOutline) exp.objOutline.table.style.visibility = "visible";
		}, t);
		setTimeout(function() {
			if (exp.caption) exp.writeCaption();
			exp.afterExpand();
		}, t +50);
	}
	else setTimeout(function() { exp.afterClose(); }, t);
		
},

setSize : function (to) {
	try {
			this.wrapper.style.width = (to.w + 2*this.offsetBorderW) +'px';
			this.content.style.width = (to.imgW || to.w) +'px';
			this.content.style.height = to.h +'px';
				
		
		
		if (this.objOutline && this.outlineWhileAnimating) {
			var o = this.objOutline.offset - to.o;
			this.objOutline.setPosition(this, to.x + o, to.y + o, to.w - 2 * o, to.h - 2 * o, 1);
		}
				
		hs.setStyles ( this.wrapper,
			{
				'visibility': 'visible',
				'left': to.x +'px',
				'top': to.y +'px'
			}
		);
		
	} catch (e) { window.location.href = hs.getSrc(this.a);	}
},

afterExpand : function() {
	this.isExpanded = true;	
	this.focus();
	
	this.createOverlays();
	if (hs.showCredits) this.writeCredits();
	if (this.fullExpandWidth > this.x.span) this.createFullExpand();
	if (!this.caption) this.prepareNextOutline();
},


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

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

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

getCaption : function() {
	if (!this.captionId && this.thumbsUserSetId)  
		this.captionId = 'caption-for-'+ this.thumbsUserSetId;
	if (this.captionId) this.caption = hs.getNode(this.captionId);
	if (!this.caption && !this.captionText && this.captionEval) try {
		this.captionText = eval(this.captionEval);
	} catch (e) {}
	if (!this.caption && this.captionText) this.caption = hs.createElement('div', 
			{ className: 'highslide-caption', innerHTML: this.captionText } );
	if (!this.caption) {
		var next = this.a.nextSibling;
		while (next && !hs.isHsAnchor(next)) {
			if (/highslide-caption/.test(next.className)) {
				this.caption = next.cloneNode(1);
				break;
			}
			next = next.nextSibling;
		}
	}
	if (this.caption) {
		this.marginBottom += this.spaceForCaption;
	}
	
},

writeCaption : function() {
	try {
		hs.setStyles(this.wrapper, { width: this.wrapper.offsetWidth +'px', 
			height: this.wrapper.offsetHeight +'px' } );	
		hs.setStyles(this.caption, { visibility: 'hidden', marginTop: hs.safari ? 0 : '-'+ this.y.span +'px'});
		this.caption.className += ' highslide-display-block';
		
		var height, exp = this;
		if (hs.ie && (hs.ieVersion() < 6 || document.compatMode == 'BackCompat')) {
			height = this.caption.offsetHeight;
		} else {
			var temp = hs.createElement('div', {innerHTML: this.caption.innerHTML}, 
				null, null, true); // to get height
			this.caption.innerHTML = '';
			this.caption.appendChild(temp);	
			height = this.caption.childNodes[0].offsetHeight;
			this.caption.innerHTML = this.caption.childNodes[0].innerHTML;
		}
		hs.setStyles(this.caption, { overflow: 'hidden', height: 0, zIndex: 2, marginTop: 0 });
		this.wrapper.style.height = 'auto';
		
		if (hs.captionSlideSpeed) {
			var step = (Math.round(height/50) || 1) * hs.captionSlideSpeed;
		} else {
			this.placeCaption(height, 1);
			return;
		}
		for (var h = height % step, t = 0; h <= height; h += step, t += 10) {
			(function(){
				var pH = h, end = (h == height) ? 1 : 0;
				setTimeout( function() {
					exp.placeCaption(pH, end);
				}, t);
			})();
		}
	} catch (e) {}	
},

placeCaption : function(height, end) {
	if (!this.caption) return;
	this.caption.style.height = height +'px';
	this.caption.style.visibility = 'visible';
	this.y.span = this.wrapper.offsetHeight - 2 * this.offsetBorderH;
	
	
	var o = this.objOutline;
	if (o) {
		o.td[4].style.height = (this.wrapper.offsetHeight - 2 * this.objOutline.offset) +'px';
		if (o.hasAlphaImageLoader) o.td[3].style.height = o.td[5].style.height = o.td[4].style.height;
	}
	if (end) this.prepareNextOutline();
},


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 (!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 +']', ''));
					}
				}   
			}
		}
	}
},

focus : function() {
	this.wrapper.style.zIndex = hs.zIndexCounter++;
	// 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) {
				blurExp.caption.className += ' highslide-caption-blur';
			}
			
				blurExp.content.style.cursor = hs.ie ? 'hand' : 'pointer';
				blurExp.content.title = hs.focusTitle;
		}
	}
	
	// focus this
	if (this.objOutline) this.objOutline.table.style.zIndex 
		= this.wrapper.style.zIndex;
	
	this.content.className = 'highslide-'+ this.contentType;
	
	if (this.caption) {
		this.caption.className = this.caption.className.replace(' highslide-caption-blur', '');
	}
	
		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;
		
	hs.focusKey = this.key;	
	hs.addEventListener(document, 'keydown', hs.keyHandler);	
},

move : function (e) {
	this.x.min = e.left + e.dX;
	this.y.min = e.top + e.dY;
	
	hs.setStyles(this.wrapper, { left: this.x.min +'px', top: this.y.min +'px' });
	
	if (this.objOutline)
		this.objOutline.setPosition(this, this.x.min, this.y.min, this.x.span, this.y.span);
	
},

close : function() {
	if (this.isClosing) return;
	this.isClosing = true;
	
	hs.removeEventListener(document, 'keydown', hs.keyHandler);
	
	try {
		
		this.content.style.cursor = 'default';
		
		this.changeSize(
			0,
			{
				x: this.x.min,
				y: this.y.min,
				w: this.x.span,
				h: parseInt(this.content.style.height),
				imgW: this.x.imgSpan,
				o: this.objOutline ? this.objOutline.offset : 0
			},
			{
				x: this.thumbLeft - this.offsetBorderW + this.thumbOffsetBorderW,
				y: this.thumbTop - this.offsetBorderH + this.thumbOffsetBorderH,
				w: this.thumbWidth,
				h: this.thumbHeight,
				imgW: this.thumbWidth,
				o: hs.outlineStartOffset
			},
			hs.restoreDuration,
			hs.restoreSteps
		);
		
	} catch (e) { this.afterClose(); } 
},

createOverlay : function (el, position, hideOnMouseOut, opacity) {
	if (typeof el == 'string') el = hs.getNode(el);
	if (!el || typeof el == 'string') return;
	
	var overlay = hs.createElement(
		'div',
		null,
		{
			'left' : 0,
			'top' : 0,
			'position' : 'absolute',
			'zIndex' : 3,
			'visibility' : 'hidden'
		},
		this.wrapper,
		true
	);
	if (opacity) hs.setStyles(el, { 'opacity': opacity });
	el.className += ' highslide-display-block';
	overlay.appendChild(el);	
	
	overlay.hsPos = position;
	this.positionOverlay(overlay);	
	
	if (hideOnMouseOut) overlay.setAttribute('hideOnMouseOut', true);
	if (!opacity) opacity = 1;
	overlay.setAttribute('opacity', opacity);
	hs.fade(overlay, 0, opacity);
	
	hs.push(this.overlays, overlay);
},

positionOverlay : function(overlay) {
	var left = this.offsetBorderW;
	var dLeft = this.x.span - overlay.offsetWidth;
	var top = this.offsetBorderH;
	var dTop = parseInt(this.content.style.height) - overlay.offsetHeight;
	
	var position = overlay.hsPos ? overlay.hsPos : 'center center';
	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;
	overlay.style.left = left +'px';
	overlay.style.top = top +'px';
},

createOverlays : function() {
	for (i = 0; i < hs.overlays.length; i++) {
		var o = hs.overlays[i];
		if ((!o.thumbnailId && !o.slideshowGroup) || o.thumbnailId == this.thumbsUserSetId
				|| o.slideshowGroup === this.slideshowGroup) {
			this.createOverlay(o.overlayId, o.position, o.hideOnMouseOut, o.opacity);
		}
	}
},


createFullExpand : function () {
	var a = hs.createElement(
		'a',
		{
			href: 'javascript:hs.expanders['+ this.key +'].doFullExpand();',
			title: hs.fullExpandTitle,
			className: 'highslide-full-expand'
		}
	);
	
	this.fullExpandLabel = a;
	this.createOverlay(a, hs.fullExpandPosition, true, hs.fullExpandOpacity);
},

doFullExpand : function () {
	try {	
		hs.purge(this.fullExpandLabel);
		this.fullExpandLabel.parentNode.removeChild(this.fullExpandLabel);
		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';
		
		hs.setStyles(this.content, { width: this.fullExpandWidth +'px', 
			height: this.fullExpandHeight +'px'});
		
		this.x.span = this.fullExpandWidth;
		this.wrapper.style.width = (this.x.span + 2*this.offsetBorderW) +'px';
		
		this.y.span = this.wrapper.offsetHeight - 2 * this.offsetBorderH;
		
		if (this.objOutline)
			this.objOutline.setPosition(this, this.x.min, this.y.min, this.x.span, this.y.span);
		
		for (var i = 0; i < this.overlays.length; i++)
			this.positionOverlay(this.overlays[i]);
		
		this.redoShowHide();
		
	
	} 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, 
		h: this.content.offsetHeight + 40 
			+ this.spaceForCaption
	};
	if (hs.hideSelects) this.showHideElements('SELECT', 'hidden', imgPos);
	if (hs.hideIframes) this.showHideElements('IFRAME', 'hidden', imgPos);

},

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

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 (this.objOutline && this.outlineWhileAnimating) this.objOutline.destroy();
		hs.purge(this.wrapper);
		if (hs.ie && hs.ieVersion() < 5.5) this.wrapper.innerHTML = ''; // crash
		else this.wrapper.parentNode.removeChild(this.wrapper);
	hs.expanders[this.key] = null;		
	hs.cleanUp();
}
};
// history
var HsExpander = hs.Expander;

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