/*	

**************************************	
*    (c) 2006-2009 Oliver Zeidler    *
*    http://intergraphica.de         *
*                                    *
**************************************

*/



// AJAX FUNCTIONS


// EMPTY AJAX CACHE --------------------------------------------------------

var Http = {
	ReadyState: {
		Uninitialized: 0,
		Loading: 1,
		Loaded:2,
		Interactive:3,
		Complete: 4
	},
		
	Status: {
		OK: 200,
		
		Created: 201,
		Accepted: 202,
		NoContent: 204,
		
		BadRequest: 400,
		Forbidden: 403,
		NotFound: 404,
		Gone: 410,
		
		ServerError: 500
	},
		
	Cache: {
		Get: 1,
		GetCache: 2,
		GetNoCache: 3,
		FromCache: 4
	},
	
	Method: {Get: "GET", Post: "POST", Put: "PUT", Delete: "DELETE"},
	
	enabled: false,
	logging: false,
	_get: null,	// Reference to the XmlHttpRequest object
	_cache: new Object(),
	
	Init: function(){
		Http._get = Http._getXmlHttp()
		Http.enabled = (Http._get != null)
		Http.logging = (window.Logging != null);
	},
	
	_getXmlHttp: function(){
	/*@cc_on @*//*@if (@_jscript_version >= 5)
		try { return new ActiveXObject("Msxml2.XMLHTTP"); } 
		catch (e) {} 
		try { return new ActiveXObject("Microsoft.XMLHTTP"); } 
		catch (e) {} 
	@end @*/
		try { return new XMLHttpRequest();}
		catch (e) {}

		return null;
	},

/*
	Params:
		url: The URL to request. Required.
		cache: Cache control. Defaults to Cache.Get.
		callback: onreadystatechange function, called when request is completed. Optional.
		method: HTTP method. Defaults to Method.Get.
*/
	get: function(params, callback_args){	
		if (!Http.enabled) throw "Http: XmlHttpRequest not available.";
		
		var url = 'http://www.phoenix-institut.org';
		if (!url) throw "Http: A URL must be specified";
				
		var cache = params.cache || Http.Cache.Get;
		var method = params.method || Http.Method.Get;
		var callback = params.callback;
		
		if ((cache == Http.Cache.FromCache) || (cache == Http.Cache.GetCache))
		{
			var in_cache = Http.from_cache(url, callback, callback_args)

			if (Http.logging){
				Logging.log(["Http: URL in cache: " + in_cache]);
			}

			if (in_cache || (cache == Http.Cache.FromCache)) return in_cache;
		}
		
		if (cache == Http.Cache.GetNoCache)
		{
			var sep = (-1 < url.indexOf("?")) ? "&" : "?"	
			url = url + sep + "__=" + encodeURIComponent((new Date()).getTime());
		}
	
		// Only one request at a time, please
		if ((Http._get.readyState != Http.ReadyState.Uninitialized) && 
			(Http._get.readyState != Http.ReadyState.Complete)){
			this._get.abort();
			
			if (Http.logging){
				Logging.log(["Http: Aborted request in progress."]);
			}
		}
		
		Http._get.open(method, url, true);

		Http._get.onreadystatechange =  function() {
			if (Http._get.readyState != Http.ReadyState.Complete) return;
			
			if (Http.logging){
				Logging.log(["Http: Returned, status: " + Http._get.status]);
			}

			if ((cache == Http.Cache.GetCache) && (Http._get.status == Http.Status.OK)){
				Http._cache[url] = Http._get.responseText;
			}
			
			if (callback_args == null) callback_args = new Array();

			var cb_params = new Array();
			cb_params.push(Http._get);
			for(var i=0;i<callback_args.length;i++)
				cb_params.push(callback_args[i]);
				
			callback.apply(null, cb_params);
		}
		
		if(Http.logging){
			Logging.log(["Http: Started\n\tURL: " + url + "\n\tMethod: " + method + "; Cache: " + Hash.keyName(Http.Cache,cache)])
		}
		
		Http._get.send(params.body || null);
	},
	
	from_cache: function(url, callback, callback_args){
		var result = Http._cache[url];
		
		if (result != null) {
			var response = new Http.CachedResponse(result)
			
			var cb_params = new Array();
			cb_params.push(response);
			for(var i=0;i<callback_args.length;i++)
				cb_params.push(callback_args[i]);
							
			callback.apply(null, cb_params);
				
			return true
		}
		else
			return false
	},
	
	clear_cache: function(){
		Http._cache = new Object();
	},
	
	is_cached: function(url){
		return Http._cache[url]!=null;
	},
	
	CachedResponse: function(response) {
		this.readyState = Http.ReadyState.Complete
		this.status = Http.Status.OK
		this.responseText = response
	}	
}

Http.Init()

function json_response(response){
	var js = response.responseText;
	try{
		return eval(js); 
	} catch(e){
		if (Http.logging){
			Logging.logError(["json_response: " + e]);
		}
		else{
			alert("Error: " + e + "\n" + js);
		}
		return null;
	}
}

function getResponseProps(response, header){
	try {
		var s = response.getResponseHeader(header || 'X-Ajax-Props');
		if (s==null || s=="")
			return new Object()
		else
			return eval("o="+s)
	} catch (e) { return new Object() }
}






// AJAX CONTENT LOADER

var loadedobjects=""
var rootdomain="http://"+window.location.hostname

function ajaxpage(url, containerid){

// Loader einblenden
opacity('content', 100, 0, 1);
opacity('loader', 0, 70, 200);

var page_request = false
if (window.XMLHttpRequest) // if Mozilla, Safari etc
page_request = new XMLHttpRequest()
else if (window.ActiveXObject){ // if IE
try {
page_request = new ActiveXObject("Msxml2.XMLHTTP")
} 
catch (e){
try{
page_request = new ActiveXObject("Microsoft.XMLHTTP")
}
catch (e){}
}
}
else
return false
page_request.onreadystatechange=function(){
loadpage(page_request, containerid)
}
page_request.open('GET', url, true)
page_request.send(null)
}

function loadpage(page_request, containerid){
if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)){
document.getElementById(containerid).innerHTML=page_request.responseText;

// Loader ausfaden
opacity('content', 0, 100, 1000);
var ausblenden=setTimeout("opacity('loader', 70, 0, 800);",600);

}

}



function loadobjs(){
if (!document.getElementById)
return
for (i=0; i<arguments.length; i++){
var file=arguments[i]
var fileref=""
if (loadedobjects.indexOf(file)==-1){ //Check to see if this object has not already been added to page before proceeding
if (file.indexOf(".js")!=-1){ //If object is a js file
fileref=document.createElement('script')
fileref.setAttribute("type","text/javascript");
fileref.setAttribute("src", file);
}
else if (file.indexOf(".css")!=-1){ //If object is a css file
fileref=document.createElement("link")
fileref.setAttribute("rel", "stylesheet");
fileref.setAttribute("type", "text/css");
fileref.setAttribute("href", file);
}
}
if (fileref!=""){
document.getElementsByTagName("head").item(0).appendChild(fileref)
loadedobjects+=file+" " //Remember this object as being already added to page
}
}
}






// DATE TIME

function clock() {

	var Zeit	= new Date();
	var Stunden	= Zeit.getHours();
	var Minuten	= Zeit.getMinutes();
	var Sekunden= Zeit.getSeconds();
	var Tag		= Zeit.getDate();
	var Monat	= Zeit.getMonth()+1;
	var Jahr	= Zeit.getFullYear();
	var Wochentag	= Zeit.getDay();
	
	var Wochentage = new Array ("Sonntag","Montag","Dienstag","Mittwoch","Donnerstag","Freitag","Samstag");
	var Monate = new Array ("Dezember","Januar","Februar","März","April","Mai","Juni","Juli","August","September","Oktober","November","Dezember");

	if (Stunden == 0) Stunden = "00";
	if (Stunden <= 9 && Stunden != "00") Stunden = "0"+Stunden;
	if (Minuten <= 9) Minuten = "0" + Minuten;
	if (Sekunden <= 9) Sekunden = "0" + Sekunden;

	if (Tag <= 9) Tag = "0" + Tag;

	var TTag = Wochentage[Wochentag] +", ";
	var TDatum = Tag + ". " + Monate[Monat] + " " + Jahr +" - ";
	var TZeit = Stunden + ":" + Minuten + ":" + Sekunden +" Uhr";
	
	Uhr.innerHTML = TTag+TDatum+TZeit;
	setTimeout("clock()", 1000);
	
	}





// EFFECTS


function popup (url) {
 fenster = window.open(url, "Popupfenster", "width=720,height=575,resizable=yes");
 fenster.focus();
 return false;
}



 
 
// Fading Effect --------------------------------------------------------------

function opacity(id, opacStart, opacEnd, millisec) {
    //speed for each frame
    var speed = Math.round(millisec / 100);
    var timer = 0;

    //determine the direction for the blending, if start and end are the same nothing happens
    if(opacStart > opacEnd) {
        for(i = opacStart; i >= opacEnd; i--) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } else if(opacStart < opacEnd) {
        for(i = opacStart; i <= opacEnd; i++)
            {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    }
}

//change the opacity for different browsers
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
} 

function shiftOpacity(id, millisec) {
	 //if an element is invisible, make it visible, else make it ivisible
     if(document.getElementById(id).style.opacity == 0) {
        opacity(id, 0, 100, millisec);
    } else {
        opacity(id, 100, 0, millisec);
    } 
     
} 




// Change Height Of An HTML Element

var gxElementSizer =
		{
			addElement : function (element, sizeType)
			{

				if (this.e == null)
				{

					this.e = {};
				}

				this.e[element] =
				{

					element  			: (typeof element == 'object') ? element : document.getElementById(element),
					sizeType 			: (sizeType.toLowerCase() == 'width') ? 'width' : 'height',
					count				: null,
					newElementSize		: null,
					currentElementSize	: null,
					sizeDifferenz		: null,
					interval			: null
				};
			},


			calculateSize : function (t, b, c, d)
			{
				if ((t/=d/2) < 1)
				{
					return c/2*t*t*t*t + b;
				}

				return -c/2 * ((t-=2)*t*t*t - 2) + b;
			},


			setElementSize : function (element, newSize, duration)
			{
				if(arguments[3] == null)
				{

					window.clearTimeout(this.e[element]['interval']);

					this.e[element]['count']				= 0;
					this.e[element]['newElementSize']		= newSize;
					this.e[element]['currentElementSize'] 	= parseInt(this.e[element]['element'][(this.e[element]['sizeType'] == 'width') ? 'offsetWidth' : 'offsetHeight']);
					this.e[element]['sizeDifferenz']		= this.e[element]['newElementSize'] - this.e[element]['currentElementSize'];
					this.e[element]['interval']				= 0;
				}

				if(this.e[element]['count'] < duration)
				{

					this.e[element]['element'].style[this.e[element]['sizeType']] = this.calculateSize(this.e[element]['count'], this.e[element]['currentElementSize'], this.e[element]['sizeDifferenz'], duration) + 'px';

					this.e[element]['count']++;

					this.e[element]['interval'] = window.setTimeout('gxElementSizer.setElementSize("' + element + '", ' + newSize + ', ' + duration + ', true)', duration);
				}

				else

				{

					this.e[element]['count'] 				= null;
					this.e[element]['newElementSize']		= null;
					this.e[element]['currentElementSize'] 	= null;
					this.e[element]['sizeDifferenz'] 		= null;
					this.e[element]['interval']				= null;

					window.clearTimeout(this.e[element]['interval']);
				}
			}
		};


	




// ACCORDION

var ddaccordion={
	
	contentclassname:{}, //object to store corresponding contentclass name based on headerclass

	expandone:function(headerclass, selected){ //PUBLIC function to expand a particular header
		this.toggleone(headerclass, selected, "expand")
	},

	collapseone:function(headerclass, selected){ //PUBLIC function to collapse a particular header
		this.toggleone(headerclass, selected, "collapse")
	},

	expandall:function(headerclass){ //PUBLIC function to expand all headers based on their shared CSS classname
		var $=jQuery
		var $headers=$('.'+headerclass)
		$('.'+this.contentclassname[headerclass]+':hidden').each(function(){
			$headers.eq(parseInt($(this).attr('contentindex'))).trigger("evt_accordion")
		})
	},

	collapseall:function(headerclass){ //PUBLIC function to collapse all headers based on their shared CSS classname
		var $=jQuery
		var $headers=$('.'+headerclass)
		$('.'+this.contentclassname[headerclass]+':visible').each(function(){
			$headers.eq(parseInt($(this).attr('contentindex'))).trigger("evt_accordion")
		})
	},

	toggleone:function(headerclass, selected, optstate){ //PUBLIC function to expand/ collapse a particular header
		var $=jQuery
		var $targetHeader=$('.'+headerclass).eq(selected)
		var $subcontent=$('.'+this.contentclassname[headerclass]).eq(selected)
		if (typeof optstate=="undefined" || optstate=="expand" && $subcontent.is(":hidden") || optstate=="collapse" && $subcontent.is(":visible"))
			$targetHeader.trigger("evt_accordion")
	},

	expandit:function($targetHeader, $targetContent, config, useractivated, directclick){
		this.transformHeader($targetHeader, config, "expand")
		$targetContent.slideDown(config.animatespeed, function(){
			config.onopenclose($targetHeader.get(0), parseInt($targetHeader.attr('headerindex')), $targetContent.css('display'), useractivated)
			if (config.postreveal=="gotourl" && directclick){ //if revealtype is "Go to Header URL upon click", and this is a direct click on the header
				var targetLink=($targetHeader.is("a"))? $targetHeader.get(0) : $targetHeader.find('a:eq(0)').get(0)
				if (targetLink) //if this header is a link
					setTimeout(function(){location=targetLink.href}, 200) //ignore link target, as window.open(targetLink, targetLink.target) doesn't work in FF if popup blocker enabled
			}
		})
	},

	collapseit:function($targetHeader, $targetContent, config, isuseractivated){
		this.transformHeader($targetHeader, config, "collapse")
		$targetContent.slideUp(config.animatespeed, function(){config.onopenclose($targetHeader.get(0), parseInt($targetHeader.attr('headerindex')), $targetContent.css('display'), isuseractivated)})
	},

	transformHeader:function($targetHeader, config, state){
		$targetHeader.addClass((state=="expand")? config.cssclass.expand : config.cssclass.collapse) //alternate btw "expand" and "collapse" CSS classes
		.removeClass((state=="expand")? config.cssclass.collapse : config.cssclass.expand)
		if (config.htmlsetting.location=='src'){ //Change header image (assuming header is an image)?
			$targetHeader=($targetHeader.is("img"))? $targetHeader : $targetHeader.find('img').eq(0) //Set target to either header itself, or first image within header
			$targetHeader.attr('src', (state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse) //change header image
		}
		else if (config.htmlsetting.location=="prefix") //if change "prefix" HTML, locate dynamically added ".accordprefix" span tag and change it
			$targetHeader.find('.accordprefix').html((state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse)
		else if (config.htmlsetting.location=="suffix")
			$targetHeader.find('.accordsuffix').html((state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse)
	},

	urlparamselect:function(headerclass){
		var result=window.location.search.match(new RegExp(headerclass+"=((\\d+)(,(\\d+))*)", "i")) //check for "?headerclass=2,3,4" in URL
		if (result!=null)
			result=RegExp.$1.split(',')
		return result //returns null, [index], or [index1,index2,etc], where index are the desired selected header indices
	},

	getCookie:function(Name){ 
		var re=new RegExp(Name+"=[^;]+", "i") //construct RE to search for target name/value pair
		if (document.cookie.match(re)) //if cookie found
			return document.cookie.match(re)[0].split("=")[1] //return its value
		return null
	},

	setCookie:function(name, value){
		document.cookie = name + "=" + value + "; path=/"
	},

	init:function(config){
	document.write('<style type="text/css">\n')
	document.write('.'+config.contentclass+'{display: none}\n') //generate CSS to hide contents
	document.write('<\/style>')
	jQuery(document).ready(function($){
		ddaccordion.urlparamselect(config.headerclass)
		var persistedheaders=ddaccordion.getCookie(config.headerclass)
		ddaccordion.contentclassname[config.headerclass]=config.contentclass //remember contentclass name based on headerclass
		config.cssclass={collapse: config.toggleclass[0], expand: config.toggleclass[1]} //store expand and contract CSS classes as object properties
		config.revealtype=config.revealtype || "click"
		config.revealtype=config.revealtype.replace(/mouseover/i, "mouseenter")
		if (config.revealtype=="clickgo"){
			config.postreveal="gotourl" //remember added action
			config.revealtype="click" //overwrite revealtype to "click" keyword
		}
		if (typeof config.togglehtml=="undefined")
			config.htmlsetting={location: "none"}
		else
			config.htmlsetting={location: config.togglehtml[0], collapse: config.togglehtml[1], expand: config.togglehtml[2]} //store HTML settings as object properties
		config.oninit=(typeof config.oninit=="undefined")? function(){} : config.oninit //attach custom "oninit" event handler
		config.onopenclose=(typeof config.onopenclose=="undefined")? function(){} : config.onopenclose //attach custom "onopenclose" event handler
		var lastexpanded={} //object to hold reference to last expanded header and content (jquery objects)
		var expandedindices=ddaccordion.urlparamselect(config.headerclass) || ((config.persiststate && persistedheaders!=null)? persistedheaders : config.defaultexpanded)
		if (typeof expandedindices=='string') //test for string value (exception is config.defaultexpanded, which is an array)
			expandedindices=expandedindices.replace(/c/ig, '').split(',') //transform string value to an array (ie: "c1,c2,c3" becomes [1,2,3]
		var $subcontents=$('.'+config["contentclass"])
		if (expandedindices.length==1 && expandedindices[0]=="-1") //check for expandedindices value of [-1], indicating persistence is on and no content expanded
			expandedindices=[]
		if (config["collapseprev"] && expandedindices.length>1) //only allow one content open?
			expandedindices=[expandedindices.pop()] //return last array element as an array (for sake of jQuery.inArray())
		if (config["onemustopen"] && expandedindices.length==0) //if at least one content should be open at all times and none are, open 1st header
			expandedindices=[0]
		$('.'+config["headerclass"]).each(function(index){ //loop through all headers
			if (/(prefix)|(suffix)/i.test(config.htmlsetting.location) && $(this).html()!=""){ //add a SPAN element to header depending on user setting and if header is a container tag
				$('<span class="accordprefix"></span>').prependTo(this)
				$('<span class="accordsuffix"></span>').appendTo(this)
			}
			$(this).attr('headerindex', index+'h') //store position of this header relative to its peers
			$subcontents.eq(index).attr('contentindex', index+'c') //store position of this content relative to its peers
			var $subcontent=$subcontents.eq(index)
			var needle=(typeof expandedindices[0]=="number")? index : index+'' //check for data type within expandedindices array- index should match that type
			if (jQuery.inArray(needle, expandedindices)!=-1){ //check for headers that should be expanded automatically (convert index to string first)
				if (config.animatedefault==false)
					$subcontent.show()
				ddaccordion.expandit($(this), $subcontent, config, false) //Last param sets 'isuseractivated' parameter
				lastexpanded={$header:$(this), $content:$subcontent}
			}  //end check
			else{
				$subcontent.hide()
				config.onopenclose($(this).get(0), parseInt($(this).attr('headerindex')), $subcontent.css('display'), false) //Last Boolean value sets 'isuseractivated' parameter
				ddaccordion.transformHeader($(this), config, "collapse")
			}
		})
		$('.'+config["headerclass"]).bind("evt_accordion", function(e, isdirectclick){ //assign custom event handler that expands/ contacts a header
				var $subcontent=$subcontents.eq(parseInt($(this).attr('headerindex'))) //get subcontent that should be expanded/collapsed
				if ($subcontent.css('display')=="none"){
					ddaccordion.expandit($(this), $subcontent, config, true, isdirectclick) //2nd last param sets 'isuseractivated' parameter
					if (config["collapseprev"] && lastexpanded.$header && $(this).get(0)!=lastexpanded.$header.get(0)){ //collapse previous content?
						ddaccordion.collapseit(lastexpanded.$header, lastexpanded.$content, config, true) //Last Boolean value sets 'isuseractivated' parameter
					}
					lastexpanded={$header:$(this), $content:$subcontent}
				}
				else if (!config["onemustopen"] || config["onemustopen"] && lastexpanded.$header && $(this).get(0)!=lastexpanded.$header.get(0)){
					ddaccordion.collapseit($(this), $subcontent, config, true) //Last Boolean value sets 'isuseractivated' parameter
				}
 		})
		$('.'+config["headerclass"]).bind(config.revealtype, function(){
			if (config.revealtype=="mouseenter"){
				clearTimeout(config.revealdelay)
				var headerindex=parseInt($(this).attr("headerindex"))
				config.revealdelay=setTimeout(function(){ddaccordion.expandone(config["headerclass"], headerindex)}, config.mouseoverdelay || 0)
			}
			else{
				$(this).trigger("evt_accordion", [true])
				return false //cancel default click behavior
			}
		})
		$('.'+config["headerclass"]).bind("mouseleave", function(){
			clearTimeout(config.revealdelay)
		})
		config.oninit($('.'+config["headerclass"]).get(), expandedindices)
		$(window).bind('unload', function(){ //clean up and persist on page unload
			$('.'+config["headerclass"]).unbind()
			var expandedindices=[]
			$('.'+config["contentclass"]+":visible").each(function(index){ //get indices of expanded headers
				expandedindices.push($(this).attr('contentindex'))
			})
			if (config.persiststate==true && $('.'+config["headerclass"]).length>0){ //persist state?
				expandedindices=(expandedindices.length==0)? '-1c' : expandedindices //No contents expanded, indicate that with dummy '-1c' value?
				ddaccordion.setCookie(config.headerclass, expandedindices)
			}
		})
	})
	}
}





// HIGHSLIDE VIEWER

var hs = {

// Apply your own settings here, or override them in the html file.  
graphicsDir : '../includes/highslide/graphics/',
restoreCursor : "zoomout.cur", // necessary for preload
fullExpandIcon : 'fullexpand.gif',
expandSteps : 20, // number of steps in zoom. Each step lasts for duration/step milliseconds.
expandDuration : 250, // milliseconds
restoreSteps : 10,
restoreDuration : 250,
numberOfImagesToPreload : 5, // set to 0 for no preload
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
fullExpandDelay : 500, // delay of the 'full expand'-icon
fullExpandTitle : '',
restoreTitle : '',
focusTitle : '',
loadingText : 'Loading...',
loadingTitle : '',
showCredits : false, // you can set this to false if you want
creditsText : 'Powered by <i>Highslide JS</i>',
creditsHref : 'http://vikjavev.no/highslide',
creditsTitle : 'Go to the Highslide JS homepage',

// These settings can also be overridden inline for each image
anchor : 'auto', // where the image expands from
spaceForCaption : 30, // leaves space below images with captions
outlineType : 'drop-shadow', // set null to disable outlines
wrapperClassName : null, // for enhanced css-control
// END OF YOUR SETTINGS


// declare internal properties
preloadTheseImages : new Array(),
continuePreloading: true,
expandedImagesCounter : 0,
expanders : new Array(),
mouseIsOverFullExpand : false,
isBusy : false,
container : null,
defaultRestoreCursor : null,
leftBeforeDrag : null,
topBeforeDrag : null,

// drag functionality
ie : (document.all && !window.opera),
nn6 : document.getElementById && !document.all,
hasFocused : false,
isDrag : false,
dragX : null,
dragY : null,
dragObj : null,

    

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

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

//--- Finds the position of an element
position : function(el)	{ 
	var parent = el;
	this.x = parent.offsetLeft;
	this.y = parent.offsetTop;
	while (parent.offsetParent)	{
		parent = parent.offsetParent;
		this.x += parent.offsetLeft;
		this.y += parent.offsetTop;
	}
    
	return this;
}, 

//--- Expander object keeps track of all properties
expander : function() { },


//--- Do the thing
/* params can be one of: anchor, wrapperClassName, outlineType, spaceForCaption, thumbnailId */
expand : function(a, params) {
    //    if (hs.isBusy) return;
    hs.isBusy = true;
    try {
        
        hs.continuePreloading = false;
        hs.container = document.getElementById('highslide-container');
        
        if (params && params.thumbnailId) {
            var el = document.getElementById(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;
                }    		
            }
        }

		// cancel other instances
        for (i = 0; i < hs.expanders.length; i++) {
            if (hs.expanders[i] && hs.expanders[i].thumb != el && !hs.expanders[i].showFullImageStarted) {
                hs.cancelLoading(i);
            }
        }
		
        
        // check if already open
        for (i = 0; i < hs.expanders.length; i++) {
            if (hs.expanders[i] && hs.expanders[i].thumb == el) {
                hs.isBusy = false;
                return false;
            }
        }
        
        // initialize the new Expander object
        var key = hs.expandedImagesCounter++;
        hs.expanders[key] = new hs.expander();
        var exp = hs.expanders[key];
        exp.a = a;
		
		// override inline parameters
		var legalParams = new Array('anchor', 'outlineType', 'spaceForCaption', 'wrapperClassName');
		for (i = 0; i < legalParams.length; i++) {
			var name = legalParams[i];
			if (params && params[name]) exp[name] = params[name];
			else exp[name] = hs[name];
		}
		
        
        var imgId = 'expanded-'+ hs.expandedImagesCounter;
        exp.thumbsUserSetId = el.id;
        if (!el.id) el.id = 'hs-thumb-'+ hs.expandedImagesCounter;
        exp.thumb = el;
        
        exp.originalCursor = el.style.cursor;
        el.style.cursor = 'wait';

        var pos = hs.position(el); 
                
        // instanciate the wrapper
        var wrapper = document.createElement('div');
        wrapper.style.visibility = 'hidden';
        wrapper.style.position = 'absolute';
		if (exp.wrapperClassName) wrapper.className = exp.wrapperClassName;
        wrapper.style.zIndex = hs.zIndexCounter++;        
        exp.wrapper = wrapper;
        
        // store properties of the thumbnail
        exp.thumbWidth = el.width;
        exp.thumbHeight = el.height;
        exp.thumbLeft = pos.x;
        exp.thumbTop = pos.y;
        
        // thumb borders
        exp.thumbOffsetBorderW = (exp.thumb.offsetWidth - exp.thumbWidth) / 2;
        exp.thumbOffsetBorderH = (exp.thumb.offsetHeight - exp.thumbHeight) / 2;
		
		// loading symbol
		var loading = document.createElement('a');
		loading.style.position = 'absolute';
		loading.style.visibility = 'hidden';
		loading.className = 'highslide-loading';
        loading.title = hs.loadingTitle;
        loading.href = 'javascript:hs.cancelLoading('+ key +')'
		hs.container.appendChild(loading);
		if (hs.loadingText) loading.innerHTML = hs.loadingText;
        loading.style.left = (exp.thumbLeft + exp.thumbOffsetBorderW + (exp.thumbWidth - loading.offsetWidth) / 2) +'px';
		loading.style.top = (exp.thumbTop + (exp.thumbHeight - loading.offsetHeight) / 2) +'px';
		exp.loading = loading;
    	setTimeout("if (hs.expanders["+ key +"].loading) hs.expanders["+ key +"].loading.style.visibility = 'visible';", 100);
		
        // instanciate the full-size image
        var img = document.createElement('img');
        exp.fullImage = img;
        if (navigator.userAgent.indexOf("Safari") != -1) { // http://bugzilla.opendarwin.org/show_bug.cgi?id=3869
            img.onload = function () { 
                var safImg = new Image;
                safImg.src = this.src;
                exp.fullImage.width = safImg.width;
                exp.fullImage.height = safImg.height;
                hs.showFullImage(key); 
            }
        } else {
            img.onload = function () { hs.showFullImage(key); }
        }
        img.src = a.href;
        img.className = 'highslide-image '+ el.className;
        img.style.visibility = 'hidden' // prevent flickering in IE
        img.style.display = 'block';
		img.style.position = 'relative';
    	img.style.zIndex = 3;
		img.id = imgId;
        img.title = hs.restoreTitle;
        img.onmouseover = function () { setTimeout("hs.showFullExpand('"+ key +"')", hs.fullExpandDelay); }
        img.onmouseout = function () { setTimeout("hs.hideFullExpand('"+ key +"')", 50); }
        img.setAttribute('key', key); // used on drag

	
        return false; // important!
    
    } catch (e) {
        return true; // script failed: default href fires
    }
    
}, 

//--- Show the image after it has been preloaded
showFullImage : function(key) {
	
	try { 
	    var exp = hs.expanders[key];
	    
	    // prevent looping on certain Gecko engines:
	    if (exp.showFullImageStarted) return;
	    else exp.showFullImageStarted = true;
        
               
		// remove loading div
	    if (exp.loading) {
	        hs.container.removeChild(exp.loading);
	        exp.loading = null;
	    }    
	    
	    exp.thumb.style.cursor = exp.originalCursor;
	    
        var newWidth = exp.fullImage.width; // causes problems in Safari
	    var newHeight = exp.fullImage.height;
	    exp.fullExpandWidth = newWidth;
	    exp.fullExpandHeight = newHeight;
	    
	    exp.fullImage.width = exp.thumb.width;
	    exp.fullImage.height = exp.thumb.height;
	
	    // identify caption div
	    var modMarginBottom = hs.marginBottom;
	    var thumbsUserSetId = exp.thumbsUserSetId; // id has to be user set
	    if (thumbsUserSetId && document.getElementById('caption-for-'+ thumbsUserSetId)) {
	        var captionClone = document.getElementById('caption-for-'+ exp.thumb.id).cloneNode(true);
	        exp.caption = captionClone;
	        modMarginBottom += exp.spaceForCaption;
	    }
        
	    
	    exp.wrapper.appendChild(exp.fullImage)
	    exp.wrapper.style.left = exp.thumbLeft;
	    exp.wrapper.style.top = exp.thumbTop;
	    hs.container.appendChild(exp.wrapper);
		
		// correct for borders
	    exp.offsetBorderW = (exp.wrapper.offsetWidth - exp.thumb.width) / 2;
        exp.offsetBorderH = (exp.wrapper.offsetHeight - exp.thumb.height) / 2;
	    var modMarginRight = hs.marginRight + 2 * exp.offsetBorderW;
        modMarginBottom += 2 * exp.offsetBorderH;
	    
	    var ratio = newWidth / newHeight;
	    
	    // default (start) values
		var newLeft = parseInt(exp.thumbLeft) - exp.offsetBorderW + exp.thumbOffsetBorderW;
	    var newTop = parseInt(exp.thumbTop) - exp.offsetBorderH + exp.thumbOffsetBorderH;
	    var oldRight = newLeft + parseInt(exp.thumb.width);
	    var oldBottom = newTop + parseInt(exp.thumb.height);
	    
	    var justifyX;
	    var justifyY;
	    switch (exp.anchor) {
	    case 'auto':
	        justifyX = 'auto';
	        justifyY = 'auto';
	        break;
	    case 'top':
	        justifyX = 'auto';
	        break;
	    case 'top-right':
	        justifyX = 'right';
	        break;
	    case 'right':
	        justifyX = 'right';
	        justifyY = 'auto';
	        break;
	    case 'bottom-right':
	        justifyX = 'right';
	        justifyY = 'bottom';
	        break;
	    case 'bottom':
	        justifyX = 'auto';
	        justifyY = 'bottom';
	        break;
	    case 'bottom-left':
	        justifyY = 'bottom';
	        break;
	    case 'left':
	        justifyY = 'auto';
	        break;
	    case 'top-left':
	        break;
	    default:
	        justifyX = 'auto';
	        justifyY = 'auto';        
	    } 
	    
	    var client = new hs.clientInfo();
	    
	    
	    if (justifyX == 'auto') {
	        var hasMovedNewLeft = false;
	        // calculate newLeft
	        newLeft = Math.round(newLeft - ((newWidth - exp.thumb.width) / 2)); // as in center
	        if (newLeft < client.scrollLeft + hs.marginLeft) {
	            newLeft = client.scrollLeft + hs.marginLeft;
	            hasMovedNewLeft = true;
	        }
	        // calculate right/newWidth
	        if (newLeft + newWidth > client.scrollLeft + client.width - hs.marginLeft) {
	            if (hasMovedNewLeft) newWidth = client.width - hs.marginLeft - modMarginRight; // can't expand more
	            else if (newWidth < client.width - hs.marginLeft - modMarginRight) { // move newTop up
	                newLeft = client.scrollLeft + client.width - newWidth - hs.marginLeft - modMarginRight;
	            } else { // image larger than client
	                newLeft = client.scrollLeft + hs.marginLeft;
	                newWidth = client.width - hs.marginLeft - modMarginRight;
	            }
	        }
	    } else if (justifyX == 'right') {
	        newLeft = Math.floor(newLeft - newWidth + exp.thumb.width);
	    }
	    if (justifyY == 'auto') {
	        var hasMovedNewTop = false;
	        // calculate newTop
	        newTop = Math.round(newTop - ((newHeight - exp.thumb.height) / 2)); // as in center
	        if (newTop < client.scrollTop + hs.marginTop) {
	            newTop = client.scrollTop + hs.marginTop;
	            hasMovedNewTop = true;
	        }
	        // calculate bottom/newHeight
	        if (newTop + newHeight > client.scrollTop + client.height - hs.marginTop - modMarginBottom) {
	            if (hasMovedNewTop) newHeight = client.height - hs.marginTop - modMarginBottom; // can't expand more
	            else if (newHeight < client.height - hs.marginTop - modMarginBottom) { // move newTop up
	                newTop = client.scrollTop + client.height - newHeight - hs.marginTop - modMarginBottom;
	            } else { // image larger than client
	                newTop = client.scrollTop + hs.marginTop;
	                newHeight = client.height - hs.marginTop - modMarginBottom;
	            }
	        }
	    } else if (justifyY == 'bottom') {
	        newTop = Math.floor(newTop - newHeight + exp.thumb.height);
	    }
	    
	    // don't leave the page; better to expand right bottom
	    if (newLeft < hs.marginLeft) {
	        tmpLeft = newLeft;
	        newLeft = hs.marginLeft; 
	        newWidth = newWidth - (newLeft - tmpLeft);
	    }
	    if (newTop < hs.marginTop) {
	        tmpTop = newTop;
	        newTop = hs.marginTop;
	        newHeight = newHeight - (newTop - tmpTop);
	    }
	
	    // Correct ratio
	    if (newWidth / newHeight > ratio) { // width greater
	        var tmpWidth = newWidth;
	        newWidth = newHeight * ratio;
	        if (justifyX == 'center' || justifyX == 'auto') {
	            // recalculate newLeft
	            newLeft = Math.round(parseInt(exp.thumbLeft) 
	                - ((newWidth - exp.thumb.width) / 2));
	            if (newLeft < client.scrollLeft + hs.marginLeft) { // to the left
	                newLeft = client.scrollLeft + hs.marginLeft;
	            } else if (newLeft + newWidth > client.scrollLeft + client.width - modMarginRight) { // to the right
	                newLeft = client.scrollLeft + client.width - newWidth - modMarginRight;
	            }
	        }
	        if (justifyX == 'right') newLeft = newLeft + (tmpWidth - newWidth);
	    
	    } else if (newWidth / newHeight < ratio) { // height greater
	        var tmpHeight = newHeight;
	        newHeight = newWidth / ratio;
	        if (justifyY == 'center' || justifyY == 'auto') {
	            // recalculate newTop
	            newTop = Math.round(parseInt(exp.thumbTop) 
	                - ((newHeight - exp.thumb.height) / 2));
	            if (newTop < client.scrollTop + hs.marginTop) { // above
	                newTop = client.scrollTop + hs.marginTop;
	            } else if (newTop + newHeight > client.scrollTop + client.height - modMarginBottom) { // below
	                newTop = client.scrollTop + client.height - newHeight - modMarginBottom;
	            }
	        }
	        if (justifyY == 'bottom') newTop = newTop + (tmpHeight - newHeight);
	    }
	    
	    // Selectbox bug
        var imgPos = {x: newLeft - 20, y: newTop - 20, w: newWidth + 40, h: newHeight + 40 + exp.spaceForCaption}
        if (hs.ie) hs.showHideElements('SELECT', 'hidden', imgPos);
	    // Iframes bug
        hs.hideIframes = (window.opera || navigator.vendor == 'KDE' || (hs.ie && hs.ieVersion() < 5.5));
        if (hs.hideIframes) hs.showHideElements('IFRAME', 'hidden', imgPos);
        
	    // Apply size change
	    var width = exp.thumb.width;
	    var height = exp.thumb.height;
		var left = exp.thumbLeft + exp.thumbOffsetBorderW - exp.offsetBorderW;
	    var top = exp.thumbTop + exp.thumbOffsetBorderH - exp.offsetBorderH;
		intervalWidth = (newWidth - width) / hs.expandSteps;
		intervalHeight = (newHeight - height) / hs.expandSteps;
	    intervalLeft = (newLeft - left) / hs.expandSteps;
	    intervalTop = (newTop - top) / hs.expandSteps;
	    
	    for (i = 1; i < hs.expandSteps; i++) {
			width += intervalWidth;
			height += intervalHeight;
	        left += intervalLeft;
	        top += intervalTop;
	        if (justifyX == 'right') { // follow the edge nicely
	            width = Math.round(width);
	            left = oldRight - width;
	        }
	        if (justifyY == 'bottom') { 
	            height = Math.round(height);
	            top = oldBottom - height;
	        }
	        
			setTimeout("hs.changeSize("+ key +", "+ width +", "+ height +", "+ left +", "+ top +")", 
	            Math.round(i * (hs.expandDuration / hs.expandSteps)));
		}
	    
	    // setTimeout("hs.changeClassName("+ key +")", hs.expandDuration/2);    
		// Finally land on the right number:
		setTimeout("hs.changeSize("+ key +", "+ newWidth +", "+ newHeight +", "+ newLeft 
	        +", "+ newTop +")", hs.expandDuration);
		setTimeout("hs.focus("+ key +")", hs.expandDuration);
        if (hs.showCredits) setTimeout("hs.writeCredits("+ key +")", hs.expandDuration + 25);
	    if (exp.caption) {
	        setTimeout("hs.writeCaption("+ key +")", hs.expandDuration + 50);
	    } else {
			setTimeout( "hs.writeOutline("+ key +")", hs.expandDuration + 50);
	    }
		if (exp.fullExpandWidth > newWidth) {
	        setTimeout("hs.putFullExpand("+ key +")", hs.expandDuration + hs.fullExpandDelay);
	    }
	   
	} catch (e) {
	    if (hs.expanders[key] && hs.expanders[key].a) window.location.href = hs.expanders[key].a.href;
	}
}, 

cancelLoading : function(key) {
	var exp = hs.expanders[key];
	exp.thumb.style.cursor = exp.originalCursor;
	// remove loading div
    if (exp.loading) {
        hs.container.removeChild(exp.loading);
        exp.loading = null;
    }
        
    hs.expanders[key] = null;
},

// hide elements that show through image
showHideElements : function (tagName, visibility, imgPos) {
    var els = document.getElementsByTagName(tagName);
    if (els) {            
        for (i = 0; i < els.length; i++) {
            if (els[i].nodeName == tagName) {   
                if (visibility == 'visible') { // only on last
                    els[i].style.visibility = visibility;                
                } else {
                    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);
                    if (!clearsX && !clearsY) { // element falls behind image
                        els[i].style.visibility = visibility;      
                    }
                }   
            }
        }
    }
},

writeCredits : function (key) {
    var exp = hs.expanders[key];
    var credits = document.createElement('a');
    credits.href = hs.creditsHref;
    credits.className = 'highslide-credits';
    credits.innerHTML = hs.creditsText;
    credits.title = hs.creditsTitle;
    credits.style.position = 'absolute';
    credits.style.zIndex = 3;
    
    if (hs.ie) { // strange bug sometimes makes values wrong in the first def.
        exp.offsetBorderW = (exp.wrapper.offsetWidth - exp.fullImage.width) / 2;
        exp.offsetBorderH = (exp.wrapper.offsetHeight - exp.fullImage.height) / 2;
	}  
    credits.style.top = exp.offsetBorderH +'px';
    credits.style.left = exp.offsetBorderW +'px';
    exp.credits = credits;
    exp.wrapper.appendChild(credits);

},

writeCaption : function(key) {
    var exp = hs.expanders[key];
    
    exp.wrapper.style.width = exp.wrapper.offsetWidth +'px';    
    exp.caption.style.visibility = 'hidden';
    exp.caption.style.position = 'relative';
    if (hs.ie) exp.caption.style.zoom = 1;  
    exp.caption.className += ' highslide-display-block'; // have to use className due to Opera
    exp.wrapper.appendChild(exp.caption);
    
    var capHeight = exp.caption.offsetHeight;
    var slideHeight = (capHeight < exp.fullImage.height) ? capHeight : exp.fullImage.height;
    exp.caption.style.marginTop = '-'+ slideHeight +'px';
    exp.caption.style.zIndex = 2;
    
    var step = 1;
    if (slideHeight > 400) step = 4;
    else if (slideHeight > 200) step = 2;
    else if (slideHeight > 100) step = 1;
    
    
    setTimeout("hs.expanders["+ key +"].caption.style.visibility = 'visible'", 10); // flickering in Gecko
	var t = 0;
    for (marginTop = - slideHeight; marginTop <= 0; marginTop += step, t += 10) {
        setTimeout ("if (hs.expanders["+ key +"] && hs.expanders["+ key +"].caption) "
            + "hs.expanders["+ key +"].caption.style.marginTop = '"+ marginTop +"px'", t);
    }
	
	setTimeout('hs.writeOutline('+ key +')', t + 10);
    
},

writeOutline : function(key) {
    if (!hs.expanders[key]) return;
    var exp = hs.expanders[key];    
    exp.outline = new Array();
    var v = hs.ieVersion();
    
    hs.hasAlphaImageLoader = (v >= 5.5) && (v < 7) && (document.body.filters);
	hs.hasPngSupport = v >= 7 || !document.body.filters;
    
    hs.preloadOutlineElement(key, 1); // start recursive process
}, 

preloadOutlineElement : function(key, i) {
    if (!hs.expanders[key]) return;
    if (!hs.hasAlphaImageLoader && !hs.hasPngSupport) return;
    
    var exp = hs.expanders[key];
    
    if (exp.outline[i] && exp.outline[i].onload) { // Gecko multiple onloads bug
        exp.outline[i].onload = null;
        return;
    }
    
    var src = hs.graphicsDir + "outlines/"+ exp.outlineType +"/"+ i +".png";
    
    if (hs.hasAlphaImageLoader) {
        
		exp.outline[i] = document.createElement('div');
	 	exp.outline[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader("
	     	+ "enabled=true, sizingMethod=scale src='"+ src + "') ";
	} 
        
	var img = document.createElement('img'); // for onload trigger
	if (hs.hasPngSupport) {
        exp.outline[i] = img;
    }
    
    // common properties
	exp.outline[i].style.position = 'absolute';
	var dim = (i % 2 == 1) ? '10px' : '20px';
	exp.outline[i].style.height = dim;
	exp.outline[i].style.width = dim;
    
    if (i < 8) img.onload = function() { hs.preloadOutlineElement(key, i + 1); };                
    else img.onload = function() { hs.displayOutline(key); };
	img.src = src;
},

displayOutline : function(key) {
    if (!hs.expanders[key]) return; // already closed
    var exp = hs.expanders[key];
    
    hs.repositionOutline(key, 12);
	for (i = 1; i <= 8; i++) {
		exp.wrapper.appendChild(exp.outline[i]);
	}
	exp.hasOutline = true;
    
    // IE6
    exp.outline[1].style.lineHeight = '10px';
    exp.outline[5].style.lineHeight = '10px';
	
	for (i = 10, t = 0; i >= 0; i--, t += 50) {
	    setTimeout("hs.repositionOutline("+ key +", "+ i +");", t);   
	}   
},

repositionOutline : function(key, offset) {
	if (!hs.expanders[key]) return;
	var exp = hs.expanders[key];
    if (exp.isClosing) {
        hs.removeOutlines(key);
        return;
    }
    
	var w = exp.wrapper.offsetWidth;
	var h = exp.wrapper.offsetHeight;

	// top
	exp.outline[1].style.width = (w - (2 * offset) - 20) +'px';
    // strange khtml bug causes glitch in outline:
	if (navigator.vendor == 'KDE') exp.outline[1].style.height = ((offset % 2) + 10) +'px';
	exp.outline[1].style.left = (10 + offset) +'px';
	exp.outline[1].style.top = (-10 + offset) + 'px';
	
	// top-right
	exp.outline[2].style.left = (w - 10 - offset) +'px';
	exp.outline[2].style.top = (-10 + offset) + 'px';
	
	// right
	exp.outline[3].style.left = (w - offset) +'px';
	exp.outline[3].style.top = (10 + offset) +'px';
	exp.outline[3].style.height = (h - (2 * offset) - 20) +'px';
	
	// bottom-right
	exp.outline[4].style.left = (w - 10 - offset) +'px';
	exp.outline[4].style.top = (h - 10 - offset) +'px';
	
	// bottom
	exp.outline[5].style.width = (w - (2 * offset) - 20) +'px';
	if (navigator.vendor == 'KDE') exp.outline[5].style.height = ((offset % 2) + 10) +'px';
	exp.outline[5].style.left = (10 + offset) +'px';
	exp.outline[5].style.top = (h - offset) + 'px';
	
	// bottom-left
	exp.outline[6].style.left = (-10 + offset) +'px';
	exp.outline[6].style.top = (h - 10 - offset) +'px';
	
	// left
	exp.outline[7].style.left = (-10 + offset) +'px';
	exp.outline[7].style.top = (10 + offset) +'px';
	exp.outline[7].style.height = (h - (2 * offset) - 20) +'px';
	
	// top-left
	exp.outline[8].style.left = (-10 + offset) +'px';
	exp.outline[8].style.top = (-10 + offset) + 'px';
	
},
removeOutlines : function(key) {
    try {
        var exp = hs.expanders[key];
	    for (i = 1; i <= 8; i++) {
		    if (exp.hasOutline && exp.outline[i]) {
	            exp.wrapper.removeChild(exp.outline[i]);
	        }
	    }
    } catch (e) {}
},
//--- Focus by click
focus : function(key) {
    var img = hs.expanders[key].fullImage;
    // image
    for (i = 0; i < hs.expanders.length; i++) {
        if (hs.expanders[i] && hs.expanders[i].fullImage.className == 'highslide-image' && i != key) {
            var blurKey = i;
            hs.expanders[i].fullImage.className += ' highslide-image-blur';
            hs.expanders[i].fullImage.title = hs.focusTitle;
            if (hs.expanders[i].caption) {
                hs.expanders[i].caption.className += ' highslide-caption-blur';
            }
        }
    }
    hs.expanders[key].wrapper.style.zIndex = hs.zIndexCounter++;
    img.className = 'highslide-image';
    if (hs.expanders[key].caption) {
        hs.expanders[key].caption.className = hs.expanders[key].caption.className.replace(' highslide-caption-blur', '');
    }
    
    img.title = hs.restoreTitle;
    
    hs.isBusy = false;
},

//--- Focus the topmost image after restore
focusTopmost : function() {
    var topZ = 0;
    var topmostKey = '';
    for (i = 0; i < hs.expanders.length; i++) {
        if (hs.expanders[i] && hs.expanders[i].fullImage.className.match('highslide-image-blur')) {
            if (hs.expanders[i].wrapper.style.zIndex && hs.expanders[i].wrapper.style.zIndex > topZ) {
                topZ = hs.expanders[i].wrapper.style.zIndex;
                topmostKey = i;
            }
        }
    }
    //alert (topmostKey);
    if (topmostKey != '') hs.focus(topmostKey);
    hs.isBusy = false;
}, 

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

//--- Click on large image to restore thumb size
restoreThumb : function(key) {
    if (hs.isBusy) return;
    hs.isBusy = true;
    try {
		var exp = hs.expanders[key];
        exp.isClosing = true;
    
        // remove full expand icon
        if (exp.fullExpand) {
            hs.expanders[key].fullExpand.parentNode.removeChild(exp.fullExpand);
            exp.fullExpand = null;
        }
        // remove caption div
        if (exp.caption) {
            exp.wrapper.removeChild(exp.caption);
            exp.caption = null;
        }
        // remove credits
        if (exp.credits) {
            exp.wrapper.removeChild(exp.credits);
            exp.credits = null;
        }
        hs.removeOutlines(key);
        
		hs.outlinePreloader = 0;
        exp.wrapper.style.width = null;
        
        var width = exp.fullImage.width;
        var height = exp.fullImage.height;
        var left = parseInt(exp.wrapper.style.left);
        var top = parseInt(exp.wrapper.style.top);
	    intervalWidth = (exp.thumbWidth - width) / hs.restoreSteps;
	    intervalHeight = (exp.thumbHeight - height) / hs.restoreSteps;
        intervalLeft = (exp.thumbLeft + exp.thumbOffsetBorderW - exp.offsetBorderW - left) / hs.restoreSteps;
        intervalTop = (exp.thumbTop + exp.thumbOffsetBorderH - exp.offsetBorderH - top) / hs.restoreSteps;
        
        var oldRight = Math.round(left + width);
        var oldBottom = Math.round(top + height);        
	    
        for (i = 1; i < hs.restoreSteps; i++) {
		    width += intervalWidth;
		    height += intervalHeight;
            left += intervalLeft;
            top += intervalTop;
            
		    setTimeout("hs.changeSize("+ key +", "+ width +", "+ height +", "+ left +", "+ top +")", 
                Math.round(i * (hs.restoreDuration / hs.restoreSteps)));
	    }
        setTimeout('hs.endRestore('+ key +')', hs.restoreDuration);
    
    } catch (e) {
        hs.expanders[key].thumb.style.visibility = 'visible';
        hs.expanders[key].wrapper.parentNode.removeChild(hs.expanders[key].wrapper);
    }
},

endRestore : function (key) {
    var exp = hs.expanders[key];
    exp.thumb.style.visibility = 'visible';
    exp.fullImage.style.visibility = 'hidden';
    
    if (hs.hideIframes || hs.ie) {
        var remaining = -1;
        for (i = 0; i < hs.expanders.length; i++) {
            if (hs.expanders[i]) remaining++;
        }
        if (remaining <= 0) {
            if (hs.ie) hs.showHideElements('SELECT', 'visible');
	        if (hs.hideIframes) hs.showHideElements('IFRAME', 'visible');           
        }
    }
    
    exp.wrapper.parentNode.removeChild(exp.wrapper);
    
    hs.expanders[key] = null;
    
    
    if (hs.toggleImagesExpandEl) { // see below
        hs.expand(hs.toggleImagesExpandEl, hs.toggleImagesParams);
        hs.toggleImagesExpandEl = null;
        hs.toggleImagesParams = null;
    } else {
        hs.focusTopmost();
    }
},

//--- Function for next and previous links
toggleImages : function(closeId, expandEl, params) {
    hs.closeId(closeId);
    if (hs.ie) expandEl.href = expandEl.href.replace('about:blank', ''); // mysterious IE thing
    hs.toggleImagesExpandEl = expandEl;
    hs.toggleImagesParams = params;
    return false;
},


//--- Do the stepwise change
changeSize : function (key, newWidth, newHeight, newLeft, newTop) {
    try {
        var exp = hs.expanders[key];
    
        exp.fullImage.width = newWidth;
        exp.fullImage.height = newHeight;
        exp.wrapper.style.visibility = 'visible';
        exp.wrapper.style.left = newLeft +'px';
        exp.wrapper.style.top = newTop +'px';
        exp.fullImage.style.visibility = 'visible';
        exp.thumb.style.visibility = 'hidden';
        
    } catch (e) {
        window.location.href = hs.expanders[key].a.href;
    }
},

//--- Icon for full expand 
putFullExpand : function (key) {
    if (hs.isBusy) return;
    
    if (!hs.expanders[key]) {
        return;
    }
    
    var href = hs.expanders[key].fullImage.src;
    var thisKey = key;
    
    // the anchor
    
    var aFullExpand = document.createElement('a');
    aFullExpand.id = 'fullexpand-'+ hs.expanders[key].fullImage.id;
    aFullExpand.style.position = 'absolute';
    aFullExpand.style.left = (hs.expanders[key].fullImage.width - 55) +'px';
    aFullExpand.style.top = (hs.expanders[key].fullImage.height - 55) +'px';
    aFullExpand.style.zIndex = 3;
    aFullExpand.href = 'javascript:hs.fullExpand('+ key +');';
    aFullExpand.title = hs.fullExpandTitle;
    aFullExpand.onmouseover = function () { hs.mouseIsOverFullExpand = true; }
    aFullExpand.onmouseout = function () { hs.mouseIsOverFullExpand = false; }
    
    // the image
    var imgFullExpand = document.createElement('img');
    imgFullExpand.src = hs.graphicsDir + hs.fullExpandIcon;
    imgFullExpand.style.border = '0';
    imgFullExpand.style.display = 'block';
    aFullExpand.appendChild(imgFullExpand);
    
    hs.expanders[key].wrapper.appendChild(aFullExpand);
    hs.expanders[key].fullExpand = aFullExpand;
},

fullExpand : function (key) {
    try {
        var exp = hs.expanders[key];
        
        var newLeft = parseInt(exp.wrapper.style.left) - (exp.fullExpandWidth - exp.fullImage.width) / 2;
        if (newLeft < hs.marginLeft) newLeft = hs.marginLeft;
        exp.wrapper.style.left = newLeft +'px';
		
		var borderOffset = exp.wrapper.offsetWidth - exp.fullImage.width;
        
        exp.fullImage.width = exp.fullExpandWidth;
        exp.fullImage.height = exp.fullExpandHeight;
        hs.focus(key);
        
        exp.fullExpand.className = 'highslide-display-none';
        
        hs.mouseIsOverFullExpand = false;
        
        exp.wrapper.style.width = (exp.fullImage.width + borderOffset) +'px';
        
        if (hs.outlineType) hs.repositionOutline(key, 0);
        
        hs.onEndMove(key);
    
    } catch (e) {
        window.location.href = hs.expanders[key].fullImage.src;
    }
},

showFullExpand : function (key) {
    if (hs.expanders[key] && hs.expanders[key].fullExpand) {
        hs.expanders[key].fullExpand.style.visibility = 'visible';
    }
},

hideFullExpand : function(key) {
    if (hs.expanders[key] && hs.expanders[key].fullExpand && !hs.mouseIsOverFullExpand) {
        hs.expanders[key].fullExpand.style.visibility = 'hidden';
    }
},

//--- Preload a number of images recursively
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];
    }
},

mouseMoveHandler : function(e)
{
  if (hs.isDrag)
  {
    var key = hs.dragObj.getAttribute('key');
    if (!hs.expanders[key].wrapper) return;
    var wrapper = hs.expanders[key].wrapper;
    
    var left = hs.nn6 ? tx + e.clientX - hs.dragX : tx + event.clientX - hs.dragX;
    wrapper.style.left = left +'px';
    var top = hs.nn6 ? ty + e.clientY - hs.dragY : ty + event.clientY - hs.dragY;
    wrapper.style.top  = top +'px';
    
    return false;
  }
}, 

mouseDownHandler : function(e) 
{

  var fobj       = hs.nn6 ? e.target : event.srcElement;
  var topelement = hs.nn6 ? "HTML" : "BODY";
  
  while (fobj.tagName != topelement && fobj.tagName != 'HTML' && !fobj.className.match('highslide-image'))
  {
    fobj = hs.nn6 ? fobj.parentNode : fobj.parentElement;
  }
  if (fobj.className.match('highslide-image'))
  {
    hs.isDrag = true;
    hs.dragObj = fobj;
    var tmpCursor = hs.dragObj.style.cursor;
    hs.defaultRestoreCursor = tmpCursor;
    hs.dragObj.style.cursor = 'move';
    tx = parseInt(hs.dragObj.parentNode.style.left);
    ty = parseInt(hs.dragObj.parentNode.style.top);
    
    hs.leftBeforeDrag = tx;
    hs.topBeforeDrag = ty;
    
    hs.dragX = hs.nn6 ? e.clientX : event.clientX;
    hs.dragY = hs.nn6 ? e.clientY : event.clientY;
    document.onmousemove = hs.mouseMoveHandler;
    
    if (fobj.className.match('highslide-image-blur')) {
        hs.focus(fobj.getAttribute('key'));
        hs.hasFocused = true;
    }
    return false;
  }
},

mouseUpHandler : function(e) {
    hs.isDrag = false;
    var fobj       = hs.nn6 ? e.target : event.srcElement;
    var topelement = hs.nn6 ? "HTML" : "BODY";

    while (fobj.tagName != topelement && fobj.tagName != 'HTML' && !fobj.className.match('highslide-image'))
    {
        fobj = hs.nn6 ? fobj.parentNode : fobj.parentElement;
    }
    if (fobj.className == 'highslide-image') {
        fobj.style.cursor = hs.defaultRestoreCursor;
        //if (hasDragged) hasDragged = false;
        var left = parseInt(fobj.parentNode.style.left);
        var top = parseInt(fobj.parentNode.style.top);
        if (left == hs.leftBeforeDrag && top == hs.topBeforeDrag && !hs.hasFocused) {
            hs.restoreThumb(fobj.getAttribute('key'));
        } else if (!hs.hasFocused) {
            hs.onEndMove(fobj.getAttribute('key'));
        }
        hs.hasFocused = false;
    
    } else if (fobj.className.match('highslide-image-blur')) {
        fobj.style.cursor = hs.defaultRestoreCursor;
        
    }
},
// on end move and end resize
onEndMove : function(key) {
    var exp = hs.expanders[key];
    // Selectbox bug
    var imgPos = {
        x: parseInt(exp.wrapper.style.left) - 20, 
        y: parseInt(exp.wrapper.style.top) - 20, 
        w: exp.fullImage.width + 40, 
        h: exp.fullImage.height + 40 + exp.spaceForCaption
    }        
    if (hs.ie) hs.showHideElements('SELECT', 'hidden', imgPos);
	// Iframes bug
    if (hs.hideIframes) hs.showHideElements('IFRAME', 'hidden', imgPos);        
},

preloadImages : function () {
    
    var j = 0;
    
    var aTags = document.getElementsByTagName('A');
    for (i = 0; i < aTags.length; i++) {
        a = aTags[i];
        if (a.className && (a.className.match("highslide$") || a.className.match("highslide "))) {
            if (j < this.numberOfImagesToPreload) {
                hs.preloadTheseImages[j] = a.href;
                j++;
            }
        }
    }
    
    hs.preloadFullImage(0); // starts recursive process
    
    // preload cursor
    var cur = document.createElement('img');
    cur.src = hs.graphicsDir + hs.restoreCursor;
    
    // preload outlines
    for (i = 1; i <= 8; i++) {
        var img = document.createElement('img');
        img.src = hs.graphicsDir + "outlines/"+ hs.outlineType +"/"+ i +".png";
    }
    
}
} // end hs object

// set handlers
document.onmousedown = hs.mouseDownHandler;
document.onmouseup = hs.mouseUpHandler;