/*  Prototype JavaScript framework
 *  (c) 2005 Sam Stephenson <sam@conio.net>
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://prototype.conio.net/
/*--------------------------------------------------------------------------*/

//note: modified & stripped down version of prototype, to be used with moo.fx by mad4milk (http://moofx.mad4milk.net).

var Class = {
	create: function() {
		return function() {
			this.initialize.apply(this, arguments);
		}
	}
}

Object.extend = function(destination, source) {
	for (property in source) destination[property] = source[property];
	return destination;
}

Function.prototype.bind = function(object) {
	var __method = this;
	return function() {
		return __method.apply(object, arguments);
	}
}

Function.prototype.bindAsEventListener = function(object) {
var __method = this;
	return function(event) {
		__method.call(object, event || window.event);
	}
}

function $() {
	if (arguments.length == 1) return get$(arguments[0]);
	var elements = [];
	$c(arguments).each(function(el){
		elements.push(get$(el));
	});
	return elements;

	function get$(el){
		if (typeof el == 'string') el = document.getElementById(el);
		return el;
	}
}

if (!window.Element) var Element = new Object();

Object.extend(Element, {
	remove: function(element) {
		element = $(element);
		element.parentNode.removeChild(element);
	},

	hasClassName: function(element, className) {
		element = $(element);
		if (!element) return;
		var hasClass = false;
		element.className.split(' ').each(function(cn){
			if (cn == className) hasClass = true;
		});
		return hasClass;
	},

	addClassName: function(element, className) {
		element = $(element);
		Element.removeClassName(element, className);
		element.className += ' ' + className;
	},
  
	removeClassName: function(element, className) {
		element = $(element);
		if (!element) return;
		var newClassName = '';
		element.className.split(' ').each(function(cn, i){
			if (cn != className){
				if (i > 0) newClassName += ' ';
				newClassName += cn;
			}
		});
		element.className = newClassName;
	},

	cleanWhitespace: function(element) {
		element = $(element);
		$c(element.childNodes).each(function(node){
			if (node.nodeType == 3 && !/\S/.test(node.nodeValue)) Element.remove(node);
		});
	},

	find: function(element, what) {
		element = $(element)[what];
		while (element.nodeType != 1) element = element[what];
		return element;
	}
});

var Position = {
	cumulativeOffset: function(element) {
		var valueT = 0, valueL = 0;
		do {
			valueT += element.offsetTop  || 0;
			valueL += element.offsetLeft || 0;
			element = element.offsetParent;
		} while (element);
		return [valueL, valueT];
	}
};

document.getElementsByClassName = function(className) {
	var children = document.getElementsByTagName('*') || document.all;
	var elements = [];
	$c(children).each(function(child){
		if (Element.hasClassName(child, className)) elements.push(child);
	});  
	return elements;
}

//useful array functions
Array.prototype.iterate = function(func){
	for(var i=0;i<this.length;i++) func(this[i], i);
}
if (!Array.prototype.each) Array.prototype.each = Array.prototype.iterate;

function $c(array){
	var nArray = [];
	for (var i=0;i<array.length;i++) nArray.push(array[i]);
	return nArray;
}/*                                                                                                                                                      Copyright (c) 2006, Yahoo! Inc. All rights reserved.                                                                                                    Code licensed under the BSD License:                                                                                                                    http://developer.yahoo.net/yui/license.txt                                                                                                              version: 0.11.0                                                                                                                                         */ var YAHOO=window.YAHOO||{};YAHOO.namespace=function(ns){if(!ns||!ns.length){return null;}var _2=ns.split(".");var _3=YAHOO;for(var i=(_2[0]=="YAHOO")?1:0;i<_2.length;++i){_3[_2[i]]=_3[_2[i]]||{};_3=_3[_2[i]];}return _3;};YAHOO.log=function(_5,_6,_7){var l=YAHOO.widget.Logger;if(l&&l.log){return l.log(_5,_6,_7);}else{return false;}};YAHOO.extend=function(_9,_10){var f=function(){};f.prototype=_10.prototype;_9.prototype=new f();_9.prototype.constructor=_9;_9.superclass=_10.prototype;if(_10.prototype.constructor==Object.prototype.constructor){_10.prototype.constructor=_10;}};YAHOO.namespace("util");YAHOO.namespace("widget");YAHOO.namespace("example");/*                                                                                                                                                      Copyright (c) 2006, Yahoo! Inc. All rights reserved.                                                                                                    Code licensed under the BSD License:                                                                                                                    http://developer.yahoo.net/yui/license.txt                                                                                                              version: 0.11.0                                                                                                                                         */ YAHOO.util.CustomEvent=function(_1,_2,_3){this.type=_1;this.scope=_2||window;this.silent=_3;this.subscribers=[];if(YAHOO.util.Event){YAHOO.util.Event.regCE(this);}if(!this.silent){}};YAHOO.util.CustomEvent.prototype={subscribe:function(fn,_5,_6){this.subscribers.push(new YAHOO.util.Subscriber(fn,_5,_6));},unsubscribe:function(fn,_7){var _8=false;for(var i=0,len=this.subscribers.length;i<len;++i){var s=this.subscribers[i];if(s&&s.contains(fn,_7)){this._delete(i);_8=true;}}return _8;},fire:function(){var len=this.subscribers.length;var _12=[];for(var i=0;i<arguments.length;++i){_12.push(arguments[i]);}if(!this.silent){}for(i=0;i<len;++i){var s=this.subscribers[i];if(s){if(!this.silent){}var _13=(s.override)?s.obj:this.scope;s.fn.call(_13,this.type,_12,s.obj);}}},unsubscribeAll:function(){for(var i=0,len=this.subscribers.length;i<len;++i){this._delete(i);}},_delete:function(_14){var s=this.subscribers[_14];if(s){delete s.fn;delete s.obj;}delete this.subscribers[_14];},toString:function(){return "CustomEvent: "+"'"+this.type+"', "+"scope: "+this.scope;}};YAHOO.util.Subscriber=function(fn,obj,_16){this.fn=fn;this.obj=obj||null;this.override=(_16);};YAHOO.util.Subscriber.prototype.contains=function(fn,obj){return (this.fn==fn&&this.obj==obj);};YAHOO.util.Subscriber.prototype.toString=function(){return "Subscriber { obj: "+(this.obj||"")+", override: "+(this.override||"no")+" }";};if(!YAHOO.util.Event){YAHOO.util.Event=function(){var _17=false;var _18=[];var _19=[];var _20=[];var _21=[];var _22=[];var _23=[];var _24=0;var _25=[];var _26=[];var _27=0;return {POLL_RETRYS:200,POLL_INTERVAL:50,EL:0,TYPE:1,FN:2,WFN:3,SCOPE:3,ADJ_SCOPE:4,isSafari:(/Safari|Konqueror|KHTML/gi).test(navigator.userAgent),isIE:(!this.isSafari&&!navigator.userAgent.match(/opera/gi)&&navigator.userAgent.match(/msie/gi)),addDelayedListener:function(el,_29,fn,_30,_31){_19[_19.length]=[el,_29,fn,_30,_31];if(_17){_24=this.POLL_RETRYS;this.startTimeout(0);}},startTimeout:function(_32){var i=(_32||_32===0)?_32:this.POLL_INTERVAL;var _33=this;var _34=function(){_33._tryPreloadAttach();};this.timeout=setTimeout(_34,i);},onAvailable:function(_35,_36,_37,_38){_25.push({id:_35,fn:_36,obj:_37,override:_38});_24=this.POLL_RETRYS;this.startTimeout(0);},addListener:function(el,_39,fn,_40,_41){if(!fn||!fn.call){return false;}if(this._isValidCollection(el)){var ok=true;for(var i=0,len=el.length;i<len;++i){ok=(this.on(el[i],_39,fn,_40,_41)&&ok);}return ok;}else{if(typeof el=="string"){var oEl=this.getEl(el);if(_17&&oEl){el=oEl;}else{this.addDelayedListener(el,_39,fn,_40,_41);return true;}}}if(!el){return false;}if("unload"==_39&&_40!==this){_20[_20.length]=[el,_39,fn,_40,_41];return true;}var _44=(_41)?_40:el;var _45=function(e){return fn.call(_44,YAHOO.util.Event.getEvent(e),_40);};var li=[el,_39,fn,_45,_44];var _48=_18.length;_18[_48]=li;if(this.useLegacyEvent(el,_39)){var _49=this.getLegacyIndex(el,_39);if(_49==-1){_49=_22.length;_26[el.id+_39]=_49;_22[_49]=[el,_39,el["on"+_39]];_23[_49]=[];el["on"+_39]=function(e){YAHOO.util.Event.fireLegacyEvent(YAHOO.util.Event.getEvent(e),_49);};}_23[_49].push(_48);}else{if(el.addEventListener){el.addEventListener(_39,_45,false);}else{if(el.attachEvent){el.attachEvent("on"+_39,_45);}}}return true;},fireLegacyEvent:function(e,_50){var ok=true;var le=_23[_50];for(var i=0,len=le.length;i<len;++i){var _52=le[i];if(_52){var li=_18[_52];if(li&&li[this.WFN]){var _53=li[this.ADJ_SCOPE];var ret=li[this.WFN].call(_53,e);ok=(ok&&ret);}else{delete le[i];}}}return ok;},getLegacyIndex:function(el,_55){var key=this.generateId(el)+_55;if(typeof _26[key]=="undefined"){return -1;}else{return _26[key];}},useLegacyEvent:function(el,_57){if(!el.addEventListener&&!el.attachEvent){return true;}else{if(this.isSafari){if("click"==_57||"dblclick"==_57){return true;}}}return false;},removeListener:function(el,_58,fn,_59){if(!fn||!fn.call){return false;}if(typeof el=="string"){el=this.getEl(el);}else{if(this._isValidCollection(el)){var ok=true;for(var i=0,len=el.length;i<len;++i){ok=(this.removeListener(el[i],_58,fn)&&ok);}return ok;}}if("unload"==_58){for(i=0,len=_20.length;i<len;i++){var li=_20[i];if(li&&li[0]==el&&li[1]==_58&&li[2]==fn){delete _20[i];return true;}}return false;}var _60=null;if("undefined"==typeof _59){_59=this._getCacheIndex(el,_58,fn);}if(_59>=0){_60=_18[_59];}if(!el||!_60){return false;}if(el.removeEventListener){el.removeEventListener(_58,_60[this.WFN],false);}else{if(el.detachEvent){el.detachEvent("on"+_58,_60[this.WFN]);}}delete _18[_59][this.WFN];delete _18[_59][this.FN];delete _18[_59];return true;},getTarget:function(ev,_62){var t=ev.target||ev.srcElement;return this.resolveTextNode(t);},resolveTextNode:function(_64){if(_64&&_64.nodeName&&"#TEXT"==_64.nodeName.toUpperCase()){return _64.parentNode;}else{return _64;}},getPageX:function(ev){var x=ev.pageX;if(!x&&0!==x){x=ev.clientX||0;if(this.isIE){x+=this._getScrollLeft();}}return x;},getPageY:function(ev){var y=ev.pageY;if(!y&&0!==y){y=ev.clientY||0;if(this.isIE){y+=this._getScrollTop();}}return y;},getXY:function(ev){return [this.getPageX(ev),this.getPageY(ev)];},getRelatedTarget:function(ev){var t=ev.relatedTarget;if(!t){if(ev.type=="mouseout"){t=ev.toElement;}else{if(ev.type=="mouseover"){t=ev.fromElement;}}}return this.resolveTextNode(t);},getTime:function(ev){if(!ev.time){var t=new Date().getTime();try{ev.time=t;}catch(e){return t;}}return ev.time;},stopEvent:function(ev){this.stopPropagation(ev);this.preventDefault(ev);},stopPropagation:function(ev){if(ev.stopPropagation){ev.stopPropagation();}else{ev.cancelBubble=true;}},preventDefault:function(ev){if(ev.preventDefault){ev.preventDefault();}else{ev.returnValue=false;}},getEvent:function(e){var ev=e||window.event;if(!ev){var c=this.getEvent.caller;while(c){ev=c.arguments[0];if(ev&&Event==ev.constructor){break;}c=c.caller;}}return ev;},getCharCode:function(ev){return ev.charCode||((ev.type=="keypress")?ev.keyCode:0);},_getCacheIndex:function(el,_68,fn){for(var i=0,len=_18.length;i<len;++i){var li=_18[i];if(li&&li[this.FN]==fn&&li[this.EL]==el&&li[this.TYPE]==_68){return i;}}return -1;},generateId:function(el){var id=el.id;if(!id){id="yuievtautoid-"+_27;++_27;el.id=id;}return id;},_isValidCollection:function(o){return (o&&o.length&&typeof o!="string"&&!o.tagName&&!o.alert&&typeof o[0]!="undefined");},elCache:{},getEl:function(id){return document.getElementById(id);},clearCache:function(){},regCE:function(ce){_21.push(ce);},_load:function(e){_17=true;},_tryPreloadAttach:function(){if(this.locked){return false;}this.locked=true;var _72=!_17;if(!_72){_72=(_24>0);}var _73=[];for(var i=0,len=_19.length;i<len;++i){var d=_19[i];if(d){var el=this.getEl(d[this.EL]);if(el){this.on(el,d[this.TYPE],d[this.FN],d[this.SCOPE],d[this.ADJ_SCOPE]);delete _19[i];}else{_73.push(d);}}}_19=_73;var _75=[];for(i=0,len=_25.length;i<len;++i){var _76=_25[i];if(_76){el=this.getEl(_76.id);if(el){var _77=(_76.override)?_76.obj:el;_76.fn.call(_77,_76.obj);delete _25[i];}else{_75.push(_76);}}}_24=(_73.length===0&&_75.length===0)?0:_24-1;if(_72){this.startTimeout();}this.locked=false;return true;},purgeElement:function(el,_78,_79){var _80=this.getListeners(el,_79);if(_80){for(var i=0,len=_80.length;i<len;++i){var l=_80[i];this.removeListener(el,l.type,l.fn,l.index);}}if(_78&&el&&el.childNodes){for(i=0,len=el.childNodes.length;i<len;++i){this.purgeElement(el.childNodes[i],_78,_79);}}},getListeners:function(el,_82){var _83=[];if(_18&&_18.length>0){for(var i=0,len=_18.length;i<len;++i){var l=_18[i];if(l&&l[this.EL]===el&&(!_82||_82===l[this.TYPE])){_83.push({type:l[this.TYPE],fn:l[this.FN],obj:l[this.SCOPE],adjust:l[this.ADJ_SCOPE],index:i});}}}return (_83.length)?_83:null;},_unload:function(e,me){for(var i=0,len=_20.length;i<len;++i){var l=_20[i];if(l){var _85=(l[this.ADJ_SCOPE])?l[this.SCOPE]:window;l[this.FN].call(_85,this.getEvent(e),l[this.SCOPE]);}}if(_18&&_18.length>0){for(i=0,len=_18.length;i<len;++i){l=_18[i];if(l){this.removeListener(l[this.EL],l[this.TYPE],l[this.FN],i);}}this.clearCache();}for(i=0,len=_21.length;i<len;++i){_21[i].unsubscribeAll();delete _21[i];}for(i=0,len=_22.length;i<len;++i){delete _22[i][0];delete _22[i];}},_getScrollLeft:function(){return this._getScroll()[1];},_getScrollTop:function(){return this._getScroll()[0];},_getScroll:function(){var dd=document.documentElement;db=document.body;if(dd&&dd.scrollTop){return [dd.scrollTop,dd.scrollLeft];}else{if(db){return [db.scrollTop,db.scrollLeft];}else{return [0,0];}}}};}();YAHOO.util.Event.on=YAHOO.util.Event.addListener;if(document&&document.body){YAHOO.util.Event._load();}else{YAHOO.util.Event.on(window,"load",YAHOO.util.Event._load,YAHOO.util.Event,true);}YAHOO.util.Event.on(window,"unload",YAHOO.util.Event._unload,YAHOO.util.Event,true);YAHOO.util.Event._tryPreloadAttach();}function setOpacity(obj, level)
{ obj.style.opacity = level/100; obj.style.filter = 'alpha(opacity='+level+')';}
function Slideshow(images, startimage, width, height)
{ this.startimage = startimage; this.hold_interval = 5000; this.fade_interval = 250; this.stepsize = 5; this.numsteps = 100 / this.stepsize; this.steplength = this.fade_interval / this.numsteps; this.container = document.getElementById('slideshow'); this.images = new Array(); for (var i=0; i<images.length;i++)
{ this.images[i] = new Image(width,height); this.images[i].src = images[i];}
var staticimg = document.getElementById('static_image'); this.container.removeChild(staticimg); this.layer1 = document.createElement('div'); this.layer1.className = 'slideshow_frame'; this.layer1.style.width = width; this.layer1.style.height = height; this.layer1.style.top = 0; this.layer1.style.left = 0; this.container.appendChild(this.layer1); this.layer2 = document.createElement('div'); this.layer2.className = 'slideshow_frame'; this.layer2.style.width = width; this.layer2.style.height = height; this.layer2.style.top = 0; this.layer2.style.left = 0; this.container.appendChild(this.layer2); this.toplayer = this.layer2; this.bottomlayer = this.layer1; img = document.createElement('img'); this.toplayer.appendChild(img); img = document.createElement('img'); this.bottomlayer.appendChild(img);}
Slideshow.prototype.start = function()
{ var me = this; this.current_image_index = 0; this.toplayer.firstChild.src = this.startimage.src; this.bottomlayer.firstChild.src = this.images[0].src; setOpacity(this.toplayer,100); setOpacity(this.bottomlayer,0); this.curstep = 0; setTimeout(function() { me.switchImage();},this.hold_interval);}
Slideshow.prototype.switchImage = function()
{ var me = this; if (this.curstep == this.numsteps)
{ var tmpdiv = this.toplayer; this.toplayer = this.bottomlayer; this.bottomlayer = tmpdiv; setOpacity(this.bottomlayer, 0); setOpacity(this.toplayer, 100); this.bottomlayer.firstChild.src = this.getNextImage(); this.curstep = 0; setTimeout(function() { me.switchImage();},this.hold_interval);}
else
{ setOpacity(this.toplayer, 100-(this.curstep*this.stepsize)); setOpacity(this.bottomlayer, (this.curstep*this.stepsize)); this.curstep += 1; setTimeout(function() { me.switchImage();},this.steplength);}
}
Slideshow.prototype.getNextImage = function ()
{ this.current_image_index += 1; return this.images[(this.current_image_index)%(this.images.length)].src;}
var currentIter = 0; var lastIter = 0; var maxIter = 0; var slideShowElement = ""; var slideShowData = new Array(); var slideShowInit = 0; var slideShowDelay = 9000; var articleLink = ""; function initSlideShow(element, data) { slideShowElement = element; slideShowData = data; element.style.display="block"; articleLink = document.createElement('div'); articleLink.className = 'global'; element.appendChild(articleLink); maxIter = data.length; for(i=0;i<data.length;i++)
{ var currentImg = document.createElement('img'); currentImg.setAttribute('id','slideElement' + parseInt(i)); currentImg.style.position="absolute"; currentImg.style.left="0px"; currentImg.style.top="0px"; currentImg.style.margin="0px"; currentImg.style.border="0px"; currentImg.src=data[i][0]; articleLink.appendChild(currentImg); currentImg.currentOpacity = new fx.Opacity(currentImg, {duration: 400}); currentImg.currentOpacity.setOpacity(0);}
currentImg.currentOpacity = new fx.Opacity(currentImg, {duration: 400}); currentImg.currentOpacity.setOpacity(0); var slideInfoZone = document.createElement('div'); slideInfoZone.setAttribute('id','slideInfoZone'); slideInfoZone.combo = new fx.Combo(slideInfoZone); slideInfoZone.combo.o.setOpacity(0); articleLink.appendChild(slideInfoZone); doSlideShow(1);}
function nextSlideShow() { lastIter = currentIter; currentIter++; if (currentIter >= maxIter)
{ currentIter = 0; lastIter = maxIter - 1;}
slideShowInit = 0; doSlideShow();}
function gotoSlide(slideNb){ 
	var vrimg = $('myVr'); 
	var videoimg = $('myVideo'); 
	if (vrimg != null){ 
		this.container = $('thumb'); 
		this.container.removeChild(vrimg); 
		this.layer1 = document.createElement('div'); 
		this.layer1.id = "mySlideshow"; 
		this.container.appendChild(this.layer1); 
		startSlideshow();
	}
	if (videoimg != null){ 
		this.container = $('thumb'); 
		this.container.removeChild(videoimg); 
		this.layer1 = document.createElement('div'); 
		this.layer1.id = "mySlideshow"; 
		this.container.appendChild(this.layer1); 
		startSlideshow();}
hideInfoSlideShow(); lastIter = currentIter; clearTimeout(timerShowInfoSlideShow); clearTimeout(timerHideInfoSlideShow); clearTimeout(timerNextSlideShow); currentIter = slideNb; slideShowInit = 0; doSlideShow(2);}
function doSlideShow(position) { if (slideShowInit == 1)
{ timerNextSlideShow = setTimeout(nextSlideShow,1);} else { if (position == 1){ if (currentIter != 0) { $('slideElement' + parseInt(currentIter)).currentOpacity.options.onComplete = function() { $('slideElement' + parseInt(lastIter)).currentOpacity.setOpacity(0);}
$('slideElement' + parseInt(currentIter)).currentOpacity.custom(0, 1);} else { $('slideElement' + parseInt(currentIter)).currentOpacity.setOpacity(1);}
}else{ if (currentIter != maxIter - 1) { $('slideElement' + parseInt(currentIter)).currentOpacity.setOpacity(1); $('slideElement' + parseInt(lastIter)).currentOpacity.custom(1, 0);} else { $('slideElement' + parseInt(currentIter)).currentOpacity.options.onComplete = function() { $('slideElement' + parseInt(lastIter)).currentOpacity.setOpacity(0);}
$('slideElement' + parseInt(currentIter)).currentOpacity.custom(0, 1);}
}
timerShowInfoSlideShow = setTimeout(showInfoSlideShow,1000); timerHideInfoSlideShow = setTimeout(hideInfoSlideShow,slideShowDelay-1000); timerNextSlideShow = setTimeout(nextSlideShow,slideShowDelay);}
}
function showInfoSlideShow() { articleLink.removeChild($('slideInfoZone')); var slideInfoZone = document.createElement('div'); slideInfoZone.setAttribute('id','slideInfoZone'); slideInfoZone.combo = new fx.Combo(slideInfoZone); slideInfoZone.combo.o.setOpacity(0); var slideInfoZoneTitle = document.createElement('h2'); slideInfoZoneTitle.innerHTML = slideShowData[currentIter][2]
slideInfoZone.appendChild(slideInfoZoneTitle); var slideInfoZoneDescription = document.createElement('p'); slideInfoZoneDescription.innerHTML = slideShowData[currentIter][3]
slideInfoZone.appendChild(slideInfoZoneDescription); articleLink.appendChild(slideInfoZone); articleLink.href = slideShowData[currentIter][1]; slideInfoZone.combo.o.custom(0, 0.7); slideInfoZone.combo.h.custom(0, slideInfoZone.combo.h.el.offsetHeight);}
function hideInfoSlideShow() { $('slideInfoZone').combo.o.custom(0.7, 0);}
var fx = new Object();
//base
fx.Base = function(){};
fx.Base.prototype = {
	setOptions: function(options) {
	this.options = {
		duration: 500,
		onComplete: '',
		transition: fx.sinoidal
	}
	Object.extend(this.options, options || {});
	},

	step: function() {
		var time  = (new Date).getTime();
		if (time >= this.options.duration+this.startTime) {
			this.now = this.to;
			clearInterval (this.timer);
			this.timer = null;
			if (this.options.onComplete) setTimeout(this.options.onComplete.bind(this), 10);
		}
		else {
			var Tpos = (time - this.startTime) / (this.options.duration);
			this.now = this.options.transition(Tpos) * (this.to-this.from) + this.from;
		}
		this.increase();
	},

	custom: function(from, to) {
		if (this.timer != null) return;
		this.from = from;
		this.to = to;
		this.startTime = (new Date).getTime();
		this.timer = setInterval (this.step.bind(this), 13);
	},

	hide: function() {
		this.now = 0;
		this.increase();
	},

	clearTimer: function() {
		clearInterval(this.timer);
		this.timer = null;
	}
}

//stretchers
fx.Layout = Class.create();
fx.Layout.prototype = Object.extend(new fx.Base(), {
	initialize: function(el, options) {
		this.el = $(el);
		this.el.style.overflow = "hidden";
		this.iniWidth = this.el.offsetWidth;
		this.iniHeight = this.el.offsetHeight;
		this.setOptions(options);
	}
});

fx.Height = Class.create();
Object.extend(Object.extend(fx.Height.prototype, fx.Layout.prototype), {	
	increase: function() {
		this.el.style.height = this.now + "px";
	},

	toggle: function() {
		if (this.el.offsetHeight > 0) this.custom(this.el.offsetHeight, 0);
		else this.custom(0, this.el.scrollHeight);
	}
});

fx.Width = Class.create();
Object.extend(Object.extend(fx.Width.prototype, fx.Layout.prototype), {	
	increase: function() {
		this.el.style.width = this.now + "px";
	},

	toggle: function(){
		if (this.el.offsetWidth > 0) this.custom(this.el.offsetWidth, 0);
		else this.custom(0, this.iniWidth);
	}
});

//fader
fx.Opacity = Class.create();
fx.Opacity.prototype = Object.extend(new fx.Base(), {
	initialize: function(el, options) {
		this.el = $(el);
		this.now = 1;
		this.increase();
		this.setOptions(options);
	},

	increase: function() {
		if (this.now == 1 && (/Firefox/.test(navigator.userAgent))) this.now = 0.9999;
		this.setOpacity(this.now);
	},
	
	setOpacity: function(opacity) {
		if (opacity == 0 && this.el.style.visibility != "hidden") this.el.style.visibility = "hidden";
		else if (this.el.style.visibility != "visible") this.el.style.visibility = "visible";
		if (window.ActiveXObject) this.el.style.filter = "alpha(opacity=" + opacity*100 + ")";
		this.el.style.opacity = opacity;
	},

	toggle: function() {
		if (this.now > 0) this.custom(1, 0);
		else this.custom(0, 1);
	}
});

//transitions
fx.sinoidal = function(pos){
	return ((-Math.cos(pos*Math.PI)/2) + 0.5);
	//this transition is from script.aculo.us
}
fx.linear = function(pos){
	return pos;
}
fx.cubic = function(pos){
	return Math.pow(pos, 3);
}
fx.circ = function(pos){
	return Math.sqrt(pos);
}
	fx.Scaleheader = Class.create();
		fx.Scaleheader.prototype = Object.extend(new fx.Base(), {
			initialize: function(el, options) {
				this.el = $(el);
				this.setOptions(options);
				this.now = 30;
			},
			increase: function() {
				this.el.style.height = this.now + "px";
			},
			sizeup: function(){
				this.clearTimer();
				this.custom(this.now, this.el.scrollHeight)
			},
			sizedown: function(howMuch){
				this.clearTimer();
				this.custom(this.now, howMuch)
			}
		});
var ScrollLinks = {
    currentHash: false,
    start: function(){
        this.scroll = new fx.Scroll({duration: 800, onComplete: function(){ScrollLinks.end();}});
        this.allinks = document.getElementsByTagName('a');
        for (i=0; i<this.allinks.length; i++){
            var lnk = this.allinks[i];
            if ((lnk.href && lnk.href.indexOf('#') != -1) && ( (lnk.pathname == location.pathname) || ('/'+lnk.pathname == location.pathname) ) && (lnk.search == location.search)) {
                lnk.onclick = function(){
                    ScrollLinks.scroll.clearTimer();
                    this.initialHref = this.href;
                    this.initialHash = this.hash;
                    this.href = "javascript:void(0)";
                    setTimeout(function(){this.href = this.initialHref;}.bind(this), 200);
                    ScrollLinks.click(this);
                }
            }
        }
    },

    click: function(link){
        this.currentHash = link.initialHash.substr(1);
        if (this.currentHash) {
            for (j=0; j<this.allinks.length; j++){
                if (this.allinks[j].id == this.currentHash){
                    if (!window.opera) this.scroll.scrollTo(this.allinks[j]);
                    else this.scroll.scrollTo(this.allinks[j].parentNode);
                    break;
                }
            }
        }
    },

    end: function(){
        window.location.href = "#"+this.currentHash;
        this.currentHash = false;
    }
}
//smooth scroll
fx.Scroll = Class.create();
fx.Scroll.prototype = Object.extend(new fx.Base(), {
	initialize: function(options) {
		this.setOptions(options);
	},

	scrollTo: function(el){
		var dest = Position.cumulativeOffset($(el))[1];
		var client = window.innerHeight || document.documentElement.clientHeight;
		var full = document.documentElement.scrollHeight;
		var top = window.pageYOffset || document.body.scrollTop || document.documentElement.scrollTop;
		if (dest+client > full) this.custom(top, dest - client + (full-dest));
		else this.custom(top, dest);
	},

	increase: function(){
		window.scrollTo(0, this.now);
	}
});

//text size modify, now works with pixels too.
fx.Text = Class.create();
fx.Text.prototype = Object.extend(new fx.Base(), {
	initialize: function(el, options) {
		this.el = $(el);
		this.setOptions(options);
		if (!this.options.unit) this.options.unit = "em";
	},

	increase: function() {
		this.el.style.fontSize = this.now + this.options.unit;
	}
});

//composition effect: widht/height/opacity
fx.Combo = Class.create();
fx.Combo.prototype = {
	setOptions: function(options) {
		this.options = {
			opacity: true,
			height: true,
			width: false
		}
		Object.extend(this.options, options || {});
	},

	initialize: function(el, options) {
		this.el = $(el);
		this.setOptions(options);
		if (this.options.opacity) {
			this.o = new fx.Opacity(el, options);
			this.o.options.onComplete = null;
		}
		if (this.options.height) {
			this.h = new fx.Height(el, options);
			this.h.options.onComplete = null;
		}
		if (this.options.width) this.w = new fx.Width(el, options);
	},
	
	toggle: function() { this.checkExec('toggle'); },

	hide: function(){ this.checkExec('hide'); },
	
	clearTimer: function(){ this.checkExec('clearTimer'); },
	
	checkExec: function(func){
		if (this.o) this.o[func]();
		if (this.h) this.h[func]();
		if (this.w) this.w[func]();
	},
	
	//only if width+height
	resizeTo: function(hto, wto) {
		if (this.h && this.w) {
			this.h.custom(this.el.offsetHeight, this.el.offsetHeight + hto);
			this.w.custom(this.el.offsetWidth, this.el.offsetWidth + wto);
		}
	},

	customSize: function(hto, wto) {
		if (this.h && this.w) {
			this.h.custom(this.el.offsetHeight, hto);
			this.w.custom(this.el.offsetWidth, wto);
		}
	}
}

fx.Accordion = Class.create();
fx.Accordion.prototype = {
	setOptions: function(options) {
		this.options = {
			delay: 100,
			opacity: false
		}
		Object.extend(this.options, options || {});
	},

	initialize: function(togglers, elements, options) {
		this.elements = elements;
		this.setOptions(options);
		var options = options || '';
		this.fxa = [];
		if (options && options.onComplete) options.onFinish = options.onComplete;
		elements.each(function(el, i){
			options.onComplete = function(){
				if (el.offsetHeight > 0) el.style.height = '1%';
				if (options.onFinish) options.onFinish(el);
			}
			this.fxa[i] = new fx.Combo(el, options);
			this.fxa[i].hide();
		}.bind(this));

		togglers.each(function(tog, i){
			if (typeof tog.onclick == 'function') var exClick = tog.onclick;
			tog.onclick = function(){
				if (exClick) exClick();
				this.showThisHideOpen(elements[i]);
			}.bind(this);
		}.bind(this));
	},

	showThisHideOpen: function(toShow){
		this.elements.each(function(el, j){
			if (el.offsetHeight > 0 && el != toShow) this.clearAndToggle(el, j);
			if (el == toShow && toShow.offsetHeight == 0) setTimeout(function(){this.clearAndToggle(toShow, j);}.bind(this), this.options.delay);
		}.bind(this));
	},

	clearAndToggle: function(el, i){
		this.fxa[i].clearTimer();
		this.fxa[i].toggle();
	}
}

var Remember = new Object();
Remember = function(){};
Remember.prototype = {
	initialize: function(el, options){
		this.el = $(el);
		this.days = 365;
		this.options = options;
		this.effect();
		var cookie = this.readCookie();
		if (cookie) {
			this.fx.now = cookie;
			this.fx.increase();
		}
	},

	//cookie functions based on code by Peter-Paul Koch
	setCookie: function(value) {
		var date = new Date();
		date.setTime(date.getTime()+(this.days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
		document.cookie = this.el+this.el.id+this.prefix+"="+value+expires+"; path=/";
	},

	readCookie: function() {
		var nameEQ = this.el+this.el.id+this.prefix + "=";
		var ca = document.cookie.split(';');
		for(var i=0;c=ca[i];i++) {
			while (c.charAt(0)==' ') c = c.substring(1,c.length);
			if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
		}
		return false;
	},

	custom: function(from, to){
		if (this.fx.now != to) {
			this.setCookie(to);
			this.fx.custom(from, to);
		}
	}
}

fx.RememberHeight = Class.create();
fx.RememberHeight.prototype = Object.extend(new Remember(), {
	effect: function(){
		this.fx = new fx.Height(this.el, this.options);
		this.prefix = 'height';
	},
	
	toggle: function(){
		if (this.el.offsetHeight == 0) this.setCookie(this.el.scrollHeight);
		else this.setCookie(0);
		this.fx.toggle();
	},
	
	resize: function(to){
		this.setCookie(this.el.offsetHeight+to);
		this.fx.custom(this.el.offsetHeight,this.el.offsetHeight+to);
	},

	hide: function(){
		if (!this.readCookie()) {
			this.fx.hide();
		}
	}
});

fx.RememberText = Class.create();
fx.RememberText.prototype = Object.extend(new Remember(), {
	effect: function(){
		this.fx = new fx.Text(this.el, this.options);
		this.prefix = 'text';
	}
});

//useful for-replacement
Array.prototype.iterate = function(func){
	for(var i=0;i<this.length;i++) func(this[i], i);
}
if (!Array.prototype.each) Array.prototype.each = Array.prototype.iterate;

//Easing Equations (c) 2003 Robert Penner, all rights reserved.
//This work is subject to the terms in http://www.robertpenner.com/easing_terms_of_use.html.

//expo
fx.expoIn = function(pos){
	return Math.pow(2, 10 * (pos - 1));
}
fx.expoOut = function(pos){
	return (-Math.pow(2, -10 * pos) + 1);
}

//quad
fx.quadIn = function(pos){
	return Math.pow(pos, 2);
}
fx.quadOut = function(pos){
	return -(pos)*(pos-2);
}

//circ
fx.circOut = function(pos){
	return Math.sqrt(1 - Math.pow(pos-1,2));
}
fx.circIn = function(pos){
	return -(Math.sqrt(1 - Math.pow(pos, 2)) - 1);
}

//back
fx.backIn = function(pos){
	return (pos)*pos*((2.7)*pos - 1.7);
}
fx.backOut = function(pos){
	return ((pos-1)*(pos-1)*((2.7)*(pos-1) + 1.7) + 1);
}

//sine
fx.sineOut = function(pos){
	return Math.sin(pos * (Math.PI/2));
}
fx.sineIn = function(pos){
	return -Math.cos(pos * (Math.PI/2)) + 1;
}
fx.sineInOut = function(pos){
	return -(Math.cos(Math.PI*pos) - 1)/2;
}
// JavaScript Document
var ScrollLinks = {
	currentHash: false,
	start: function(){
		this.scroll = new fx.Scroll({duration: 1500, transition: fx.sineOut, onComplete: function(){this.end();}.bind(this)});
		this.allinks = $c(document.getElementsByTagName('a'));
		this.allinks.each(function(lnk){
			if ((lnk.href && lnk.href.indexOf('#') != -1) && ( (lnk.pathname == location.pathname) 
				|| ('/'+lnk.pathname == location.pathname) ) && (lnk.search == location.search)) {
				lnk.onclick = function(){
					ScrollLinks.scroll.clearTimer();
					this.initialHref = this.href;
					this.initialHash = this.hash;
					this.href = "javascript:void(0)";
					setTimeout(function(){this.href = this.initialHref;}.bind(this), 200);
					ScrollLinks.go(this);
				}
			}
		});
	},

	go: function(link){
		this.currentHash = link.initialHash.slice(1);
		if (this.currentHash) {
			this.allinks.each(function(lnk){
				if (lnk.id == ScrollLinks.currentHash){
					if (window.opera) lnk =  [lnk].find('parentNode');
					ScrollLinks.scroll.scrollTo(lnk);
					return;
				}
			});
		}
	},

	end: function(){
		if (!/Konqueror|Safari|KHTML/.test(navigator.userAgent)) window.location.hash = "#"+this.currentHash;
		this.currentHash = false;
	}
}