/* Cookie */
function setCookie(cookieName,cookieValue,nDays) {
	var today = new Date();
	var expire = new Date();
	if (nDays==null || nDays==0) nDays=1;
	expire.setTime(today.getTime() + 3600000*24*nDays);
	document.cookie = cookieName+"="+escape(cookieValue) + ";expires="+expire.toGMTString();
}

function getCookie(name) {
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1) {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    } else {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1) {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}

function getScreenSize() {
	
	var winW = 10, winH = 10;
	
	if (parseInt(navigator.appVersion)>3) {
	 if (navigator.appName=="Netscape") {
	  winW = window.innerWidth;
	  winH = window.innerHeight;
	 }
	 if (navigator.appName.indexOf("Microsoft")!=-1) {
	  winW = document.body.offsetWidth;
	  winH = document.body.offsetHeight;
	 }
	}
	
	setCookie('screen', winW+'x'+winH, 1)
}


/* SimpleSlide v 1.1 Developed by Gravita, www.gravita.se */
var SimpleSlide = new Class({
	initialize: function(container,options) {
		this.container = container;
		this.options = options;
		if(this.options.auto == "loop" || this.options.auto == "once") {
			var automated;
			this.automated = this.slider.periodical(this.options.time,this,$(this.container));
		} else {
			this.slider($(this.container))
		}
	},
	slider: function(container) {
		var direction;
		if(this.options) direction = this.options.direction;
		else direction = "forward";
		var child;
		if(this.options.goTo) {
			var goTo = this.options.goTo.toInt();
				goTo -= 1;
		}
		var children = container.getChildren().getChildren()[0];
		children.each(function(e) {
			if(e.id == "currentChild") {
				child = e;
			}
		});
		if(goTo || goTo == 0) {
			if(container.getChildren()[0].getChildren()[goTo]) child = container.getChildren()[0].getChildren()[goTo];
			else alert("Slide "+goTo+" does not exist");
		} else {
			if(!child) {
				if(direction == "forward") {
					child = children[0].getNext();
				}
				else if(direction == "back") {
					child = container.getChildren()[0].getLast();
				}
			} else {
				if(direction == "forward") {
					var lastElement = container.getChildren()[0].getLast();
					if(lastElement == child.getNext() && this.options.auto == "once") $clear(this.automated);
					if(lastElement == child) child = children[0];
					else child = child.getNext();
				}
				else if(direction == "back") {
					var firstElement = container.getChildren()[0].getFirst();
					if(firstElement == child.getPrevious() && this.options.auto == "once") $clear(this.automated);
					if(firstElement == child) child = container.getChildren()[0].getLast();
					else child = child.getPrevious();			
				}
			
			}
		}
		if(child) {
			if(this.options.type == "scroll") this.scroll(container,children,child);
			else if(this.options.type == "fade") this.fade(container,children,child);
			else if(this.options.type == "scrollfade") this.scrollfade(container,children,child);
		}
	},
	scroll: function(container,children,child) {
		var scroll = new Fx.Scroll(container,{duration: this.options.duration, onComplete: function() {
			children.each(function(e) {
				e.id = "";
			});
			child.id = "currentChild";
		}}).toElement(child);
		
	},
	fade: function(container,children,child) {
		var fade = new Fx.Style(container,'opacity',{duration: this.options.duration, onComplete: function() {
			new Fx.Scroll(container,{duration: 1,onComplete: function() {
				children.each(function(e) {
					e.id = "";
				});
				child.id = "currentChild";
				new Fx.Style(container,'opacity').start(0.01,1);
			}}).toElement(child);
		}})
		fade.start(1,0.01);
	},
	scrollfade: function(container,children,child) {
		var durationInt = this.options.duration.toInt();
		var fade = new Fx.Style(container,'opacity',{duration: (durationInt/2)})
		fade.start(1,0.01).chain(function() {
			fade.start(0.01,1);
		});
		new Fx.Scroll(container,{duration: durationInt, onComplete: function() {
			children.each(function(e) {
				e.id = "";
			});
			child.id = "currentChild";
		}}).toElement(child);
	}
});




/* Slimbox (Extended Version 1.3.1, 2007-02-21) by Yukio Arita (http://homepage.mac.com/yukikun/software/slimbox_ex/) */

var Lightbox = {
	init: function(options){
		
		if (parseInt(document.documentElement.clientWidth) > 1100){
			var defaultIframeWidth2 = 1001;
			var defaultIframeHeight2 = 642;
		} else {
			var defaultIframeWidth2 = 850
			var defaultIframeHeight2 = 548;
		}
		
		this.options = Object.extend({
			resizeDuration: 400,
			resizeTransition: Fx.Transitions.sineInOut,
			initialWidth: 250,
			initialHeight: 250,
			animateCaption: true,
			defaultIframeWidth : defaultIframeWidth2, 
			defaultIframeHeight: defaultIframeHeight2
		}, options || {});



		// IE 6 - XML prolog problem
		if(window.ie6 && document.compatMode=="BackCompat"){
			this.options.animateCaption = false;
		}

		this.anchors = [];
		$each(document.links, function(el){
			if (el.rel && el.rel.test(/^lightbox/i)){
				el.onclick = this.click.pass(el, this);
				this.anchors.push(el);
			}
		}, this);
		this.eventKeyDown = this.keyboardListener.bindAsEventListener(this);
		this.eventPosition = this.position.bind(this);

		/*	Build float panel
			<div id="lbOverlay"></div>
			<div id="lbCenter">
				<div id="lbCanvas">
					<a id="lbPrevLink"></a>
					<a id="lbNextLink"></a>
					<!-- img or iframe element is inserted here -->
				</div>
			</div>
			<div id="lbBottomContainer">
				<div id="lbBottom">
					<a id="lbCloseLink"></a>
					<div id="lbCaption"></div>
					<div id="lbNumber"></div>
					<div style="clear:both;"></div>
				</div>
			</div>
		*/

		this.overlay = new Element('div').setProperty('id', 'lbOverlay').injectInside(document.body);

		this.center = new Element('div').setProperty('id', 'lbCenter').setStyles({width: this.options.initialWidth+'px', height: this.options.initialHeight+'px', marginLeft: '-'+(this.options.initialWidth/2)+'px', display: 'none'}).injectInside(document.body);
		this.canvas = new Element('div').setProperty('id', 'lbCanvas').injectInside(this.center);
		this.prevLink = new Element('a').setProperties({id: 'lbPrevLink', href: '#'}).setStyle('display', 'none').injectInside(this.canvas);
		this.nextLink = this.prevLink.clone().setProperty('id', 'lbNextLink').injectInside(this.canvas);
		this.prevLink.onclick = this.previous.bind(this);
		this.nextLink.onclick = this.next.bind(this);

		this.bottomContainer = new Element('div').setProperty('id', 'lbBottomContainer').setStyle('display', 'none').injectInside(document.body);
		this.bottom = new Element('div').setProperty('id', 'lbBottom').injectInside(this.bottomContainer);
		new Element('a').setProperties({id: 'lbCloseLink', href: '#'}).injectInside(this.bottom).onclick = this.overlay.onclick = this.close.bind(this);
		this.caption = new Element('div').setProperty('id', 'lbCaption').injectInside(this.bottom);
		this.number = new Element('div').setProperty('id', 'lbNumber').injectInside(this.bottom);
		new Element('div').setStyle('clear', 'both').injectInside(this.bottom);

		/* Build effects */
		var nextEffect = this.nextEffect.bind(this);
		this.fx = {
			overlay: this.overlay.effect('opacity', {duration: 400}).hide(),
			resizeCenter: this.center.effects({duration: this.options.resizeDuration, transition: this.options.resizeTransition, onComplete: nextEffect}),
			image: this.canvas.effect('opacity', {duration: 400, onComplete: nextEffect}),
			bottom: this.bottomContainer.effect('height', {duration: 200, onComplete: nextEffect})
		};


		this.preloadPrev = new Image();
		this.preloadNext = new Image();
	},

	click: function(link){
		if (link.rel.length == 8) return this.show(link.href, link.title, link.rev);

		var j, itemNumber, items = [];
		this.anchors.each(function(el){
			if (el.rel == link.rel){
				for (j = 0; j < items.length; j++) if(items[j][0] == el.href && items[j][2] == el.rev) break;
				if (j == items.length){
					items.push([el.href, el.title, el.rev]);
					if (el.href == link.href && el.rev == link.rev) itemNumber = j;
				}
			}
		}, this);
		return this.open(items, itemNumber);
	},

	show: function(url, title, rev){
		return this.open([[url, title, rev]], 0);
	},

	open: function(items, itemNumber){
		this.items = items;
		this.position();
		this.setup(true);
		var wh = (window.getHeight() == 0) ? window.getScrollHeight() : window.getHeight();
		var st = document.body.scrollTop  || document.documentElement.scrollTop;
		if (wh > 700){
			this.top = st + (wh / 15) - 10;
		} else {
			this.top = st + (wh / 15);
		}
		this.center.setStyles({top: this.top+'px', display: ''});
		this.fx.overlay.start(0.3);
		return this.changeItem(itemNumber);
	},

	position: function(){
		//IE6 - XML prolog problem.
		var ww = (window.getWidth() == 0) ? window.getScrollWidth()-22 : window.getWidth();
		var wh = (window.getHeight() == 0) ? window.getScrollHeight() : window.getHeight();
		var st = document.body.scrollTop  || document.documentElement.scrollTop;
		this.overlay.setStyles({top: st+'px', height: wh+'px', width:ww+'px'});
	},

	setup: function(open){
		var elements = $A(document.getElementsByTagName('object'));
		if (window.ie) elements.extend(document.getElementsByTagName('select'));
		elements.each(function(el){ el.style.visibility = open ? 'hidden' : ''; });
		var fn = open ? 'addEvent' : 'removeEvent';
		window[fn]('scroll', this.eventPosition)[fn]('resize', this.eventPosition);
		document[fn]('keydown', this.eventKeyDown);
		this.step = 0;
	},

	keyboardListener: function(event){
		switch (event.keyCode){
			case 27: case 88: case 67: this.close(); break;
			case 37: case 80: this.previous(); break;	
			case 39: case 78: this.next();
		}
	},

	previous: function(){
		return this.changeItem(this.activeItem-1);
	},

	next: function(){
		return this.changeItem(this.activeItem+1);
	},

	changeItem: function(itemNumber){
		if (this.step || (itemNumber < 0) || (itemNumber >= this.items.length)) return false;
		this.step = 1;
		this.activeItem = itemNumber;

		this.bottomContainer.style.display = this.prevLink.style.display = this.nextLink.style.display = 'none';
		this.fx.image.hide();
		this.center.className = 'lbLoading';

		// discard previous content by clicking
		this.removeCurrentItem();
		
		// check item type
		var url = this.items[this.activeItem][0];
		var rev = this.items[this.activeItem][2];
		
		var re_imageURL = /\.(jpe?g|png|gif|bmp)/i;
		if( url.match(re_imageURL) ) {
			this.preload = new Image();	// JavaScript native Object
			this.preload.datatype = 'image';
			this.preload.w = this.matchOrDefault(rev, new RegExp("width=(\\d+%?)", "i"), -1); //-1 if use original size.
			this.preload.h = this.matchOrDefault(rev, new RegExp("height=(\\d+%?)", "i"), -1);
			this.preload.onload = this.nextEffect.bind(this);
			this.preload.src = url;
		}else{
			this.preload = new Object ();	// JavaScript native Object
			this.preload.datatype = 'iframe';
			this.preload.w =  this.matchOrDefault(rev, new RegExp("width=(\\d+)", "i"), this.options.defaultIframeWidth);
			this.preload.h = this.matchOrDefault(rev, new RegExp("height=(\\d+)", "i"), this.options.defaultIframeHeight);
			this.preload.src = url;
			this.nextEffect(); //asynchronous loading
		}

		return false;
	},

	nextEffect: function(){
		switch (this.step++){
		case 1:
			this.center.className = '';

			// create HTML element
			if( this.preload.datatype == 'image' ) {
				var ws = (this.preload.w == -1) ? this.preload.width.toString() : this.preload.w.toString();
				var hs = (this.preload.h == -1) ? this.preload.height.toString() : this.preload.h.toString();
				this.p_width = ( q = ws.match(/(\d+)%/) ) ? q[1] * this.preload.width * 0.01 : ws;
				this.p_height = ( q = hs.match(/(\d+)%/) ) ? q[1] * this.preload.height * 0.01 : hs;
				new Element('img').setProperties({id: 'lbImage', src:this.preload.src, width:this.p_width, height:this.p_height}).injectInside(this.canvas);
				this.nextLink.style.right = '';
			}else{
				this.p_width = this.preload.w;
				this.p_height = this.preload.h;
				// Safari would not update iframe content that has static id.
				this.iframeId = "lbFrame_"+new Date().getTime();
				new Element('iframe').setProperties({id: this.iframeId, width: this.p_width, height: this.p_height, frameBorder:0, scrolling:'auto', src:this.preload.src}).injectInside(this.canvas);
				this.nextLink.style.right = '25px';
			}
			this.canvas.style.width = this.bottom.style.width = this.p_width+'px';
			this.canvas.style.height = this.prevLink.style.height = this.nextLink.style.height = this.p_height+'px';

			this.caption.setHTML(this.items[this.activeItem][1] || '');
			this.number.setHTML( (this.items.length == 1) ? '' : 'Image ' + (this.activeItem+1) + '/' + this.items.length );

			if (this.activeItem) this.preloadPrev.src = this.items[this.activeItem-1][0];
			if (this.activeItem != (this.items.length - 1)) this.preloadNext.src = this.items[this.activeItem+1][0];
			if (this.center.clientHeight != this.canvas.offsetHeight){
				var oh = (this.p_height == this.canvas.clientHeight) ? this.canvas.offsetHeight : eval(this.p_height)+18; // fix for ie
				this.fx.resizeCenter.start({height: oh});
				break;
			}

			this.step++;
		case 2:
			if (this.center.clientWidth != this.canvas.offsetWidth){
				var ow = (this.p_width == this.canvas.clientWidth) ? this.canvas.offsetWidth : eval(this.p_width)+18; // fix for ie
				this.fx.resizeCenter.start({width: ow, marginLeft: -ow/2});
				break;
			}
			this.step++;
		case 3:
//			this.bottomContainer.setStyles({top: (this.top + this.center.clientHeight)+'px', height:'0px', marginLeft: this.center.style.marginLeft, width:this.center.style.width, display: ''});
			this.bottomContainer.setStyles({top: (this.top - 27)+'px', height:'0px', marginLeft: this.center.style.marginLeft, width:this.center.style.width, display: ''});
			this.fx.image.start(1);
			break;
		case 4:
			if (this.options.animateCaption){
				// This is not smooth animation in IE 6 with XML prolog.
				// If your site is XHTML strict with XML prolog, disable this option.
				this.fx.bottom.start(0,this.bottom.offsetHeight+10);
				break;
			}
			this.bottomContainer.style.height = (this.bottom.offsetHeight+10)+'px';
		case 5:
			if (this.activeItem){
				this.prevLink.style.display = '';
			}
			if (this.activeItem != (this.items.length - 1)){
				this.nextLink.style.display = '';
			}
			this.step = 0;
		}
	},

	close: function(){
		if (this.step < 0) return;
		this.step = -1;
		this.removeCurrentItem();	// discard content
		for (var f in this.fx) this.fx[f].stop();
		this.center.style.display = this.bottomContainer.style.display = 'none';
		this.fx.overlay.chain(this.setup.pass(false, this)).start(0);
		return false;
	},

	removeCurrentItem: function(){
		if (this.preload){
			if( this.preload.datatype == 'image' ) {
				$('lbImage').remove();
				this.preload.onload = Class.empty;
			}else{
				$(this.iframeId).remove();
			}
			this.preload = null;
		}		
	},

	matchOrDefault: function(str, re, val){
		var hasQuery = str.match(re);
		return hasQuery ? hasQuery[1] : val;
	}

};



/* Dynamic Ajax Content, Dynamic Drive DHTML code library (www.dynamicdrive.com)*/
var loadedobjects=""
var rootdomain="http://"+window.location.hostname

function ajaxpage(url, containerid){
var page_request = false
if (window.XMLHttpRequest)
page_request = new XMLHttpRequest()
else if (window.ActiveXObject){
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
}

function loadobjs(){
if (!document.getElementById)
return
for (i=0; i<arguments.length; i++){
var file=arguments[i]
var fileref=""
if (loadedobjects.indexOf(file)==-1){
if (file.indexOf(".js")!=-1){
fileref=document.createElement('script')
fileref.setAttribute("type","text/javascript");
fileref.setAttribute("src", file);
}
else if (file.indexOf(".css")!=-1){
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+" "
}
}
}


// DomReady
window.addEvent('domready', function(){
	new SimpleSlide("SimpleSlide",{type: "fade", direction: "forward", auto: "loop", duration: 1500, time: 8000});
	if (!getCookie('screen')){
		getScreenSize();
	}

});

window.addEvent('domready', Lightbox.init.bind(Lightbox));