/*
*	TABS

*/

var Tabs = {
	className: "tabs",
	activeClass: "active",
	
	addLoadEvent: function(event) {
		var oldLoad = window.onload;
		
		window.onload = function() {
			event();
			if (oldLoad) oldLoad();
		}
	},
	
	create: function(tabs, callbacks) {
		if (!tabs.length)
			this.createSingle(tabs, callbacks);
		else
			this.createGroup(tabs, callbacks);
	},
	
	createSingle: function(tab, callbacks) {
		if (this.Element.hasClass(tab, this.activeClass))
			this.Element.show(this.getTarget(tab));
	
		this.Element.addClickEvent(tab, function(e) {
			if (!Tabs._callback(this, callbacks, "click", e))
				return false;	// Cancel event.
			
			Tabs.Element.toggleClass(this, Tabs.activeClass);
			
			if (!Tabs._callback(this, callbacks, "show", e))
				return false;	// Callback handled visibility change.
			
			Tabs.Element.toggleVisibility(Tabs.getTarget(this));
		});
	},
	
	createGroup: function(tabs, callbacks) {
		var active;
		
		for (var i = 0; i < tabs.length; i++) {
			var tab = tabs[i];
			if (this.Element.hasClass(tab, this.activeClass)) {
				active = tab;
				this.Element.addClass(tab);
				this.Element.show(this.getTarget(tab));
			}
			else {
				this.Element.hide(this.getTarget(tab));
			}

			Tabs.Element.addClickEvent(tab, function(e) {
				if (!Tabs._callback(this, callbacks, "click", e, active))
					return false;	// Cancel event.
					
				Tabs.Element.removeClass(active, Tabs.activeClass);
				Tabs.Element.addClass(this, Tabs.activeClass);
				
				var from = active;
				active = this;
				
				if (!Tabs._callback(this, callbacks, "show", e, from))
					return false;	// Callback handled visibility change.
				
				Tabs.Element.hide(Tabs.getTarget(from));
				Tabs.Element.show(Tabs.getTarget(this));
			});
		}
		
		if (!active) {
			var tab = tabs[0];
			active = tab;
			
			this.Element.addClass(tab, this.activeClass);
			this.Element.show(this.getTarget(tab));
		}
	},
	
	_callback: function(element, callbacks, type, e, active) {
		if (callbacks && callbacks[type] && callbacks[type].call(element, e, active) === false)
			return false;
		
		return true;
	},
	
	getTarget: function(tab) {
		var match = /#(.*)$/.exec(tab.href);
		var target;
		
		if (match && (target = document.getElementById(match[1])))
			return target;
	},
	
	getElementsByClassName: function(className, tag) {
		var elements = document.getElementsByTagName(tag || "*");
		var list = new Array();
		
		for (var i = 0; i < elements.length; i++) {
			if (this.Element.hasClass(elements[i], this.className))
				list.push(elements[i]);
		}
		
		return list;
	}
};

Tabs.Element = {
	addClickEvent: function(element, callback) {
		var oldClick = element.onclick;
		
		element.onclick = function(e) {
			callback.call(this, e);
			if (oldClick) oldClick.call(this, e);	// Play nice with others.
			
			return false;
		}
	},
	
	addClass: function(element, className) {
		element.className += (element.className ? " " : "") + className;
	},
	
	removeClass: function(element, className) {
		element.className = element.className.replace(new RegExp("(^|\\s)" + className + "(\\s|$)"), "$1");
		if (element.className == " ")
			element.className = "";
	},

	hasClass: function(element, className) {
		return element.className && (new RegExp("(^|\\s)" + className + "(\\s|$)")).test(element.className);
	},
	
	toggleClass: function(element, className) {
		if (this.hasClass(element, className))
			this.removeClass(element, className);
		else
			this.addClass(element, className);
	},
	
	getStyle: function(element, property) {
		if (element.style[property]) return element.style[property];
		
		if (element.currentStyle)	// IE.
			return element.currentStyle[property];
			
		property = property.replace(/([A-Z])/g, "-$1").toLowerCase();	// Turns propertyName into property-name.
		var style = document.defaultView.getComputedStyle(element, "");
		if (style)
			return style.getPropertyValue(property);
	},
	
	show: function(element) {
		element.style.display = "";
		if (this.getStyle(element, "display") == "none")
			element.style.display = "block";
	},
	
	hide: function(element) {
		element.style.display = "none";
	},
	
	isVisible: function(element) {
		return this.getStyle(element, "display") != "none";
	},
	
	toggleVisibility: function(element) {
		if (this.isVisible(element))
			this.hide(element);
		else
			this.show(element);
	}
};

Tabs.addLoadEvent(function() {
	var elements = Tabs.getElementsByClassName(Tabs.className);
	for (var i = 0; i < elements.length; i++) {
		var element = elements[i];
			
		if (element.tagName == "A") {
			Tabs.create(element);
		}
		else {	// Group
			var tabs = element.getElementsByTagName("a");
			var group = new Array();
				
			for (var t = 0; t < tabs.length; t++) {
				if (Tabs.getTarget(tabs[t]))
					group.push(tabs[t]);	// Only group actual tab links.
			}

			if (group.length) Tabs.create(group);
		}
	}
});

//** Featured Content Slider script- (c) Dynamic Drive DHTML code library: http://www.dynamicdrive.com.

var featuredcontentslider={

//3 variables below you can customize if desired:
ajaxloadingmsg: '<div style="margin: 20px 0 0 20px"><img src="loading.gif" /> Fetching slider Contents. Please wait...</div>',
bustajaxcache: true, //bust caching of external ajax page after 1st request?
enablepersist: true, //persist to last content viewed when returning to page?

settingcaches: {}, //object to cache "setting" object of each script instance

jumpTo:function(fcsid, pagenumber){ //public function to go to a slide manually.
	this.turnpage(this.settingcaches[fcsid], pagenumber)
},

ajaxconnect:function(setting){
	var page_request = false
	if (window.ActiveXObject){ //Test for support for ActiveXObject in IE first (as XMLHttpRequest in IE7 is broken)
		try {
		page_request = new ActiveXObject("Msxml2.XMLHTTP")
		} 
		catch (e){
			try{
			page_request = new ActiveXObject("Microsoft.XMLHTTP")
			}
			catch (e){}
		}
	}
	else if (window.XMLHttpRequest) // if Mozilla, Safari etc
		page_request = new XMLHttpRequest()
	else
		return false
	var pageurl=setting.contentsource[1]
	page_request.onreadystatechange=function(){
		featuredcontentslider.ajaxpopulate(page_request, setting)
	}
	document.getElementById(setting.id).innerHTML=this.ajaxloadingmsg
	var bustcache=(!this.bustajaxcache)? "" : (pageurl.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
	page_request.open('GET', pageurl+bustcache, true)
	page_request.send(null)
},

ajaxpopulate:function(page_request, setting){
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)){
		document.getElementById(setting.id).innerHTML=page_request.responseText
		this.buildpaginate(setting)
	}
},

buildcontentdivs:function(setting){
	var alldivs=document.getElementById(setting.id).getElementsByTagName("div")
	for (var i=0; i<alldivs.length; i++){
		if (this.css(alldivs[i], "contentdiv", "check")){ //check for DIVs with class "contentdiv"
			setting.contentdivs.push(alldivs[i])
				alldivs[i].style.display="none" //collapse all content DIVs to begin with
		}
	}
},

buildpaginate:function(setting){
	this.buildcontentdivs(setting)
	var sliderdiv=document.getElementById(setting.id)
	var pdiv=document.getElementById("paginate-"+setting.id)
	var phtml=""
	var toc=setting.toc
	var nextprev=setting.nextprev
	if (typeof toc=="string" && toc!="markup" || typeof toc=="object"){
		for (var i=1; i<=setting.contentdivs.length; i++){
			phtml+='<a href="#'+i+'" class="toc">'+(typeof toc=="string"? toc.replace(/#increment/, i) : toc[i-1])+'</a> '
		}
		phtml=(nextprev[0]!=''? '<a href="#prev" class="prev">'+nextprev[0]+'</a> ' : '') + phtml + (nextprev[1]!=''? '<a href="#next" class="next">'+nextprev[1]+'</a>' : '')
		pdiv.innerHTML=phtml
	}
	var pdivlinks=pdiv.getElementsByTagName("a")
	var toclinkscount=0 //var to keep track of actual # of toc links
	for (var i=0; i<pdivlinks.length; i++){
		if (this.css(pdivlinks[i], "toc", "check")){
			if (toclinkscount>setting.contentdivs.length-1){ //if this toc link is out of range (user defined more toc links then there are contents)
				pdivlinks[i].style.display="none" //hide this toc link
				continue
			}
			pdivlinks[i].setAttribute("rel", ++toclinkscount) //store page number inside toc link
			pdivlinks[i][setting.revealtype]=function(){
				featuredcontentslider.turnpage(setting, this.getAttribute("rel"))
				return false
			}
			setting.toclinks.push(pdivlinks[i])
		}
		else if (this.css(pdivlinks[i], "prev", "check") || this.css(pdivlinks[i], "next", "check")){ //check for links with class "prev" or "next"
			pdivlinks[i].onclick=function(){
				featuredcontentslider.turnpage(setting, this.className)
				return false
			}
		}
	}
	this.turnpage(setting, setting.currentpage, true)
	if (setting.autorotate[0]){ //if auto rotate enabled
		pdiv[setting.revealtype]=function(){
			featuredcontentslider.cleartimer(setting, window["fcsautorun"+setting.id])
		}
		sliderdiv["onclick"]=function(){ //stop content slider when slides themselves are clicked on
			featuredcontentslider.cleartimer(setting, window["fcsautorun"+setting.id])
		}
		setting.autorotate[1]=setting.autorotate[1]+(1/setting.enablefade[1]*50) //add time to run fade animation (roughly) to delay between rotation
	 this.autorotate(setting)
	}
},

urlparamselect:function(fcsid){
	var result=window.location.search.match(new RegExp(fcsid+"=(\\d+)", "i")) //check for "?featuredcontentsliderid=2" in URL
	return (result==null)? null : parseInt(RegExp.$1) //returns null or index, where index (int) is the selected tab's index
},

turnpage:function(setting, thepage, autocall){
	var currentpage=setting.currentpage //current page # before change
	var totalpages=setting.contentdivs.length
	var turntopage=(/prev/i.test(thepage))? currentpage-1 : (/next/i.test(thepage))? currentpage+1 : parseInt(thepage)
	turntopage=(turntopage<1)? totalpages : (turntopage>totalpages)? 1 : turntopage //test for out of bound and adjust
	if (turntopage==setting.currentpage && typeof autocall=="undefined") //if a pagination link is clicked on repeatedly
		return
	setting.currentpage=turntopage
	setting.contentdivs[turntopage-1].style.zIndex=++setting.topzindex
	this.cleartimer(setting, window["fcsfade"+setting.id])
	setting.cacheprevpage=setting.prevpage
	if (setting.enablefade[0]==true){
		setting.curopacity=0
		this.fadeup(setting)
	}
	if (setting.enablefade[0]==false){ //if fade is disabled, fire onChange event immediately (verus after fade is complete)
		setting.contentdivs[setting.prevpage-1].style.display="none" //collapse last content div shown (it was set to "block")
		setting.onChange(setting.prevpage, setting.currentpage)
	}
	setting.contentdivs[turntopage-1].style.visibility="visible"
	setting.contentdivs[turntopage-1].style.display="block"
	if (setting.prevpage<=setting.toclinks.length) //make sure pagination link exists (may not if manually defined via "markup", and user omitted)
		this.css(setting.toclinks[setting.prevpage-1], "selected", "remove")
	if (turntopage<=setting.toclinks.length) //make sure pagination link exists (may not if manually defined via "markup", and user omitted)
		this.css(setting.toclinks[turntopage-1], "selected", "add")
	setting.prevpage=turntopage
	if (this.enablepersist)
		this.setCookie("fcspersist"+setting.id, turntopage)
},

setopacity:function(setting, value){ //Sets the opacity of targetobject based on the passed in value setting (0 to 1 and in between)
	var targetobject=setting.contentdivs[setting.currentpage-1]
	if (targetobject.filters && targetobject.filters[0]){ //IE syntax
		if (typeof targetobject.filters[0].opacity=="number") //IE6
			targetobject.filters[0].opacity=value*100
		else //IE 5.5
			targetobject.style.filter="alpha(opacity="+value*100+")"
	}
	else if (typeof targetobject.style.MozOpacity!="undefined") //Old Mozilla syntax
		targetobject.style.MozOpacity=value
	else if (typeof targetobject.style.opacity!="undefined") //Standard opacity syntax
		targetobject.style.opacity=value
	setting.curopacity=value
},

fadeup:function(setting){
	if (setting.curopacity<1){
		this.setopacity(setting, setting.curopacity+setting.enablefade[1])
		window["fcsfade"+setting.id]=setTimeout(function(){featuredcontentslider.fadeup(setting)}, 50)
	}
	else{ //when fade is complete
		if (setting.cacheprevpage!=setting.currentpage) //if previous content isn't the same as the current shown div (happens the first time the page loads/ script is run)
			setting.contentdivs[setting.cacheprevpage-1].style.display="none" //collapse last content div shown (it was set to "block")
		setting.onChange(setting.cacheprevpage, setting.currentpage)
	}
},

cleartimer:function(setting, timervar){
	if (typeof timervar!="undefined"){
		clearTimeout(timervar)
		clearInterval(timervar)
		if (setting.cacheprevpage!=setting.currentpage){ //if previous content isn't the same as the current shown div
			setting.contentdivs[setting.cacheprevpage-1].style.display="none"
		}
	}
},

css:function(el, targetclass, action){
	var needle=new RegExp("(^|\\s+)"+targetclass+"($|\\s+)", "ig")
	if (action=="check")
		return needle.test(el.className)
	else if (action=="remove")
		el.className=el.className.replace(needle, "")
	else if (action=="add")
		el.className+=" "+targetclass
},

autorotate:function(setting){
 window["fcsautorun"+setting.id]=setInterval(function(){featuredcontentslider.turnpage(setting, "next")}, setting.autorotate[1])
},

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

},


init:function(setting){
	var persistedpage=this.getCookie("fcspersist"+setting.id) || 1
	var urlselectedpage=this.urlparamselect(setting.id) //returns null or index from: mypage.htm?featuredcontentsliderid=index
	this.settingcaches[setting.id]=setting //cache "setting" object
	setting.contentdivs=[]
	setting.toclinks=[]
	setting.topzindex=0
	setting.currentpage=urlselectedpage || ((this.enablepersist)? persistedpage : 1)
	setting.prevpage=setting.currentpage
	setting.revealtype="on"+(setting.revealtype || "click")
	setting.curopacity=0
	setting.onChange=setting.onChange || function(){}
	if (setting.contentsource[0]=="inline")
		this.buildpaginate(setting)
	if (setting.contentsource[0]=="ajax")
		this.ajaxconnect(setting)
}

}