var featuredcontentslider = {

enablepersist: false, //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)
},

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"){
		if (setting.numberPages) {
			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> ';
			}
		} else {
			phtml = "&nbsp;&nbsp;";
		}
		phtml=(nextprev[0]!=''? '<div id="prev"><a href="#prev" class="prev">'+nextprev[0]+'</a></div> ' : '') + phtml + (nextprev[1]!=''? '<div id="next"><a href="#next" class="next">'+nextprev[1]+'</a></div>' : '');
		if (setting.contentdivs.length > 1) {
			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);
	if (setting.contentdivs.length > 1) {
		document.getElementById('prev').style.visibility = "visible";
		document.getElementById('next').style.visibility = "visible";
		if (setting.currentpage==1) {
			document.getElementById('prev').style.visibility = "hidden";
		} else {
			if (setting.currentpage == setting.contentdivs.length) {
				document.getElementById('next').style.visibility = "hidden";
			}
		}
	}
},

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);
}

}