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





//** Last updated: Nov 3rd- 07- Added optional fade transition effect.











////Ajax related settings





var csbustcachevar=0 //bust potential caching of external pages after initial Ajax request? (1=yes, 0=no)





var enabletransition=1 //enable fade into view transition effect? (1=yes, 0=no)





var csloadstatustext="<img src='http://www.healthfaiths.com/images/i-loading.gif' /> Requesting content..." //HTML to indicate Ajax page is being fetched





var csexternalfiles=[] //External .css or .js files to load to style the external content(s), if any. Separate multiple files with comma ie: ["cat.css", dog.js"]











////NO NEED TO EDIT BELOW////////////////////////





var enablepersist=true





var slidernodes=new Object() //Object array to store references to each content slider's DIV containers (<div class="contentdiv">)





var csloadedobjects="" //Variable to store file names of .js/.css files already loaded (if Ajax is used)











function ContentSlider(sliderid, autorun, customPaginateText, customNextText){





	var slider=document.getElementById(sliderid)





	if (typeof customPaginateText!="undefined" && customPaginateText!="") //Custom array of pagination links text defined?





		slider.paginateText=customPaginateText





	if (typeof customNextText!="undefined" && customNextText!="") //Custom HTML for "Next" link defined?





		slider.nextText=customNextText





	slidernodes[sliderid]=[] //Array to store references to this content slider's DIV containers (<div class="contentdiv">)





	ContentSlider.loadobjects(csexternalfiles) //Load external .js and .css files, if any





	var alldivs=slider.getElementsByTagName("div")





	for (var i=0; i<alldivs.length; i++){





		if (alldivs[i].className=="opacitylayer")





			slider.opacitylayer=alldivs[i]





		else if (alldivs[i].className=="contentdiv"){





			slidernodes[sliderid].push(alldivs[i]) //add this DIV reference to array





			if (typeof alldivs[i].getAttribute("rel")=="string") //If get this DIV's content via Ajax (rel attr contains path to external page)





				ContentSlider.ajaxpage(alldivs[i].getAttribute("rel"), alldivs[i])





		}





	}





	ContentSlider.buildpagination(sliderid)





	var loadfirstcontent=true





	if (enablepersist && getCookie(sliderid)!=""){ //if enablepersist is true and cookie contains corresponding value for slider





		var cookieval=getCookie(sliderid).split(":") //process cookie value ([sliderid, int_pagenumber (div content to jump to)]





		if (document.getElementById(cookieval[0])!=null && typeof slidernodes[sliderid][cookieval[1]]!="undefined"){ //check cookie value for validity





			ContentSlider.turnpage(cookieval[0], parseInt(cookieval[1])) //restore content slider's last shown DIV





			loadfirstcontent=false





		}





	}





	if (loadfirstcontent==true) //if enablepersist is false, or cookie value doesn't contain valid value for some reason (ie: user modified the structure of the HTML)





		ContentSlider.turnpage(sliderid, 0) //Display first DIV within slider





	if (typeof autorun=="number" && autorun>0) //if autorun parameter (int_miliseconds) is defined, fire auto run sequence





		window[sliderid+"timer"]=setTimeout(function(){ContentSlider.autoturnpage(sliderid, autorun)}, autorun)





}











ContentSlider.buildpagination=function(sliderid){





	var slider=document.getElementById(sliderid)





	var paginatediv=document.getElementById("paginate-"+sliderid) //reference corresponding pagination DIV for slider





	var pcontent=""





	for (var i=0; i<slidernodes[sliderid].length; i++) //For each DIV within slider, generate a pagination link





		pcontent+='<a href="#" onClick=\"ContentSlider.turnpage(\''+sliderid+'\', '+i+'); return false\">'+(slider.paginateText? slider.paginateText[i] : i+1)+'</a> '





	pcontent+='<a href="#" style="font-weight: bold;" onClick=\"ContentSlider.turnpage(\''+sliderid+'\', parseInt(this.getAttribute(\'rel\'))); return false\">'+(slider.nextText || "Next")+'</a>'





	paginatediv.innerHTML=pcontent





	paginatediv.onclick=function(){ //cancel auto run sequence (if defined) when user clicks on pagination DIV





	if (typeof window[sliderid+"timer"]!="undefined")





		clearTimeout(window[sliderid+"timer"])





	}





}











ContentSlider.turnpage=function(sliderid, thepage){





	var paginatelinks=document.getElementById("paginate-"+sliderid).getElementsByTagName("a") //gather pagination links





	for (var i=0; i<slidernodes[sliderid].length; i++){ //For each DIV within slider





		paginatelinks[i].className="" //empty corresponding pagination link's class name





		slidernodes[sliderid][i].style.display="none" //hide DIV





	}





	paginatelinks[thepage].className="selected" //for selected DIV, set corresponding pagination link's class name





	if (enabletransition){





		if (window[sliderid+"fadetimer"])





			clearTimeout(window[sliderid+"fadetimer"])





		this.setopacity(sliderid, 0.1)





	}





	slidernodes[sliderid][thepage].style.display="block" //show selected DIV





	if (enabletransition)





		this.fadeup(sliderid, thepage)





	//Set "Next" pagination link's (last link within pagination DIV) "rel" attribute to the next DIV number to show





	paginatelinks[paginatelinks.length-1].setAttribute("rel", thenextpage=(thepage<paginatelinks.length-2)? thepage+1 : 0)





	if (enablepersist)





		setCookie(sliderid, sliderid+":"+thepage)





}











ContentSlider.autoturnpage=function(sliderid, autorunperiod){





	var paginatelinks=document.getElementById("paginate-"+sliderid).getElementsByTagName("a") //Get pagination links





	var nextpagenumber=parseInt(paginatelinks[paginatelinks.length-1].getAttribute("rel")) //Get page number of next DIV to show





	ContentSlider.turnpage(sliderid, nextpagenumber) //Show that DIV





	window[sliderid+"timer"]=setTimeout(function(){ContentSlider.autoturnpage(sliderid, autorunperiod)}, autorunperiod)





}











ContentSlider.setopacity=function(sliderid, value){ //Sets the opacity of targetobject based on the passed in value setting (0 to 1 and in between)





	var targetobject=document.getElementById(sliderid).opacitylayer || null //reference slider container itself





	if (targetobject && 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 (targetobject && typeof targetobject.style.MozOpacity!="undefined") //Old Mozilla syntax





		targetobject.style.MozOpacity=value





	else if (targetobject && typeof targetobject.style.opacity!="undefined") //Standard opacity syntax





		targetobject.style.opacity=value





	targetobject.currentopacity=value





}











ContentSlider.fadeup=function(sliderid){





	var targetobject=document.getElementById(sliderid).opacitylayer || null //reference slider container itself





	if (targetobject && targetobject.currentopacity<1){





		this.setopacity(sliderid, targetobject.currentopacity+0.1)





		window[sliderid+"fadetimer"]=setTimeout(function(){ContentSlider.fadeup(sliderid)}, 100)





	}





}











function getCookie(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 ""





}











function setCookie(name, value){





	document.cookie = name+"="+value





}











////////////////Ajax Related functions //////////////////////////////////











ContentSlider.ajaxpage=function(url, thediv){





	var page_request = false





	var bustcacheparameter=""





	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





	thediv.innerHTML=csloadstatustext





	page_request.onreadystatechange=function(){





		ContentSlider.loadpage(page_request, thediv)





	}





	if (csbustcachevar) //if bust caching of external page





		bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()





	page_request.open('GET', url+bustcacheparameter, true)





	page_request.send(null)





}











ContentSlider.loadpage=function(page_request, thediv){





	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))





		thediv.innerHTML=page_request.responseText





}











ContentSlider.loadobjects=function(externalfiles){ //function to load external .js and .css files. Parameter accepts a list of external files to load (array)





	for (var i=0; i<externalfiles.length; i++){





		var file=externalfiles[i]





		var fileref=""





		if (csloadedobjects.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)





			csloadedobjects+=file+" " //Remember this object as being already added to page





		}





	}





}