//Ajax Pagination Script- Author: Dynamic Drive (http://www.dynamicdrive.com)
//Created Sept 14th, 07'
//Last Updated Oct 31st, 07'- Fixed bug when book only contains 1 page

var ajaxpageclass=new Object()
//1) HTML to show while requested page is being fetched:
ajaxpageclass.loadstatustext="<img src='images/loading.gif' align='absmiddle' /> Loading..."

//2) Bust cache when fetching pages?
ajaxpageclass.ajaxbustcache=false

function LoadPage(pageurl, divId){
	var page_request = false
	var bustcacheparameter=""
	if (window.XMLHttpRequest) // if Mozilla, IE7, Safari etc
		page_request = new XMLHttpRequest()
	else if (window.ActiveXObject){ // if IE6 or below
		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(){ajaxpageclass.loadpage(page_request, divId)}
	if (this.ajaxbustcache) //if bust caching of external page
		bustcacheparameter=(pageurl.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
	page_request.open('GET', pageurl+bustcacheparameter, true)
	page_request.send(null)
}

ajaxpageclass.loadpage=function(page_request, divId){
	document.getElementById(divId).innerHTML=this.loadstatustext //Display "fetching page message"
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)){
		document.getElementById(divId).innerHTML=page_request.responseText
	}
}