// JavaScript Document

/***********************************************
* Dynamic Ajax Content- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/

var bustcachevar=1 //bust potential caching of external pages after initial request? (1=yes, 0=no)
var loadedobjects=""
var rootdomain="http://"+window.location.hostname
var bustcacheparameter=""

function ajaxpage(url, containerID, headID, headSourceID, headSourceRegex)
{
	var page_request = false;
	
	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
	}
	
	page_request.onreadystatechange = function()
	{
		loadpage(page_request, containerID, headID, headSourceID, headSourceRegex);
	}
	
	if (bustcachevar) //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)
}

function loadpage(page_request, containerID, headID, headSourceID, headSourceRegex)
{
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
	{
		var xmlDoc = page_request.responseXML;
		var xmlTitle = xmlDoc.getElementsByTagName("title")[0];
		var xmlContent = xmlDoc.getElementsByTagName("content")[0];
		
		var flatDoc = page_request.responseText;
		var flatTitle = xmlTitle.firstChild.nodeValue;
		var flatContent = (new XMLSerializer()).serializeToString(xmlContent);
		
		document.getElementById(headID).innerHTML = document.getElementById(headSourceID).innerHTML.replace(headSourceRegex, flatTitle);
		document.getElementById(containerID).innerHTML = flatContent;
	}
}

function loadobjs()
{
	if (! document.getElementById)
	{
		return;
	}
	
	for (i = 0 ; i < arguments.length ; i++)
	{
		var file = arguments[i];
		var fileref = "";
		
		if (loadedobjects.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);
			loadedobjects += file + " "; //Remember this object as being already added to page
		}
	}
}