var bustcachevar=1 //bust potential caching of external pages after initial request? (1=yes, 0=no)
var loadstatustext="<img src='ajax/ajaxtabs/loading.gif' /> Requesting content..."

////NO NEED TO EDIT BELOW////////////////////////
var loadedobjects=""
var defaultcontentarray=new Object()
var bustcacheparameter=""

function ajaxpage(url, containerid, targetobj)
	{
		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

		var ullist=targetobj.parentNode.parentNode.getElementsByTagName("li")
		for (var i=0; i<ullist.length; i++)
		ullist[i].className=""  //deselect all tabs
		targetobj.parentNode.className="selected"  //highlight currently clicked on tab

		if (url.indexOf("#default")!=-1)
			{ //if simply show default content within container (verus fetch it via ajax)
				document.getElementById(containerid).innerHTML=defaultcontentarray[containerid]
				return
			}

		document.getElementById(containerid).innerHTML=loadstatustext
		
		page_request.onreadystatechange=function()
		{
			loadpage(page_request, containerid)
		}

		if (bustcachevar) //if bust caching of external page
		bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()


		/* this is added by Trimbak D. Bankar till slashes*/ 

		arrAdd = new Array(0);
		arrEdit = new Array(0);

		//////////////////////////////////////

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


function loadpage(page_request, containerid)
	{
		if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
		document.getElementById(containerid).innerHTML=page_request.responseText
	}

function loadobjs(revattribute)
		{
			if (revattribute!=null && revattribute!="")
				{ //if "rev" attribute is defined (load external .js or .css files)
					var objectlist=revattribute.split(/\s*,\s*/) //split the files and store as array
			
					for (var i=0; i<objectlist.length; i++)
					{
						var file=objectlist[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
							}
					}
				}
		}

function savedefaultcontent(contentid)
	{// save default ajax tab content
		if (typeof defaultcontentarray[contentid]=="undefined") //if default content hasn't already been saved
		defaultcontentarray[contentid]=document.getElementById(contentid).innerHTML
	}

function startajaxtabs()
	{
		for (var i=0; i<arguments.length; i++)
			{ //loop through passed UL ids
				var ulobj=document.getElementById(arguments[i])
				var ulist=ulobj.getElementsByTagName("li") //array containing the LI elements within UL
				for (var x=0; x<ulist.length; x++)
					{ //loop through each LI element
						var ulistlink=ulist[x].getElementsByTagName("a")[0]
						if (ulistlink.getAttribute("rel"))
							{
								var modifiedurl=ulistlink.getAttribute("href").replace(/^http:\/\/[^\/]+\//i, "http://"+window.location.hostname+"/")
								ulistlink.setAttribute("href", modifiedurl) //replace URL's root domain with dynamic root domain, for ajax security sake
								savedefaultcontent(ulistlink.getAttribute("rel")) //save default ajax tab content
								ulistlink.onclick=function(){
								ajaxpage(this.getAttribute("href"), this.getAttribute("rel"), this)
								loadobjs(this.getAttribute("rev"))
								return false
							}
								if (ulist[x].className=="selected")
									{
										ajaxpage(ulistlink.getAttribute("href"), ulistlink.getAttribute("rel"), ulistlink) //auto load currenly selected tab content
										loadobjs(ulistlink.getAttribute("rev")) //auto load any accompanying .js and .css files
									}
							}
					}
			}
	}