var bustcachevar=1 //bust potential caching of external pages after initial request? (1=yes, 0=no)
var loadstatustext="<div class='loading'>Please wait...</br><img src='images/loading.gif' /></div>"

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


function hide_id(id){
    if( document.getElementById(id) ){
	document.getElementById(id).style.display ='none';
	}
}
function show_id(id){
    if( document.getElementById(id) ){
    document.getElementById(id).style.display ='';
	}
}

function loading_effect( kind  , mode ){
	if( kind == 0 ){
		if( mode !== '1' ){
			turn_off_loading()
		}
		hide_id('loading_effect')
	}else{
		if( mode !== '1' ){
			turn_on_loading()
		}
		show_id('loading_effect')
	}	
}

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("span")
    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()
      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 sajax(){
//	loading_effect(1 , loading);
for (var i=0; i<arguments.length; i++){ //loop through passed UL ids
var ulobj=document.getElementById(arguments[i])
var ulist=ulobj.getElementsByTagName("span") //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
}
}
}
}
}




function turn_off_loading(){
		shiftOpacity("page_layer_loading", 1000 , 80 , 0);
		setTimeout("document.getElementById('page_layer_loading').style.display ='none'" , 1000);
}
function turn_on_loading(){
		arrayPageSize = getPageSize();
		var my_h= ( arrayPageSize[1]  );
		if( document.getElementById('page_layer_loading') ){
			document.getElementById('page_layer_loading').style.height = (my_h+ 'px');
			document.getElementById('page_layer_loading').style.display ='';
		}else{
			h=document.createElement("div");

			h.setAttribute("id","page_layer_loading");
			h.style.height = ( my_h+ 'px');
			h.style.width = '100%';
			h.style.width = '100%';
			h.style.position='absolute';
			h.style.top =0;
			h.style.left = 0;
			h.style.opacity =0;
			h.style.zIndex =100;
			h.innerHTML='<br /><br /><br /><div align="center" dir="rtl" style="background-color:#FFFFFF;color:black;border:1px solid #333333;padding-top:5px;padding-bottom:5px;"><b>&#1604;&#1591;&#1601;&#1575; &#1605;&#1606;&#1578;&#1592;&#1585; &#1576;&#1605;&#1575;&#1606;&#1740;&#1583; 11</b></div>';
			document.getElementsByTagName("body")[0].appendChild(h);
		}
		shiftOpacity("page_layer_loading", 500 , 0 , 80)
}