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

function carrega(url, containerid){
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)
}
if (bustcachevar) //if bust caching of external page
	var 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))
		var texto = page_request.responseText;
		texto = texto.replace(/\+/g," ");
		texto = unescape(texto);
		document.getElementById(containerid).innerHTML = texto;
}