try{
	xmlhttp = new XMLHttpRequest();
}catch(ee){
	try{
		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	}catch(e){
		try{
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		}catch(E){
			xmlhttp = false;
		}
	}
}

fila=[];
ifila=0;

function carrega(url, destino){
	document.getElementById(destino).innerHTML="<br><center><img src=/imagens/loading.gif width=16 height=16 /><br><span class=texto_interno>Aguarde...</span></center><br>";
	fila[fila.length]=[url,destino];
	if((ifila+1)==fila.length)ajaxRun();
}

function ajaxRun(){
	url        = fila[ifila][0];
	destino    = fila[ifila][1];
	xmlhttp.open("GET", url, true);
	xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
	xmlhttp.setRequestHeader("Cache-Control", "no-store, no-cache, must-revalidate");
	xmlhttp.setRequestHeader("Cache-Control", "post-check=0, pre-check=0");
	xmlhttp.setRequestHeader("Pragma", "no-cache");
	xmlhttp.onreadystatechange=function() {
		if (xmlhttp.readyState==4){
			texto=unescape(xmlhttp.responseText.replace(/\+/g," "));
			document.getElementById(destino).innerHTML=texto;
			ifila++;
			if(ifila<fila.length)setTimeout("ajaxRun()",20);
		}
	}
	xmlhttp.send(url);
}

function enviaForm(frmNome, url, destino){
	f = document.getElementById(frmNome);
	var query=url;
	for (i=0;i<f.elements.length;i++){
		query += i==0 ? '?' : '&';
		query += f.elements[i].name + '=' + f.elements[i].value;
	}
	carrega(query, destino);
}