function ChamadaAjax(url,container,params) {
	var ajaxObj;
	if (container!=null)
		container = document.getElementById(container);
	else
		return(0);
	
	try {
		// Firefox, Opera 8.0+, Safari...
		ajaxObj=new XMLHttpRequest();
	} catch (e) {
		// Internet Explorer
		try {
			ajaxObj=new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				ajaxObj=new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {
				alert("Seu navegador não possui suporte ao AJAX!");
				return false;
			}
		}
	}
	
	ajaxObj.onreadystatechange=function() {
		if(ajaxObj.readyState==4) {
			container.innerHTML=ajaxObj.responseText;
			extraiScript(ajaxObj.responseText);
		}
	}

	if (params==null){
		ajaxObj.open("GET",url+"?ie="+Math.random(),true);
		ajaxObj.send(null);
	}else{
		ajaxObj.open("POST",url,true);
		ajaxObj.setRequestHeader("Content-type", "application/x-www-form-urlencoded;charset=UTF8");
		ajaxObj.setRequestHeader("Content-length", params.length);
		ajaxObj.setRequestHeader("Connection", "close");

		ajaxObj.send(params);
	}
}

function extraiScript(texto){
//SkyWalker.TO do imasters/forum
//Alterado por Micox - micoxjcg@yahoo.com.br
    var ini = 0;
    while (ini!=-1){
        ini = texto.indexOf('<script', ini);
        if (ini >=0){
            ini = texto.indexOf('>', ini) + 1;
            var fim = texto.indexOf('</script>', ini);
            codigo = texto.substring(ini,fim);

            //eval(codigo);
            novo = document.createElement("script")
            novo.text = codigo;
            document.body.appendChild(novo);
        }
    }
}