// JavaScript Document// JavaScript Document
function getXmlHttp(){
  var xmlhttp = false;
  try{
	  //versao acima de 5 IE
    xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  }catch(e){
	  try{
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	  }catch(E){
        xmlhttp = false;
	  }
  }
  //diferente do IE
  if(!xmlhttp && typeof XMLHttpRequest != 'undefined'){
	  xmlhttp = new XMLHttpRequest();
  }
   return xmlhttp;
}

/**/
function chamadaPrincipal(divcnt, url){
	var xmlhttp; 
	obj = document.getElementById(divcnt);
	xmlhttp = getXmlHttp();	
	xmlhttp.open("GET",url);
	xmlhttp.onreadystatechange = function() {
		if(xmlhttp.readyState == 4 && xmlhttp.status == 200){
			obj.innerHTML = xmlhttp.responseText;
		}
	}
	xmlhttp.send(null);
}