/// INICIA O AJAX ////////////////////////////////////////////////////////
function init() {
try{
    ajax = new XMLHttpRequest();}
	catch(ee){try{
    ajax = new ActiveXObject("Msxml2.XMLHTTP");}
	catch(e){try{
    ajax = new ActiveXObject("Microsoft.XMLHTTP");}
    catch(E){ajax = false;
	}}}
}


function navegar(xdiv,page){
init();
  //ajax = new ObjAjax();
  var div = document.getElementById(xdiv);

  ajax.onreadystatechange = function(){
    if(ajax.readyState == 1){div.innerHTML = "<div id='preload' align='center'><br><br><br><br><br><br><Br><img src='imagens/preload.gif' /></div>";}
    if(ajax.readyState == 4){
	div.innerHTML=unescape(ajax.responseText);
	ExtraiScript(ajax.responseText);
	}else{
	//alert(page);
}}
  ajax.open("GET",page,true);
  ajax.send(null);
}