function activar(){
	setTimeout("banner2()", 1000);
}

function amaga(){

	document.getElementById("banner1").style.display="none";
	document.getElementById("banner2").style.display="none";
	document.getElementById("banner3").style.display="none";
	document.getElementById("banner4").style.display="none";
	document.getElementById("banner5").style.display="none";	

}

function banner1(){
	amaga();
	document.getElementById("banner1").style.display="block";
	setTimeout("banner2()", 1000);
}

function banner2(){
	amaga();
	document.getElementById("banner2").style.display="block";
	setTimeout("banner3()", 1000);
}

function banner3(){
	amaga();
	document.getElementById("banner3").style.display="block";
	setTimeout("banner4()", 1000);
}

function banner4(){
	amaga();
	document.getElementById("banner4").style.display="block";
	setTimeout("banner5()", 1000);
}

function banner5(){
	amaga();
	document.getElementById("banner5").style.display="block";
	setTimeout("banner1()", 1000);
}