var iterator = 1;
var timer = "";
window.onload = playDestaque;

function playDestaque() {
	proximo();	
}

function proximo() {
	clearTimeout(timer);
	document.getElementById("dest"+iterator).style.display = "none";
	iterator = (iterator>2) ? 1:(iterator+1);	
	document.getElementById("dest"+iterator).style.display = "block";
	timer = setTimeout("playDestaque()",5000);	
}

function anterior() {
	clearTimeout(timer);
	document.getElementById("dest"+iterator).style.display = "none";
	iterator = (iterator==1) ? 3:(iterator-1);	
	document.getElementById("dest"+iterator).style.display = "block";
	timer =  setTimeout("playDestaque()",5000);	
}

function pausar() {
	clearTimeout(timer);
}

function init() {
	timer = setTimeout("playDestaque()",5000);
}