// Abre e fecha 
function showhide(divName) {
  if (document.getElementById(divName).style.display == "none") {
	document.getElementById(divName).style.display = "block";
  } else {
	document.getElementById(divName).style.display = "none";
  }
}

function showhideAll(divPrefix,numDiv,numMax){
  for(i=1;i<=numMax;i++){
	if (i == numDiv) {
	  document.getElementById(divPrefix+i).style.display = "block";
	} else {
	  document.getElementById(divPrefix+i).style.display = "none";
	}
  }
}