function collapse(id, qtd) {  
  //item já expandido, só oculta ele
  if ((document.getElementById(id).style.display == "table-cell") || (document.getElementById(id).style.display == "block")) {
	  document.getElementById(id).style.display = "none";
  }
  else {
    //oculta todas
	var i= 0;
	for (i= 0; i < qtd; i++)
	  document.getElementById("menu_"+i).style.display = "none";
		 
    //Set the object to table-cell if the browser is Firefox and block if it's anything else.
    if (navigator.userAgent.indexOf("Firefox") != -1) document.getElementById(id).style.display = "table-cell";
    else document.getElementById(id).style.display = "block";
  }
}

function collapsebasic(divid){
if(document.getElementById(divid).style.display == 'none'){
  document.getElementById(divid).style.display = 'block';
}else{
  document.getElementById(divid).style.display = 'none';
}
}