function toggle() {
	var zone = document.getElementById("toggleZone");
	var buttontext = document.getElementById("buttonText");
	if(zone.style.display == "block") {
    	zone.style.display = "none";
		buttontext.innerHTML = "click here for more >>";
  	}
	else {
		zone.style.display = "block";
		buttontext.innerHTML = "<< less";
	}
}