function minimize(){
  var tmp = document.getElementsByTagName("div");
  for (var i = 0; i < tmp.length; i++){
  	if(tmp[i].className == "fullinfo"){
  		tmp[i].style.display = "none";
  	}
  }
  document.getElementById("opened").style.display="none";
  document.getElementById("closed").style.display="block";
}
function maximize(){
  var tmp = document.getElementsByTagName("div");
  for (var i = 0; i < tmp.length; i++){
  	if(tmp[i].className == "fullinfo"){
  		tmp[i].style.display = "block";
  	}
  }
  document.getElementById("closed").style.display="none";
  document.getElementById("opened").style.display="block";
}