function butt(e) {
  document.getElementById(e+'_l').className = "butt_l_a";
  document.getElementById(e+'_r').className = "butt_r_a";
}

function buttout(e) {
  document.getElementById(e+'_l').className = "butt_l";
  document.getElementById(e+'_r').className = "butt_r";
}

function show(e) {
  document.getElementById(e).style.display = "block";
}

function show(e) {
  document.getElementById(e).style.display = "block";
}


function hide(e) {
  document.getElementById(e).style.display = "none";
}

function showCatPopup(popupID) {
  if (document.getElementById(popupID)) {
   document.getElementById(popupID).style.display = "block";
  }
}

function hideCatPopup(popupID) {
 if (document.getElementById(popupID)) {
   document.getElementById(popupID).style.display = "none";
  }
}