function Bt(i){
  Bt(i);
 }
 function Bt(i){
  switch(i){
   case 1:
   document.getElementById("lyxlCon1").style.display="block";
   document.getElementById("lyxlCon2").style.display="none";
   document.getElementById("lyxlCon3").style.display="none";
   document.getElementById("lyxlCon4").style.display="none";
   document.getElementById("lyxlCon5").style.display="none";
   document.getElementById("lyxlCon6").style.display="none";
   document.getElementById("lyxlCon7").style.display="none";    
   break;
   case 2:
   document.getElementById("lyxlCon1").style.display="none";
   document.getElementById("lyxlCon2").style.display="block";
   document.getElementById("lyxlCon3").style.display="none";
   document.getElementById("lyxlCon4").style.display="none";
   document.getElementById("lyxlCon5").style.display="none";
   document.getElementById("lyxlCon6").style.display="none";
   document.getElementById("lyxlCon7").style.display="none";
   break;
      case 3:
   document.getElementById("lyxlCon1").style.display="none";
   document.getElementById("lyxlCon2").style.display="none";
   document.getElementById("lyxlCon3").style.display="block";
   document.getElementById("lyxlCon4").style.display="none";
   document.getElementById("lyxlCon5").style.display="none";
   document.getElementById("lyxlCon6").style.display="none";
   document.getElementById("lyxlCon7").style.display="none";
   break;
      case 4:
   document.getElementById("lyxlCon1").style.display="none";
   document.getElementById("lyxlCon2").style.display="none";
   document.getElementById("lyxlCon3").style.display="none";
   document.getElementById("lyxlCon4").style.display="block";
   document.getElementById("lyxlCon5").style.display="none";
   document.getElementById("lyxlCon6").style.display="none";
   document.getElementById("lyxlCon7").style.display="none";
   break;
      case 5:
   document.getElementById("lyxlCon1").style.display="none";
   document.getElementById("lyxlCon2").style.display="none";
   document.getElementById("lyxlCon3").style.display="none";
   document.getElementById("lyxlCon4").style.display="none";
   document.getElementById("lyxlCon5").style.display="block";
   document.getElementById("lyxlCon6").style.display="none";
   document.getElementById("lyxlCon7").style.display="none";
   break;
      case 6:
   document.getElementById("lyxlCon1").style.display="none";
   document.getElementById("lyxlCon2").style.display="none";
   document.getElementById("lyxlCon3").style.display="none";
   document.getElementById("lyxlCon4").style.display="none";
   document.getElementById("lyxlCon5").style.display="none";
   document.getElementById("lyxlCon6").style.display="block";
   document.getElementById("lyxlCon7").style.display="none";
   break;
      case 7:
   document.getElementById("lyxlCon1").style.display="none";
   document.getElementById("lyxlCon2").style.display="none";
   document.getElementById("lyxlCon3").style.display="none";
   document.getElementById("lyxlCon4").style.display="none";
   document.getElementById("lyxlCon5").style.display="none";
   document.getElementById("lyxlCon6").style.display="none";
   document.getElementById("lyxlCon7").style.display="block";
   break;
  }
 }