function setFocus11(i)
{
 selectLayer11(i);
}
function selectLayer11(i)
{
 switch(i)
 {
 case 1:
 document.getElementById("N1").style.display="block";
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="none";
 
 break;
 case 2:
 document.getElementById("N1").style.display="none";
 document.getElementById("N2").style.display="block";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="none";

 break;
 case 3:
 document.getElementById("N1").style.display="none"; 
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="block";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="none";
 
 break;
 case 4:
 document.getElementById("N1").style.display="none"; 
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="block";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="none";
 break;
 case 5:
 document.getElementById("N1").style.display="none"; 
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="block";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="none";
 break;
  case 6:
 document.getElementById("N1").style.display="none"; 
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="block";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="none";
 break;
  case 7:
 document.getElementById("N1").style.display="none"; 
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="block";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="none";
 break;
  case 8:
 document.getElementById("N1").style.display="none"; 
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="block";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="none";
 break;
  case 9:
 document.getElementById("N1").style.display="none"; 
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="block";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="none";
 break;
  case 10:
 document.getElementById("N1").style.display="none"; 
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="block";
 document.getElementById("N11").style.display="none";
 break;
  case 11:
 document.getElementById("N1").style.display="none"; 
 document.getElementById("N2").style.display="none";
 document.getElementById("N3").style.display="none";
 document.getElementById("N4").style.display="none";
 document.getElementById("N5").style.display="none";
 document.getElementById("N6").style.display="none";
 document.getElementById("N7").style.display="none";
 document.getElementById("N8").style.display="none";
 document.getElementById("N9").style.display="none";
 document.getElementById("N10").style.display="none";
 document.getElementById("N11").style.display="block";
 break;
 }
}