function ChangeA(num)
{
 for(var id = 1;id<=3;id++)
 {
  var ss="aa"+id; 
  if(id==num)
  document.getElementById(ss).style.display="block";
  else
  document.getElementById(ss).style.display="none";
 }  
 
 for(var id = 1;id<=3;id++)
 {
  var bb="lia"+id;
  if(id==num)
  document.getElementById(bb).className="active";
  else
  document.getElementById(bb).className="";
 } 
 
}
function ChangeB(num)
{
 for(var id = 1;id<=3;id++)
 {
  var ss="bb"+id; 
  if(id==num)
  document.getElementById(ss).style.display="block";
  else
  document.getElementById(ss).style.display="none";
 }  
 
 for(var id = 1;id<=3;id++)
 {
  var bb="lib"+id;
  if(id==num)
  document.getElementById(bb).className="active";
  else
  document.getElementById(bb).className="";
 } 
 
}

function ChangeC(num)
{
 for(var id = 1;id<=2;id++)
 {
  var ss="cc"+id; 
  if(id==num)
  document.getElementById(ss).style.display="block";
  else
  document.getElementById(ss).style.display="none";
 }  
 
 for(var id = 1;id<=2;id++)
 {
  var bb="lic"+id;
  if(id==num)
  document.getElementById(bb).className="active";
  else
  document.getElementById(bb).className="";
 } 
 
}
function ChangeD(num)
{
 for(var id = 1;id<=3;id++)
 {
  var ss="dd"+id; 
  if(id==num)
  document.getElementById(ss).style.display="block";
  else
  document.getElementById(ss).style.display="none";
 }  
 
 for(var id = 1;id<=3;id++)
 {
  var bb="lid"+id;
  if(id==num)
  document.getElementById(bb).className="active";
  else
  document.getElementById(bb).className="";
 } 
 
}
function ChangeE(num)
{
 for(var id = 1;id<=2;id++)
 {
  var ss="ee"+id; 
  if(id==num)
  document.getElementById(ss).style.display="block";
  else
  document.getElementById(ss).style.display="none";
 }  
 
 for(var id = 1;id<=2;id++)
 {
  var bb="lie"+id;
  if(id==num)
  document.getElementById(bb).className="active";
  else
  document.getElementById(bb).className="";
 } 
 
}
function ChangeF(num)
{
 for(var id = 1;id<=3;id++)
 {
  var ss="ff"+id; 
  if(id==num)
  document.getElementById(ss).style.display="block";
  else
  document.getElementById(ss).style.display="none";
 }  
 
 for(var id = 1;id<=3;id++)
 {
  var bb="lif"+id;
  if(id==num)
  document.getElementById(bb).className="active";
  else
  document.getElementById(bb).className="";
 } 
 
}