// JavaScript Document
function changeTab(index)
        {
            for (var i=1;i<=3;i++)
            {
                document.getElementById ("li_"+i).className ="normal";
                document.getElementById ("li_"+index).className ="selected";
                
                document.getElementById ("div"+i).style.display  ="none";
            }
            
            document.getElementById ("div1").style.display="none";
            document.getElementById ("div"+index).style.display  ="block";
       }
function changeTa(index)
        {
            for (var n=1;n<=3;n++)
            {
                document.getElementById ("lii_"+n).className ="normal";
                document.getElementById ("lii_"+index).className ="selected";
                
                document.getElementById ("divi"+n).style.display  ="none";
            }
            
            document.getElementById ("divi1").style.display="none";
            document.getElementById ("divi"+index).style.display  ="block";
       }


/*function changeTab(index)
{
  for(var i=1;i<=3;i++)
  {
     document.getElementById("li_"+i).className="none";
  }
  document.getElementById("li_"+index).className="selected";
  for(var z=1;z<=3;z++)
  {
     document.getElementById("div"+z).style.display="none";
  }
  document.getElementById("div"+index).style.display="";
}*/