ajax

 $.ajax({
   type: 'POST',
   url: base_url +"welcome/ratingup",
   data: "value="+value,
   success: function(data){
    if(data === "sukses")
        {
            //mau lakuin ajax disini benar gak ya  ?
    	      $.ajax({
                var a=data; // This line shows error.
                type: "post",
                url: "example.php",
                data: 'page='+a,
                success: function(data){
		});
   	    }
else if (data === "eror")
{
  echo "error";
}
  else if (data === "sudah")
    {
          echo "sudah";
   }
else
{
  echo "ngapain woy";
}

});