if
                  ( 
                  sl 
                  != 
                  null 
                  ) 
                  {
                 
                 

                        println
                  (
                  "setting label to"
                  +
                  label
                  );
                 
                 

                        sl
                  .
                  setCaptionLabel
                  (
                  label
                  );
                 
                 

                  } 
                  else
                 
                 

                        println
                  (
                  "slider doesn't exits !"
                  +
                  page
                  +
                  "-"
                  +
                  row
                  +
                  "-"
                  +
                  column
                  );