Declare
	timer_id  timer ;
Begin
    timer_id:=FIND_TIMER('FBLINK');
    IF NOT ID_NULL(timer_id) THEN
       DELETE_TIMER(timer_id);
    END IF;
	timer_id := Create_Timer( 'FBLINK', 200, REPEAT ) ;
end;

declare
	
    v_timer_name VARCHAR2(100);    

cursor c_tenant_rnw is select s.spec_part_no
from   tenant_contract r , dc_lease_txn d, inv_product_spec s
where  r.tenant_code = d.dc_lease_no
and    d.DC_LEASE_ITEM_CODE  = s.spec_id
and    s.spec_prod_code      = :prop_select;

returns the following data at the back end.
spec_part_no
F36
F73
O11

m_blk_fld varchar2(15);
begin
  v_timer_name :=GET_APPLICATION_PROPERTY (timer_name);
  if v_timer_name = 'FBLINK' THEN    
-- CODE1 - FILEDS DOES NOT BLINK
     Go_block('block3');
     for ix in c_tenant_rnw loop
         m_blk_fld := '''block3.'||ix.spec_part_no||'''';
			
  	 if Get_Item_Property(m_blk_fld, FOREGROUND_COLOR )
	    != Get_Item_Property(m_blk_fld, BACKGROUND_COLOR ) Then
	    Set_Item_Property(m_blk_fld, FOREGROUND_COLOR, Get_Item_Property(m_blk_fld, BACKGROUND_COLOR ) ) ;
	 Else 
	    Set_Item_Property(m_blk_fld, FOREGROUND_COLOR, 'r0g0b0' ) ;
	 End if ;

/* CODE2 when i run the below piece of code individually for the 3 fields, F36, F73 & O11, they blinks perfectly
        -- FIELD F36
	If Get_Item_Property('block3.F36', FOREGROUND_COLOR )
           != Get_Item_Property('block3.F36', BACKGROUND_COLOR ) Then
	   Set_Item_Property('block3.F36', FOREGROUND_COLOR, Get_Item_Property('block3.F36', BACKGROUND_COLOR ) ) ;
	Else
	   Set_Item_Property('block3.F36', FOREGROUND_COLOR, 'r0g0b0' ) ;
	End if ;
        -- FIELD F73
	If Get_Item_Property('block3.F73', FOREGROUND_COLOR )
	   != Get_Item_Property('block3.F73', BACKGROUND_COLOR ) Then
	   Set_Item_Property('block3.F73', FOREGROUND_COLOR, Get_Item_Property('block3.F73', BACKGROUND_COLOR ) ) ;
	Else
	  Set_Item_Property('block3.F73', FOREGROUND_COLOR, 'r0g0b0' ) ;
	End if ;
        -- FIELD F81
	If Get_Item_Property('block3.O11', FOREGROUND_COLOR )
	   != Get_Item_Property('block3.O11', BACKGROUND_COLOR ) Then
	   Set_Item_Property('block3.O11', FOREGROUND_COLOR, Get_Item_Property('block3.O11', BACKGROUND_COLOR ) ) ;
	Else
	   Set_Item_Property('block3.O11', FOREGROUND_COLOR, 'r0g0b0' ) ;
	End if ;
*/
	next_record;
     end loop;
  end if