mov bp,sp
        push bp 
	sti
	push bp 
	call showstack ;
        
	push bp
	call showstack ;
	

showstack:
         
	push 57h ;|bp|nla|57h
        mov bp,sp ;|bp|nla|57h <-----bp and sp after this mov
        mov al, [bp]  ;  
    	mov ah, 0x0E	; video function 0Eh (print char)
	mov bx, 0x0007	; color
	int 0x10
pop bp; |bp|nla| <--sp
mov bp,sp; |bp|nla| <---sp bp
	
  	retn