Eternal

hi, I have one question.

Program must CALL dirki, after 60 tic.
How I must define segments for use this code:

;---------------------------
Begin:
JMP Start
ALARMCOUNT DW ?
Dirki PROC NEAR

ret
Dirki ENDP

Start:
MOV AX,60
MOV BX,1092
MUL BX
MOV AH,0
INT 1AH
ADD AX,DX
MOV ALARMCOUNT,AX

PUSH DS
MOV AX,SEG ALARM ??????????????????????????
MOV DS,AX ??????????????????????????
MOV DX,OFFSET ALARM
MOV AL,1CH
MOV AH,25H
INT 21H
POP DS
ret
ALARM PROC FAR
Startint:
PUSHF
PUSH AX
PUSH CX
PUSH DX
PUSH DS
PUSH CS
POP DS
MOV AH,0
INT 1AH
MOV CX,ALARMCOUNT
CMP DX,CX
JNE NOT_YET
CALL Dirki
NOT_YET: POPF
POP DS
POP DX
POP CX
POP AX
IRET
ALARM ENDP
end Begin
;-----------------------------

if I use :

.model tiny
.386
.code
org 100h
begin:
bla bla bla bla bla
end begin

I have error - Cannot generate com file: segment-relocatable items...

I hope you help me!!!!!!!!

with best regards Eternal
and pleas sory for my english