IF LEN(ALLTRIM(selectid))=0
sid=[]
ELSE
sid=[and sell.sell_id=selectid]
ENDIF

IF LEN(ALLTRIM(selectcustomer))=0
scustomer=[]
ELSE
scustomer=[and customer.cust_fam=selectcustomer]
ENDIF
SELECT sell.sell_id, sell.date_start,sell.date_stop, sell.date_sign, sell.cost_rek, sell.cost, sell.work_id, sell.cost_mon, sell.value, sell.sheet_id, sell.cust_id,;
worker.work_id, worker.work_fam, sheet.sheet_id, sheet.orient, sheet.size, sheet.foto, customer.cust_id, customer.cust_fam;
         FROM sell,worker,sheet,customer INTO TABLE C:\WINNT\Temp\csell;
       	 WHERE sell.sell_id=sell.sell_id and sell.cust_id=customer.cust_id AND sell.work_id=worker.work_id and sell.sheet_id=sheet.sheet_id; 
          	        	&sid  &Scustomer;
         ORDER BY sell_id