+ => 'SELECT COUNT(item_id),SUM(item_price_out),SUM(item_price_in),(SUM(item_price_out)-SUM(item_price_in)) as sale_profit FROM item WHERE item_valid_till=0 AND status_id = 3'.$month_sql,
+ "Skladem celkem $month"
+ => 'SELECT COUNT(item_id),SUM(item_price_in) FROM item WHERE item_valid_till=0 AND status_id = 1'.$month_sql,
+ "Bilance celkem =(prodej - všechny nákupy) $month"
+ => "SELECT (
+ SUM(item_price_out)
+ -(SELECT SUM(item_price_in) FROM item WHERE item_valid_till=0$month_sql)
+ ) FROM item WHERE item_valid_till=0 AND ( status_id = 3 )$month_sql",
+ "Nutno koupit"
+ => 'SELECT room_id,room_name,model_id,model_name,model_barcode,model_reserve,'.
+ ' COUNT(item_id),SUM(item_quantity),model_reserve-SUM(item_quantity) as item_quantity_to_buy'.
+ ' FROM item LEFT JOIN model USING(model_id) LEFT JOIN room USING(room_id)'.
+ ' WHERE item_valid_till=0 AND status_id=1'.
+ ' GROUP BY model_id,room_id'.
+ ' HAVING SUM(item_quantity)<model_reserve'.
+ ' ORDER BY room_id,model_id;',