intermittent application of a water supply from the above control of the second cold water valve 42 b prevents the flooding of the detergent box area with a mixture of liquid detergent and water after completion of the main washing the washer is drained and a subsequent cycle such as rinsing or dewatering cycle is carried out if a rinsing cycle is to be performed the second cold water valve 42 b is turned on to supply the tub with a predetermined level of fresh water via the dispenser cover 70 the main detergent compartment 58 the detergent box housing 52 and the bellows tube 44 with bleach stored in the bleach compartment 59 and the washer actuated to perform a main washing cycle the third cold water valve 42 c is turned on to supply water to the main detergent compartment 58 via the bleach water supply passage 75 and the bleach water supply hole 75 b formed in the bottom panel 78 of the dispenser cover 70 the water mixed with the bleach contained in the bleach compartment 59 drains into the main detergent compartment 58 by ascending via the outer bleach siphon tube 60 c of the bleach siphon cover 60 and then descending via the inner bleach siphon.