view showing an exemplary embodiment of a washing machine according to the present invention as shown a control panel 3 having a display unit for displaying a residual time and input keys for allowing a user to selectively input a command signal related to an operation of the washing machine is provided at the front upper side of a washing machine 1 the control panel 3 includes a plurality of buttons 31 a display window 32 a light emitting diode led window 33 and a rotary knob 50 the buttons and the rotary knob 50 are input units for operating the washing machine that is when a washing time a washing method a dehydration method and a drying method are selected the buttons and the rotary knob 50 are manipulated to input a washing course and time desired by the user a controller not shown controls the washing machine according to the above described input condition to perform the washing operation the drying operation or the dehydration operation the led window 33 and the display window 32 notify the user of a variety of washing information such as a washing state or a residual time via on off and characters and symbols the washing machine includes two stillness modes the operation condition varies depending on the stillness mode the control panel 3 includes a selection button 101 for selecting a second stillness mode between the two stillness modes when the user selects the selection button 101 the second selection mode is selected and the controller controls the.