and 8 enhance ease of operating the left and right click portions because the elastic body of the mounting cover 80 81 constructed of soft material such as rubber silicone etc facilitates ease of depressing the click portions fig9 illustrates an alternative embodiment of the inventive mouse 32 similar to fig3 and 4 but where the elastic mounting cover 34 is larger and encompasses more of the rear upper surface 33 u2032 of the main body 33 when coupled together the main body 33 is shaped such that a portion of the upper surface 33 u2032 adjacent the left 35 and right 36 click portions in addition to the scrolling wheel 37 is arranged to form a display surface e g for a logo or the like reference numeral 38 denotes the connecting wire to a computer the embodiment illustrated in fig1 is similar to fig9 except the elastic mounting cover 41 is provided with a series of elastic bumps 42 to enhance gripping of the computer mouse 39 the main body 40 is also provided with an upper surface 40 u2032 adjacent the left 43 and right 44 click portions and scrolling wheel 45 to function as a display surface reference numeral 46 denotes the connecting wire to a computer this particular embodiment enhances ease of operating the inventive computer mouse 39 because smaller area on the surface of the mounting cover 41 can be gripped by a hand to move adjust and operate to mouse 39 the alternative embodiment.