Patent ID: 7930641

Claim:
A method of utilizing an icon representing a target object to display and control said target object on a display screen, comprising the steps of: constituting said icon by displaying on the display screen a pin main body, which comprises a head and a needle, and a shadow of said pin main body; and changing the display and control of said target object represented by said icon by changing display states on the display screen of said pin main body and said shadow; wherein when said target object is displayed on said display screen and is in an unexecuted state, said needle of said icon is displayed so that said needle has stuck halfway; wherein when said target object is being executed, said needle of said icon is displayed so that said needle has stuck to a depth greater than halfway; wherein when said target object and said icon are in a movable state, said needle of said icon is displayed so that said needle is floating; wherein when said target object is in an enlargeable or reducible state, said head of said icon is displayed so that said head is rotating.