A method of visually expressing user interface elements on a display is
provided which emphasizes those user interface elements which a user
would be more interested in and deemphasizes those user interface
elements which a user would be less interested in. Certain user interface
elements, such as active elements, can be rendered in a sharp manner and
be within a depth of field while other elements, such as inactive
elements, can be rendered in a blurry manner and outside the depth of
field.