The ornamental design for a jukebox, as shown and described.
FIG. 1 is a front perspective view of a jukebox in accordance with our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a right side elevational view thereof.
The broken lines in the figures illustrate portions of the jukebox that form no part of the claimed design. The jukebox is shown with symbolic breaks in its height. The break lines and the appearance of any portion of the article between the break lines forms no part of the claimed design.