This application is related to co-pending applications: Ser. No. 11/322,837, filed Dec. 30, 2005 and titled “Halo Flex Track”; Ser. No. 11/324,099, filed Dec. 30, 2005 and titled “Halo Power Supplies”; Ser. No. 11/323,231, filed Dec. 30, 2005 and titled “Halo Clam Shell Connections”; and Ser. No. 11/323,755, filed Dec. 30, 2005 and titled “Halo Hubs and Connections”.

FIG. 1 is a top, front perspective view of a lampholder showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken lines form no part of the claimed design.