Default [Q] How to S-OFF htc explorer with HBOOT 1.03.0000

can any one pls help me i want to s-off my device so that i can put htc sense 4.0 or 5.0
on my boot menu it is written that

*** UNLOCKED ***
PICO PVT SHIP S-ON RL
HBOOT- 1.03.0000
RADIO- 1.11.82.17
NOV 29 2011

pls pls pls help me i want to s-off my device anyway.