Time zone calculation for Monthly Pivots

 
Writing a script for a monthly pivot indicator that has time shift has been tormenting me for a while. I have not been able to come up with a way of programming such an indicator. Does anyone know of one that works or have any idea how I may be able to go about making this indicator? Thanks a bunch.
 
What does "monthly pivot indicator that has time shift " mean?
 
Time shift as in time offset, on a GMT chart I'd like the monthly pivot to show GMT+5 monthly pivots.
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