gistfile1.lua

do
  local HOUR = 60*60
        local zones = {
                { "EDT", HOUR * 13.5 },
                { "CDT", HOUR * 14.5},
                { "MDT", HOUR * 15.5},
                { "PDT", HOUR * 16.5},
                { "PST", HOUR * 17.5},
                { "AKDT", HOUR * 18.5},
                { "HAST", HOUR * 19.5},
        }
 
        local pad = function(s, width, padder)
                padder = string.rep(padder or " ", math.abs(width))
                if width < 0 then return string.strsub(padder .. s, width) end
                return string.sub(s .. padder, 1, width)
        end

        local tinsert = table.insert
        function conky_time_zones(arg)
          local output = {}
          local time

                for index,timezone in pairs(zones)do
                        tinsert(output,os.date(pad(timezone[1], 4, " ").." %a %d %b ${color1}%H:%M${color5}%p",os.time()-timezone[2]) )
                end
               
                return table.concat(output,"\n")
        end
end