pair_timestamp fix & add url print

TruckHUD.lua

@@ -102,7 +102,7 @@ local pickupLoad = {
 }
 local newMarkers = {}
 local pair_table = {}
-local pair_timestamp = {}
+local pair_timestamp = 0
 local pair_status = 0
 local response_timestamp = 0
 local transponder_delay = 500
@@ -1114,6 +1114,7 @@ function doRenderStats()
         end
     end
 
+    if pair_timestamp ~= nil then
         local afk_wait = (live-pair_afk_stop.player_live > 3 and live-pair_afk_stop.player_live or
         (pair_timestamp-pair_afk_stop.pair_live > 3 and pair_timestamp-pair_afk_stop.pair_live or 0))
         if afk_wait > 0 then
@@ -1121,6 +1122,7 @@ function doRenderStats()
         end
         pair_afk_stop.player_live = live
         pair_afk_stop.pair_live = pair_timestamp
+    end
 
     local X, Y, c1, c2 = inifiles.Settings.X1, inifiles.Settings.Y1, inifiles.Render.Color1, inifiles.Render.Color2
     local down = (renderGetFontDrawHeight(font) / 6)