[fixed] period can only be skipped if MC is taking birth control shots

locations/femcyc.qsrc

@@ -848,7 +848,7 @@ if $ARGS[0] = 'cyc3':
 			!! the setting of the max_time can be here although it can be changed in the future
 			FocH_Max = rand(312,360) & !! 13-15 days including menstruation
 			temprand = rand(0,10)
-			if pillcon >= 38000 or rand(1,24) = 1:
+			if pillcon >= 38000 or (pillcon > 0 and rand(1,24) = 1):
 				EggRH = 0
 				cycle = 1
 				mesec = 0