had i pill within 24 hrs of intercourse on 21st Oct.and had light period (bleeeding n after some time not) on 28th Oct. and after that it was a light period for 4-5days. MY periods were due on 9th of Nov. but got my period which was like normal on 13th of Nov. was expecting my second period on 13th of Dec. but it has not yet arrived. Are there any chances of pregnancy? Or its normal? And when my periods shall come? PLZ HELP ME OUT .. PLZ..