parmeswaran you are doing rope walk with one leg and half knowledge(no i am not critisizing you but you atleast tried but did not reach to core, try further and discuss with the people who has the knowledge. your all points cannot be answered. few pts are 1) all the major religions of the world teaches to worship one supreme god.educated hindu scholars donot accept idol worshipping. 2)it is totally wrong to say Parents have no duty towards their children under Islam.it comes under haqul ibad(giving rights of your children wife parents brothers and siters freinds neighbors and other human beings)to becom a good muslim all these things are nessesary.