my friend mom funeral (私の友人のお母さんの葬儀)

yesterday I got sad news from my chinese friend.his beloved mother passed away because of infection in her heart.I ask one of my chinese friend because i'm muslim what should and shouldn't I do during funeral.he said to me "juz wear black,white or other colour except red,when you want give some donations,please not use envelope to give money,they have some moneybox and one sitting there to take care of it.when you have done do donation,you must write your name and also how much you give,and they give you some candy.and the next day,I come to his house.lots people come her to give some respect,donations and some of them is my friend relatives help to make fold hell money paper.I saw my friend at there sitting at table.lucky I have friend at there.when I arrive at my friend,I ask someones to call my friend .then they call my friend,my friend come and I send a sympathy greeting to him.I really sad because he and his brother are orphan.they lost their father,and now.lost their mother...really sad.then,I meet my class friend,I never see them since I leave school on 2008.after than I give some donations to them,and my friend lost his mother write my name and also my donations.and they give a candy+red string (I not really sure,whats the function of red strings on candy..)

this candy I got from my friend

then,I sitting with my friend and have some chat since we long time never seen before.when I chat my friend,I saw my friend and also his 2 brother follow the monks to do some prayers.then I ask one of my friend "can I take picture?"he said to me"I think you should not take the picture,I afraid you got bad luck."I understand what he said.I think around half an hour they do some prayers.after the prayers,my friend back to us and have some chat,I ask my friend "can I look your mom for my last respect?" he said to me "sure."he bring to me to go look his mother for last respect.she wear a traditional chinese costume and she smile that she want to go soon,I feel sorry to them.lastly,I tell to my friend that I must to go.he said to me "ok,thanks for coming."he said me that tomorrow his mom body will cremated and her ashes put on his father plot.and they must wait 100 day,after 100 days,they have some prayers.