Q: I have difficulty with my knees while walking long distances. 

1. While in the state of ihraam, will it permissible for me to wear a knee guard? 

2. In the state of ihraam, can I wear an ankle guard?

Q: If a divorce is given, does the wife have to leave the husband's house?

Q: In a newer version of the book contentment of the heart, it has something called Dua e Ganjul Arsh. 

Is this a reliable and established amal?

Q: I would like to know if it is permissible to keep a 'wind chime' in the garden? 

We moved into a house and there is a wind chime in the garden, and I am not sure if its something that we could keep, as it makes a noise when the wind picks up and the kids enjoy it, or should it be removed as the sound might be considered music?

Q: Does mosquito sucking one's blood break wudu? 

What if the mosquito took so much blood that if killed, the blood would flow?

Q: I would like to know if crab is halaal (Hanafi)?

Q: Are non-Muslim builders allowed in the masjid while in the state of janaabah?

Q: Is it permissible to draw a head with no facial features?

Q: Is zakaat due on phones and computers if they contain an incidental amount of gold or silver, and other precious metals or stones, or sapphire?

Q: Can a person reply to the Iqamah of Jummah Salaah after the Khutbah?