voting

Q: Is voting permissible? If I live in Pakistan and I vote for a Muslim who will work for the betterment of the country. If I won't vote, maybe a wrong person comes in charge and can destroy our country.

Q: The presidential elections will take place in France in May. Is it permissible for the Muslims to participate in the voting or not? Some say that it is not allowed to vote because the people who will be in power will not apply the laws of Allah? What are our dalail for this? And also, is it permissible for a Muslim to take part in the no-Muslim political party?

Q: I'm from India. My question is can we Muslims living in non Muslim country like India can we vote for the democratical leader and can Muslims living in non muslim country such as India form a political party? I mean to ask is, is it right stay politically active in our country?