ICGA has now a paypal giving fund account. This is a service for non-profit organizations where paypal does not charge any fees. If you are a one time donor please consider paying through this account. Jazaakum Allah Kheir.
Then, if they cannot give you an answer, know that they are only following their lusts. And who can be farther astray than he who follows his lust without any guidance from God? And certainly God does not guide an unjust people.