This really sucks. PayPal is terrible for doing stuff like this, and I really feel for you. While I don't have any specific suggestions for dealing with PayPal,

This really sucks. PayPal is terrible for doing stuff like this, and I really feel for you. While I don't have any specific suggestions for dealing with PayPal, maybe you could setup a Crowdtilt or similar fundraising opportunity and link it on your site? I love turnjs btw. Very slick tool.