NSString *pixLink = @"http://apple.com/picture.jpg";
NSString *str = [NSString stringWithFormat:@"mailto:test@mail.com&subject=Yo&body=%@", pixLink];
NSString *encoded = [str stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
NSURL *url = [[NSURL alloc] initWithString:encoded];
[[UIApplication sharedApplication] openURL:url];

ad-hoc how to
test chess url

register url

puzzle

first move

this is a test for WarrenMan