Yeah, I think we need an on-line 'HALP! EMERGENCY! MY HORSE IS ______ AND I DON'T KNOW WHUT TO DO!' button, too.
Yes, let's post online while your horse is colicking, thrashing around in the barbed wire fencing, broke its leg, or is being viciously attacked by a pack of coydogs.
Don't even THINK about grabbing a gun or calling a vet.