finishCallbacks = function() {
				
				// trigger any close method custom callbacks and reset them
				$.each(self.__callbacks.close, function(i,c) {
					c.call(self, self, {
						event: event,
						origin: self._$origin[0]
					});
				});
				
				self.__callbacks.close = [];
			}
Closes the tooltip (after the closing delay)

@param event
@param callback
@param force Set to true to override a potential refusal of the user's function
@returns {self}
@protected