1#import <Foundation/NSURL.h> 2 3@interface NSURL (NSURLAdditions) 4+ (id) URLWithInternetLocationFile:(NSString *) path; 5- (void) writeToInternetLocationFile:(NSString *) path; 6 7- (BOOL) isChatURL; 8- (BOOL) isChatRoomURL; 9- (BOOL) isDirectChatURL; 10@end 11