|   | Helpers |   | 
-  Complete applications running on the client
-  Separate window space
-  Separate address space
 
-  All of the document handed to the helper (causes delays)
-  Limited interaction between browser and helper
-  Signals
-  X Window properties
-  Common Client Interface
 
   | Slide 38 | ©Copyright 1997 | Jan Newmarch |