The class of {TAIL ~ the first object} establishes alternate dispatch variables which can be set at run time by {HEAD ~ a user} making entries in a graphical user interface effective to cause redispatch of the message to the alternate object 
The class of { TAIL ~ the first object } establishes alternate dispatch variables which can be set at run time by { HEAD ~ a user } making entries in a graphical user interface effective to cause redispatch of the message to the alternate object
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH