It sets (belonging) chosen object to the specification group.
            
            
              
                
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            When starting this command, the command which was starting before it is automatically ended.
            A procedure is shown below.
            1. It chooses the object. (For the details, refer to The way of choosing
            object.)
            2. The function key corresponding to a group to set(belonging) is pushed.(Group1
            - 8 = F5 - F12 /9-16 CTRL{F5|F12)
            Two or more group setup is also possible at once.
            3. It starts [Set Group] command.
            One piece of object can be set to more than one group, too.
            It is displayed on a status bar as which group the object is set.(For the
            details, refer to States Bar.)
            The operation of Group, refer to The operation of Group.