viper: Mouse-bound Commands

 
 4.9 Mouse-bound Commands
 ========================
 
 The following two mouse actions are normally bound to special search and
 insert commands in of Viper:
 
 ‘S-mouse-1’
      Holding Shift and clicking mouse button 1 will initiate search for
      a region under the mouse pointer.  This command can take a prefix
      argument.  Note: Viper sets this binding only if this mouse action
      is not already bound to something else.  SeeViper Specials,
      for more information.
 
 ‘S-mouse-2’
      Holding Shift and clicking button 2 of the mouse will insert a
      region surrounding the mouse pointer.  This command can also take a
      prefix argument.  Note: Viper sets this binding only if this mouse
      action is not already bound to something else.  SeeViper
      Specials, for more details.