The following two mouse actions are normally bound to special search and insert commands in of Viper:
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. See Viper Specials, for more information.
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. See Viper Specials, for more details.