I.R.I.S. Readiris Pro 12 for Windows User Guide - Manual (Page 52)

Chapter 8 – Windowing documents
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 Right-click any of the selected windows, point to Window, then
to Type and then click the required window type.
Modifying the window size
Click the window you want to modify.
Place the mouse pointer over a marker (on the sides and in the
corners of the window).
Click the marker and drag the mouse to modify the window size.
Moving windows
Select the window you want to move.
Click inside the window and drag the mouse to modify the position
of the window.
Recognizing a particular window
Right-click the window you want to recognize and select Copy as
Text.
The results are sent to the clipboard as body text. This also works for
handprinted text.
Graphic windows and barcode windows can also be copied to the
clipboard.
Deleting windows
Select the window(s) you want to delete or click the command
Select All on the Edit menu to select all windows.
Select the commands Cut or Clear on the Edit menu to cut or
delete the windows.