Work without activating window

[Gintaras]

Move mouse to the top-left corner of the imaginary rectangle where the accessible object is.
Press Shift.
Move mouse to the bottom-right corner of the imaginary rectangle. It draws an on-screen rectangle.
Release Shift.
If a.Find finds the object in the rectangle, a.Move shows the object. Else error.

Or edit macro:
int capture=0
...
SetRect &r ...