Thx for broadining, but I'm already a Linux whore, Win is rarely my playground (though I'm not a virgin ;)

(I thought talking about "geometry" and "X" in the OP made it clear 8)

It's a purely private problem of a friend, not a production thing.

Just to broaden your horizons ... ;-) ... the closest correspondent to wmctrl is IMHO AutoIt using a BASIC like scripting language.