Windows size in netbook environment

I have problem with certain windows display size in netbook environment. My netbook screen resolution is 1024x600,whenever I need to click the ‘ok’ button at bottom of windows,that part always covered,out of whole screen,no way to reach it,like this :

Any solution?

Not a solution to change the size of the window, but a way to reach the

Press the ALT key left click into the window and drag it, that way you
can move it without being restricted by the boundaries of the desktop.

PC: oS 12.3 x86_64 | i7-2600@3.40GHz | 16GB | KDE 4.10.0 | GTX 650 Ti
ThinkPad E320: oS 12.3 x86_64 | i3@2.30GHz | 8GB | KDE 4.10.2 | HD 3000
HannsBook: oS 12.3 x86_64 | SU4100@1.3GHz | 2GB | KDE 4.10.0 | GMA4500

Thank you!!!