xwininfo 

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xwininfo: Window id: 0x6000230 "Alexander Svensson (Online) – Kopete"

  Absolute upper-left X:  1082
  Absolute upper-left Y:  495
  Relative upper-left X:  0
  Relative upper-left Y:  0
  Width: 200
  Height: 100
  Depth: 24
  Visual: 0x21
  Visual Class: TrueColor
  Border width: 0
  Class: InputOutput
  Colormap: 0x20 (installed)
  Bit Gravity State: NorthWestGravity
  Window Gravity State: NorthWestGravity
  Backing Store State: NotUseful
  Save Under State: no
  Map State: IsViewable
  Override Redirect State: no
  Corners:  +1082+495  -3638+495  -3638-1325  +1082-1325
  -geometry 200x100+1080+472