OK u gave me the idea :P

But I cant get the %!window-close to work :-(

Heres the new
Code:
      .set %window-close 10
      .aline @PRE-TIME This window will close in: %window-close seconds
      .dec -c %window-close
      .timerupdatepretime 9 1 .rline @PRE-TIME 4 This window will close in: %!window-close seconds
      .timerclose 1 10 .window -c @PRE-TIME
      .timerunset 1 10 .unset %window-close


The 4th line will just be: