自動移動滑鼠或送出字元，避免進入螢幕保護程式。
automatically moving mouse cursor or typing capslock to prevent screen saver.
*enviromnet:
windows 7
windows powershell v1.0
*usage => powershell ./MoveMouse.ps1 [options]
*options => -m minutes
*example
- move cuosor a little bit every 1 minutes.
powershell ./MoveMouse.ps1 -m 1
- send capslock keystroke twice(turn on and then turn off) every 9 minutes(-m default is 9).
powershell ./SendKeys.ps1