Reduce the size of titlebar and windows border in Windows 8

Modify the below registry :

Windows Registry Editor Version 5.00

    [HKEY_CURRENT_USER\Control Panel\Desktop\WindowMetrics]
    "CaptionHeight"="-285"
    "CaptionFont"=hex:f4,ff,ff,ff,00,00,00,00,00,00,00,00,00,00,00,00,90,01,00,00,\
      00,00,00,01,00,00,05,00,53,00,65,00,67,00,6f,00,65,00,20,00,55,00,49,00,00,\
      00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,\
      00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
    "ScrollWidth"="-240"
    "ScrollHeight"="-240"
    "PaddedBorderWidth"="0"