Windows Registry Editor Version 5.00 [HKEY_CLASSES_ROOT\mailto] @="" [HKEY_CLASSES_ROOT\mailto\DefaultIcon] @="\\nPOPuk\\nPOPuk.exe,0" [HKEY_CLASSES_ROOT\mailto\Shell] [HKEY_CLASSES_ROOT\mailto\Shell\Open] [HKEY_CLASSES_ROOT\mailto\Shell\Open\Command] @="\\nPOPuk\\nPOPuk.exe %1"