Jak implementovat výchozího poštovního klienta pro uživatele v systému Windows XP?

Editor registru systému Windows verze 5.00

[HKEY_CURRENT_USER\SOFTWARE\Classes\mailto]
"URL Protocol"=""
"EditFlags"=hex: 02,00,00,00
@="URL: protokol MailTo"

[HKEY_CURRENT_USER\SOFTWARE\Classes\mailto\DefaultIcon]
@=hex (2):25,00,50,00,72,00,6f, 00,67,00,72,00,61,00,6d, 00,46,00,69,00,6c, 00 ,65,\
00,73,00,25,00,5c, 00,4f, 00,75,00,74,00,6c, 00,6f, 00,6f, 00,6b, 00,20,00,45,00, \
78,00,70,00,72,00,65,00,73,00,73,00,5c, 00,6d, 00,73,00,69,00,6d, 00,6e, 00,2e, \
00,65,00,78,00,65,00,2c, 00,2d, 00,32,00,00,00

[HKEY_CURRENT_USER\SOFTWARE\Classes\mailto\shell]

[HKEY_CURRENT_USER\SOFTWARE\Classes\mailto\shell\open]

[HKEY_CURRENT_USER\SOFTWARE\Classes\mailto\shell\open\command]
@=hex (2):22,00,25,00,50,00,72,00,6f, 00,67,00,72,00,61,00,6d, 00,46,00,69,00 ,6c,\
00,65,00,73,00,25,00,5c, 00,4f, 00,75,00,74,00,6c, 00,6f, 00,6f, 00,6b, 00,20,00, \
45,00,78,00,70,00,72,00,65,00,73,00,73,00,5c, 00,6d, 00,73,00,69,00,6d, 00,6e, \
00,2e, 00,65,00,78,00,65,00,22,00,20,00,2f, 00,6d, 00,61,00,69,00,6c, 00,75,00, \
72,00,6c, 00,3a, 00,25,00,31,00,00,00

Editor registru systému Windows verze 5.00

[HKEY_CURRENT_USER\SOFTWARE\CLASSES\mailto]
"URL Protocol"=""
"EditFlags"=hex: 02,00,00,00
@="URL: protokol MailTo"

[HKEY_CURRENT_USER\SOFTWARE\CLASSES\mailto\DefaultIcon]
@=hex (2):25,00,50,00,72,00,6f, 00,67,00,72,00,61,00,6d, 00,46,00,69,00,6c, 00 ,65,\
00,73,00,25,00,5c, 00,49,00,4e, 00,54,00,45,00,52,00,4e, 00,7e, 00,31,00,5c, 00, \
48,00,4d, 00,4d, 00,41,00,50,00,49,00,2e, 00,44,00,4c, 00,4c, 00,2c, 00,31,00,00, \
00

[HKEY_CURRENT_USER\SOFTWARE\CLASSES\mailto\shell]

[HKEY_CURRENT_USER\SOFTWARE\CLASSES\mailto\shell\open]

[HKEY_CURRENT_USER\SOFTWARE\CLASSES\mailto\shell\open\command]
@=hex (2):72,00,75,00,6e, 00,64,00,6c, 00,6c, 00,33,00,32,00,2e, 00,65,00,78,00 ,65,\
00,20,00,22,00,25,00,50,00,72,00,6f, 00,67,00,72,00,61,00,6d, 00,46,00,69,00, \
6c, 00,65,00,73,00,25,00,5c, 00,49,00,4e, 00,54,00,45,00,52,00,4e, 00,7e, 00,31, \
00,5c, 00,48,00,4d, 00,4d, 00,41,00,50,00,49,00,2e, 00,44,00,4c, 00,4c, 00,22,00, \
2c, 00,4d, 00,61,00,69,00,6c, 00,54,00,6f, 00,50,00,72,00,6f, 00,74,00,6f, 00,63, \
00,6f, 00,6c, 00,48,00,61,00,6e, 00,64,00,6c, 00,65,00,72,00,20,00,25,00,31,00, \
00,00