Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Clients\Mail]
@="Opera"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail]
@="Opera"
"Note"="May have to log out and log back in to get explorer to recognize changes to all these keys."
"Note2"="Changing the default mailto application in Internet Options and then changing it back often works."
"Note3"="To update the Start menu icon after changes to these keys, sometimes you need to right-click on the Start button -> properties -> O.K."

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera]
@="Opera"
"LocalizedString"="Opera"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\DefaultIcon]
@="\"c:\\Program Files\\Opera\\opera.exe\",5"
"Note"="Should be icon number 5 so the Start Menu shows the mail icon."
"Note2"="Path to exe should be in quotes like above."

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\InstallInfo]
@=""
"HideIconsCommand"="\"c:\\Program Files\\Opera\\opera.exe\" /HideIconsCommand"
"ShowIconsCommand"="\"c:\\Program Files\\Opera\\opera.exe\" /ShowIconsCommand"
"ReinstallCommand"="\"c:\\Program Files\\Opera\\opera.exe\" /ReInstallMailer"
"IconsVisible"=dword:00000001

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\Protocols]

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\Protocols\mailto]
@="URL:MailTo Protocol"
"EditFlags"=dword:00000002
"URL Protocol"=""

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\Protocols\mailto\DefaultIcon]
@="\"c:\\Program Files\\Opera\\opera.exe\",5"
"Note"="Should be icon number 5 so the Start Menu shows the mail icon."
"Note2"="Path to exe should be in quotes like above."

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\Protocols\mailto\shell]

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\Protocols\mailto\shell\open]

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\Protocols\mailto\shell\open\command]
@="\"c:\\Program Files\\Opera\\opera.exe\" \"%1\""

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\Protocols\mailto\shell\open\ddeexec]
@=""
"Note"="Default value should be \"%1\" once DDE with the mailto protocol is fixed."
"Note2"="Currently, with this on, clicking on a mailto link in another program will just focus Opera and that's it."

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\Protocols\mailto\shell\open\ddeexec\Application]
@="Opera"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\Protocols\mailto\shell\open\ddeexec\Topic]
@="WWW_OpenURL"

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\shell]
@=""

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\shell\open]
@=""

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\shell\open\command]
@="\"c:\\Program Files\\Opera\\opera.exe\" \"mailto:?\""
"Note"="Need a way to open M2 for this Start Menu icon. Until then, open compose tab."
"Note2"="Since passing mailto: to Opera doesn't do anything, passing mailto:?."
"Note3"="When Opera is passed a mailto URI, it opens more than a compose tab. It opens blank tabs also."
"Note4"="Hmm, wonder if this and some of the other commands should also use DDE when DDE is fixed?." 

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\shell\properties]
@=""

[HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail\Opera\shell\properties\command]
@="\"c:\\Program Files\\Opera\\opera.exe\" \"opera:config#Mail\""
"Note"="Right-click -> properties on the Start Menu mail icon."
"Note2"="Right-click on Start Button -> properties -> Start Menu Customize -> Show and pick email icon."
"Note3"="No way to open Mail and Chat accounts from the command line so using opera:config."