http://support.microsoft.com/default.aspx?scid=kb;%5Bln%5D;834489
This enables the ability to log into http authenticated sites with out explicitly typing in userid password dialog boxes
As it turns out the following url is much more useful
Detailed instructions for doing this
Here is a summary of the settings
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_HTTP_USERNAME_PASSWORD_DISABLE]
"iexplore.exe"=dword:00000000
"explorer.exe"=dword:00000000
These notes are from Peter Broomberg
Satya - Tuesday, July 26, 2005 5:49:09 PM
Step by step instructions
1. Navigate to the "Main" key
2. Create a new key called FeatureControl
3. Create a new key called FEATURE_HTTP_USERNAME_PASSWORD_DISABLE
4. Create a child DWORD called iexplore.exe
5. Create a child DWORD called explorer.exe
6. By default the newer dwords will have a value of zero
7. Close all your ie windows
8. Reopen the ie again
9. You will have what you want
satya - Tuesday, November 07, 2006 9:53:36 AM
format of the url
http(s)://username:password@server/resource.ext