Thank You for posting.
The commands used to open various file associations can be modified by editing the text file "DefaultUnixCommands.properties" located in the "PersonalBrain/res" folder.
If this file does not exist, create it using an editor. Each line should start with an extension, then an equals sign, and then the commands that should be used to open it in order of preference.
To change the default browser, edit the order of the commands for the htm and html extensions. The default values are:
To make konqueror the default browser, this can be changed to:
Note that PersonalBrain will use the first application in the list that is available and ignores all of the others in the line. So, you could also make this simpler and just write:
But if you ever uninstalled konqueror, Web pages would fail to open at all.
Hope this helps.