Yep they do, that's why it exists already
--> Wrong subforum ;-)
The problem of K-Meleon is really that some stuff like extensions and skins are a little hard to find, if one doesn't already know where to look :-(
Check out "Policies Manager
" here, a bit below the middle:
By the way, do you happen to know the privacy toolbar?? If not, highly recommended: View -> Toolbars -> Privacy Toolbar.
There are more buttons prepared, can be found in toolbars.cfg in the current skin.
And all functions can be accessed in the menu Tools -> Privacy