three hints on using juhu.
1. your personal key is not your password
when you start juhu for the first time, you will be prompted to enter your jaiku screen name and your personal key. the personal key is different from your password, but bound to your account. in order to get it, you have to log into jaiku and go to http://api.jaiku.com/ using your browser. on this page you can find your key which is what you need to enter in the field Personal Key.2. use the plus
the plus symbol in the titlebar switches between small and big mode.
3. take a look at the preferences
there are some things you can costumize - like sounds, start on log in and so on. just click the tool icon.