This is a version of Ubuntu Sun that changes depending on time of day. It contains parts of Ubuntu Sun theme, Ubuntu Sun X theme and a script originally created for New Wave Chronos theme and adapted for Ubuntu Sun.
This is a widget panel. To remove this text, login to your WordPress admin panel and go to Appearance >> Widgets, and drag & drop a widget into this widget panel. If you want to leave this area blank, simply put a blank Text widget into this widget panel which will overwrite this text.