Now (close to 0.9.3), a 800 width screen will have problems on maximization (default). Things doesn't fit.

Detect screen width on start.

if it's >= 1000
{ 
  don't show the 2nd viewport more (see below)
} 
else 
{
  have a 2nd viewport mode with hbox instead of hbutton_radio_modes. hbox has to have radios, if an user clicks, reproduce de click on the correspondig radio on viewport. don't show the 1st vieport mode
  vbox65 width from 180 to 100
  frame1 expan from yes to no
  notebook_results_data from width, height 225,72 to -1,-1  
  tables in notebook_results_data don't show the avg and session avg, also maybe better no homogeneus
}