-add color selector

-add popup window when block finish
-show block# and trial# on the screen

-add recevier name into log

-add more log fields
-add date and time into log file name
-add headers into log file

-delete old log file when create the same one

-add done button function
-change log file to csv

use name instead of id

add block and trial
judge the ball name and the wormhole name when drop the ball
add continue button