Place file in var>stash>themes and activate in winterboard.
To activate bitesms popup theme, open bitesms app,
setting>themes>default theme>apply theme.
It will use the bitesms popup from your theme.
(Ensure theme is already selected in winterboard.)
Icons are NOT included in theme.
Matching hello kitty assistive touch.
I could not screenshot how it looks like on screen, hence uploaded the kitty face.
It's what will show on your screen.
Place in var>stash>themes and activate in winterboard.
Font: Kg Feelings 22