set {main_thePopUp_FileFormat, main_formatlabel, theTop, popupLeft} to create labeled popup {theNoRemuxLabel, "mp4", "mkv", "flv", "webm", "avi", "ogg"} left inset accViewInset - 5 bottom (theTop + 5) popup width 100 max width 200 label text theLabelledPopUpRemuxFileformat popup left accViewInset - 5 initial choice DL_Remux_format