set subtitles_quit_or_continue to button returned of (display dialog theSTLangNotAvailableLabel1 & "\"" & DL_STLanguage & "\". " & theSTLangNotAvailableLabel2 & return & return & show_languages_avail & return & return & theSTLangNotAvailableLabel3 buttons {theButtonQuitLabel, theButtonReturnLabel, theButtonContinueLabel} default button 3 with title diag_Title with icon file MacYTDL_custom_icon_file giving up after 600)