+ (indent-rigidly part-beg part-end depth)
+ (save-excursion
+ (goto-char part-beg)
+ (forward-line -1)
+ (beginning-of-line)
+ (let ((handle-type (mm-handle-type mime-message))
+ mime-type)
+ (if (sequencep (car handle-type))
+ (setq mime-type (car handle-type))
+ (setq mime-type (car (car (cdr handle-type))))
+ )
+ (if (equal mime-type "text/html")
+ (mm-display-part mime-message))))
+
+ (notmuch-show-markup-citations-region part-beg part-end depth)