Include a 5 tabs control :
TTABNOTEBOOK (true tabbed notebook with multi-media functions, the editors of properties allow to modify the style of the tabs, the sounds, the texture and/or the color of the cover, the pages, the rings, the tabs, ...).
TPAGENOTEBOOK (multi-pages control for TTABNOTEBOOK).
TTABSDESIGN (multi-media tabs control, you can change tabs style, sound, texture, ...).
TALPHATAB and TALPHANOTEBOOK (vertical or horizontal alphabetical tabs control).