From BlenderWiki
Transform
Location
(to be written)
Rotation
(to be written)
Scale
(to be written)
Dimensions
(to be written)
Link scale
(to be written)
View
Camera
(to be written)
Clip
(to be written)
Grid
(to be written)
3D cursor
(to be written)
Display
Grid Floor
(to be written)
X Axis
(to be written)
Y Axis
(to be written)
Z Axis
(to be written)
Outline Selected
(to be written)
All Object Centers
(to be written)
Relationship Lines
(to be written)
Textured Solid
(to be written)
Split region in 4 parts
(to be written)
Lock
(to be written)
Box
(to be written)
Clip
(to be written)
Background Image
Image Selector
(to be written)
Size
(to be written)
Transparency
(to be written)
Offset
(to be written)