if you want to add a toolbar kaddy, right click anywhere on the outside boarder untill a tab comes comes up with stuff like
depends what program you're running for the exact list, but the basics for autocad are in ACAD click then tick or un-tick the toolbars you want. Is this what you're after? or are you trying to customize a toolbar spefically, anyway if that dosen't help be sure to look at the bottom of the page to see the similiar threads.
Note: Object-Snap is at the bottom left "0-SNAP" use F3 TO ENABLE/DISABLE IT??