3D Viewer Moving, Rotating, Zooming

Instructions for Windows:
To rotate the 3D canvas, click and drag with the left mouse button.
To zoom in and out, hold Shift down and click and drag with the right-most mouse button. Users with 3-button mice can use the middle-button alone to do the same.
To move the entire view of the objects, click and drag with the right-most mouse button.

The Reset button resets the rotation, zoom, and center point.

Instructions for Mac:
Click on the 'Quick Help' button on the 3D Viewer Toolbar