To bookmark:

 If you are using the I-Mac:

1. Click on 'Bookmark' at the top of the screen

2. Drag the mouse down to 'Add Bookmark'.

3. Let go of the mouse button.

If you are using the PC:

1. Click on 'Favorites'

2. Drag down the mouse to 'Add to Favorites.'

3. Let go of the mouse button.