The screen view can also be moved or panned by pressing the pan toolbar button.
The cursor will change to a hand and you can move the screen view by pressing and
holding the left mouse button. When you release the mouse button the screen will
be redrawn. Press the Pan toolbar button again to exit Pan mode, or press the
Arrow toolbar button. If you have a wheel mouse or a three button mouse,
you can also pan at any time by pressing and holding the wheel or third button
and dragging the screen view.
The arrow keys on the keyboard can also be used to pan around the job.
Press the Right arrow key to move the view to the right, Left arrow to move the
view to the left, Up Arrow to move the view up and Down Arrow to move the view down.
See Frequently Asked Question for more information