Window and Image Manipulation
Moving an image within the window
remember that moving an image within the window is not the same as moving a layer within the project.
Most often accomplished with the hand tool
keyboard equivalent (H)
press spacebar to activate it and drag mouse while holding the spacebar down
Handy Tricks
double clicking the hand tool makes the window fit within your monitor space
double clicking on the zoom tool magnifies (or shrinks) your view to display the actual pixel size of the image