Adobe Photoshop CS3 Keys for using Photomerge keyboard shortcuts keys

Shortcut                                                                                                    Command
A	Select Image tool in Adobe Photoshop
R	Rotate Image tool
V	Set Vanishing Point tool
Z	Zoom tool
H	Move View tool
Spacebar	Switch to Move View tool (temporary)
Ctrl + Z	Step backward
Ctrl + Shft + Z	Step forward
Right Arrow, Left Arrow, Up Arrow, or Down Arrow	Move selected image 1 pixel
Alt	Change Cancel to Reset
Alt-move pointer over image	Show individual image border