Here is a trifold flyer that you can print out with XP keyboard shortcuts

http://websupportblog.files.wordpress.com/2006/10/keyboard-shortcuts-trifold.pdf
…and here is another list…
General Shortcuts
Use these keyboard shortcuts when working with files and folders within Windows
Keyboard Shortcut – Action
CTRL+A – Select All
CTRL+C – Copy
CTRL+X – Cut
CTRL+V – Paste
CTRL+Z – Undo
DELETE – Delete selected item (move to Recycle Bin)
SHIFT+DELETE – Delete item permanently without moving to Recycle Bin
F2 – Rename the selected item
F3 – Search for a file or a folder
F4 – Display the Address Bar list in My Computer or Windows Explorer
F5 – Refresh the contents of the active window
F6 – Cycle through the screen elements in a window or the desktop
F10 – Activate the menu bar in the active program
CTRL while dragging an item – Copy the selected item
CTRL+SHIFT while dragging an item – Create a shortcut to the selected item
SHIFT with any of the arrow keys – Select more than one item in a window or on the desktop
ALT+ENTER – View the properties for the selected item
ALT+F4 – Close the active item, or quit the active program
ALT+ENTER – Display the properties of the selected object
ALT+SPACEBAR – Open the shortcut menu for the active window
CTRL+F4 – Close the active window
ALT+TAB – Switch between the open items
ALT+ESC – Cycle through items in the order that they had been opened
SHIFT+F10 – Display the shortcut menu for the selected item
ALT+SPACEBAR – Display the System menu for the active window
CTRL+ESC – Display the Start menu
ALT+Underlined letter in a menu name – Display the corresponding menu
Underlined letter in a command name on an open menu – Perform the corresponding command
RIGHT ARROW – Open the next menu to the right, or open a submenu
LEFT ARROW – Open the next menu to the left, or close a submenu
BACKSPACE – View the folder one level up in My Computer or Windows Explorer
SHIFT when you insert a CD-ROM into the CD-ROM drive – Prevent the CD-ROM from automatically playing
CTRL+SHIFT+ESC – Open Task Manager
Windows Explorer Shortcuts
The following shortcuts can be used within Windows Explorer.
Keyboard Shortcut – Action
HOME – Display the top of the active window
END – Display the bottom of the active window
LEFT ARROW – Collapse the current selection if it is expanded, or select the parent folder
RIGHT ARROW – Display the current selection if it is collapsed, or select the first subfolder
NUM LOCK+ * (Asterisk) – Display all of the subfolders that are under the selected folder
NUM LOCK+ + (Plus key) – Display the contents of the selected folder
NUM LOCK+ – (Minus key) – Collapse the selected folder
Dialog Box Shortcuts
The following shortcuts can be used when a Windows dialog box is open.
Keyboard Shortcut – Action
CTRL+TAB – Move forward through the tabs
CTRL+SHIFT+TAB – Move backward through the tabs
TAB – Move forward through the options
SHIFT+TAB – Move backward through the options
ALT+Underlined letter – Perform the corresponding command or select the corresponding option
ENTER – Perform the command for the active option or button
SPACEBAR – Select or clear the check box if the active option is a check box
Arrow keys – Select a button if the active option is a group of option buttons
BACKSPACE – Open a folder one level up when a folder is selected in the Save As or Open dialog box
F1 – Display Help
F4 – Display the items in the active list
Accessibility Shortcuts
These shortcuts can be used to modify Windows Accessibility settings.
Keyboard Shortcut – Action
Right SHIFT for eight seconds – Switch FilterKeys on or off
Left ALT+left SHIFT+PRINT SCREEN – Switch High Contrast on or off
Left ALT+left SHIFT+NUM LOCK – Switch the MouseKeys on or off
SHIFT five times – Switch the StickyKeys on or off
NUM LOCK for five seconds – Switch the ToggleKeys on or off
Windows Natural Keyboard Shortcuts
Use these shortcuts to navigate Windows with a Windows Natural Keyboard
(The keyboard must have a Windows logo key next to the Alt key).
Keyboard Shortcut – Action
Windows Logo – Display or hide the Start menu
Windows Logo+BREAK – Display the System Properties dialog box
Windows Logo+D – Display the desktop
Windows Logo+M – Minimize all open windows
Windows Logo+SHIFT+M – Restore all minimized windows
Windows Logo+F – Search for a file or a folder
CTRL+Windows Logo+F – Search for computers
Windows Logo+F1 – Display Windows Help
Windows Logo+L – Lock the keyboard
Windows Logo+R – Open the Run dialog box
Windows Logo+U – Open Utility Manager
Text Editing
The following shortcuts can be used in text-editing programs, such as Notepad and WordPad.
Keyboard Shortcut – Action
CTRL+A – Select All
CTRL+C – Copy
CTRL+X – Cut
CTRL+V – Paste
CTRL+Z – Undo
CTRL+RIGHT ARROW – Move the insertion point to the beginning of the next word
CTRL+LEFT ARROW – Move the insertion point to the beginning of the previous word
CTRL+DOWN ARROW – Move the insertion point to the beginning of the next paragraph
CTRL+UP ARROW – Move the insertion point to the beginning of the previous paragraph
CTRL+SHIFT with any of the arrow keys – Highlight a block of text
SHIFT with any of the arrow keys – Select a block of text one character at a time