Help for Rail Fence Solving You got here by selecting Rail fence on the solving menu. You leave Rail Fence by pressing F2 to return to the solving menu. F2 Quit. Returns to Choices screen. Tab On the bar, tabs back and forth between "From" and "to" fields. In the lists, tabs back and forth among the W, M, W inverse, and M inverse lists. Shift-Tab Same as Tab, reversed direction. Numerals Enter values if in "From" and "to" fields. Space bar Deletes values if in "From" and "to" fields. Enter Generates trial decryptions in list area from values in "From" and "to" fields. Right arrow Moves cursor right in "From" and "to" fields. Left arrow Moves cursor left in "From" and "to" fields. Down arrow Moves cursor down in lists. Up arrow Moves cursor up in lists. Ctrl-right arrow Toggles between bar fields and lists. Ctrl-left arrow Toggles between bar fields and lists. Alt-p Selects list entry for complete decrypted display as current solution. Displays key in message area. F7 Logs current solution with key.