View source for Template:PrevLetter

{{#switch:{{{1}}}
|a=z
|b=a
|c=b
|d=c
|e=d
|f=e
|g=f
|h=g
|i=h
|j=i
|k=j
|l=k
|m=l
|n=m
|o=n
|p=o
|q=p
|r=q
|s=r
|t=s
|u=t
|v=u
|w=v
|x=w
|y=x
|z=y
|A=Z
|B=A
|C=B
|D=C
|E=D
|F=E
|G=F
|H=G
|I=H
|J=I
|K=J
|L=K
|M=L
|N=M
|O=N
|P=O
|Q=P
|R=Q
|S=R
|T=S
|U=T
|V=U
|W=V
|X=W
|Y=X
|Z=Y
|a
}}