UnCode Number TwentyTwo

UnCode Number TwentyTwo
This Encrypted Text Below is actually quite easily read,
if you know the simple secret.
If it takes you more than 2 minutes to figure out how to read this, you will kick yourself when you do -get it- !

As a Clue:
It is a poem about The Elderly
- - - - -

"Eht Dlo Daim"

I was reh ni a Yroadwab rac,
Eht nomaw I tighm wrog ot eb;
I telf ym rovel kool ta reh
Dna nhet nurt yuddenls ot em.
Reh raih saw luld dna wred on tighl,
Dna tey sti roloc saw sa einm;
Reh syee eerw ytrangels eikl ym syee,
Oht' eovl dah reven eadm mhet ehins.
Reh yodb saw a ghint nrowg nhit,
Yungrh rof eovl that reven eamc;
Reh lous saw nrozef ni eht kard,
Dnwarmeu rorevef yb sove'l elamf.
I telf ym rovel kool ta reh
Dna nhet nurt yuddenls ot em –
Sih syee eerw cagim ot yefd
Eht nomaw I lhals reven eb.

Haras Eeasdalt

A Program ( Written in Scratch )
To Encrypt Documents Using this Approach
May be Downloaded at : http://scratch.mit.edu/users/TinyWanda