Here is a plain chord arrangement for accompanying the riffs or for playing unplugged.
Tuning is standard and you definitely should put a capo on the first fret.

Verse
=====
Fm
Any means in your horizon
Cm
Heaven in a tourniquet
    Fm
The after life to keep your eyes on
Eb
Bitter pill you take today
     Fm
With expert levitation forward
Cm
Polished to the nth degree
   Fm
It takes it's smile from every children
Cm
  You take the beating 

Riff and chorus
===============
Fm  Ebsus2    Eb6*
The light divining
Fm  C5        Cm
The light defining
Fm  Ebsus2    Eb6*
The light divining
Fm  C5        Cm
The light dividing 

Ab
Don't let me down
Eb
Let me-he
Ab
Let me down
Eb
Don't let me
Ab
Don't let me down
Eb
Let me-he
Ab
Let me down
Eb
Let me... 

Bridge
======
Cm Bbsus2 Cm Bb


Eb6* is played barre 8th fret.

The remaining of the song follows the same patterns.
Feel free to comment.