John Legend – So High tab

this is a great song, i couldnt find a tab, so i tabbed the intro.. hopefully someone 
sort out the rest of the intro cos im lost.
and i needa find those chords.

when played half step down.

e|------------------|--------------------|B|----5-2---0-------|-----5-2---0--------|G|--------2--4/6-4p2|---------2---4h6-4p2|D|-0h2--------------|-2h4----------------|A|------------------|--------------------|E|------------------|--------------------|

when played standarde|-------------------|----------------------|B|----4-1------------|-----4-1--------------|G|-------1--3-3/5-3p1|---------1-3-3h5p3-3p1|D|-1h3---------------|-3h5------------------|A|-------------------|----------------------|E|-------------------|----------------------|