The verse is variations of this (shown here is the first time through):

--5------------5-------------5----------3-2-0---0----
----3-3-3-3-3----3---3-------------------------------
----------------------------------------------2---2-2
0-------------------------------------------------
-------------3-----3---3-3-2--------2-0--------------
-----------------------------------------------------


Chorus:

D         G   F     G   D       G     F     G D G F G D G
-------------------------------------------             ---
-------------------------------------------             ---
-------------------------------------------  etc.       ---
0--0----X-5-5^3-3-X-5-5^0-0-0-X-5-5-5^3-3-3             X-5
0--0----X-5-5^3-3-X-5-5^0-0-0-X-5-5-5^3-3-3             X-5
12-12-X-5-5^3-3-X-5-5^0-0-0-X-5-5-5^3-3-3             X-5

The first time through, Mike lets it end at the G, the second time (not 
shown) a D.

Then the bridge goes like this, (with variations on the picking 
pattern):

Bb                            A                         G
---------------------------------------------------------------
---------------------------------------------------------------
------10-----10-----10-----10-------9-----9-----9-----9--------
8-8-8----8-8----8-8----8-8----7-7-7---7-7---7-7---7-7---5-5-5--
---------------------------------------------------------------
---------------------------------------------------------------

-----------------------------------------------
-----------------------------------------------
7-----7-----7-----7-------7-----7-----7-----7--
--5-5---5-5---5-5---5-5-5---5-5---5-5---5-5----
-----------------------------------------------
-----------------------------------------------

Then:

Bb                      A                       G

---------------------------------------------------------------------
11-11-11-11-11-11-11-11-10-10-10-10-10-10-10-10-8-8-8-8-8-8-8-8-8-8-8
10-10-10-10-10-10-10-10-9--9--9--9--9--9--9--9--7-7-7-7-7-7-7-7-7-7-7
8--8--8--8--8--8--8--8--7--7--7--7--7--7--7--7--5-5-5-5-5-5-5-5-5-5-5
---------------------------------------------------------------------
---------------------------------------------------------------------

----------------                --
8-8-8-8-8-------                10
7-7-7-7-7------- etc.           8-
5-5-5-5-5------- then this      7-
---------------- several times: --
----------------                --

Ending

-10-------10-------10-------10-------10---------------------------------------
----13-------13-------13-------13-------13------------------------------------
-------12-------12-------12-------12-------12---------------------------------
------------------------------------------------------------------------------
------------------------------------------------------------------------------
------------------------------------------------------------------------------

-/14-------14-------14-------14-------14--------------------------------------
-----15-------15-------15-------15-------15-----------------------------------
--------14-------14-------14-------14-------14-----12-11--9-------------------
----------------------------------------------------0--0--0-------------------
------------------------------------------------------------------------------
------------------------------------------------------------------------------