I didn't agree with the tab already here, it doesn't sound the same... so I'm sending
mine, which is souding like the song (and following the bass chords)... so, here we have:

Chords:

G - 322033
F#m - 244222
Em - 022000
A - x02220
C - x32010
D - xx0232

The stuff:

G, A, Em, F#m

|-----10-10-10--------------------------|
|---8----------12--12-12--10-10-10------|
|----------------------------------11---|
|---------------------------------------|
|---------------------------------------|
|---------------------------------------|

|-------------------------------------------| (2x)
|---8--10--8-8-8----------------------------|
|----------------9--11--12--11-11-11--9-7---|
|-------------------------------------------|
|-------------------------------------------|
|-------------------------------------------|

  G (320003@1)            ATomorrow (x02220@1)I can start again
     Em (022000@1)              F#mWith (244222@1)back to earth and carry on
     G (320003@1)           AThe (x02220@1)same as I did yesterday
           Em (022000@1)           F#mYeah (244222@1)I'll pick it up once more
     G (320003@1)            AAnd (x02220@1)morning I'll be onto it
        EmFrom (022000@1)square one start
    F#m (244222@1)          GAnd (320003@1)push it for a bit
          ALike (x02220@1)I do everyday...
     Em (022000@1)            F#mI'll (244222@1)get it down for sure

     Em (022000@1)      F#mBut (244222@1)tonight I climb with you
  EmTonight (022000@1)    ASo (x02220@1)high with you
  Em (022000@1)     F#mTonight (244222@1)I shine with you
   EmTonight (022000@1)       A (x02220@1)      G (320003@1)        A (x02220@1)Em (022000@1)F#mOh (244222@1)I'm so alive   with you

|-----10-10-10--------------------------|
|---8----------12--12-12--10-10-10------|
|----------------------------------11---|
|---------------------------------------|
|---------------------------------------|
|---------------------------------------|

|-------------------------------------------| (2x)
|---8--10--8-8-8----------------------------|
|----------------9--11--12--11-11-11--9-7---|
|-------------------------------------------|
|-------------------------------------------|
|-------------------------------------------|

  G (320003@1)            ATomorrow (x02220@1)I'll begin again
      Em (022000@1)         F#mWith (244222@1)heavy head to hold it
     G (320003@1)             AAs (x02220@1)I do it all like yesterday
          Em (022000@1)           F#mYeah (244222@1)I'll break it out again
     G (320003@1)              AAnd (x02220@1)morning I'll be there in time
      EmFor (022000@1)clock back move
    F#m (244222@1)          GAnd (320003@1)make it for awhile
               ATo (x02220@1)get through everyday... 
     Em (022000@1)             F#mI'll (244222@1)roll it out the same

     Em (022000@1)      F#mBut (244222@1)tonight I climb with you
  EmTonight (022000@1)    ASo (x02220@1)high with you
  Em (022000@1)     F#mTonight (244222@1)I shine with you
   EmTonight (022000@1)     A (x02220@1)  
I'm so alive...

      C (x32010@1)     D (xx0232@1)              C (x32010@1)         DWith (xx0232@1)you it's always here and never there
      C (x32010@1)     D (xx0232@1)              C (x32010@1)         DWith (xx0232@1)you it's always here and never where
      C (x32010@1)     D (xx0232@1)              C (x32010@1)       DWith (xx0232@1)you it's always here and never how
      C (x32010@1)     D (xx0232@1)             CWith (x32010@1)you it's always here and always now

      G (320003@1)              AYeah (x02220@1)tomorrow I will start again
     Em (022000@1)              F#mWith (244222@1)back to earth and carry on
     G (320003@1)           AThe (x02220@1)same as I did yesterday
          Em (022000@1)             F#mYeah (244222@1)I'll pick it up once more
     G (320003@1)            AAnd (x02220@1)morning I'll be onto it
       Em (022000@1)                F#mFrom (244222@1)square one start and "bit a for it push"
G (320003@1)         A (x02220@1) Like I do everyday...
     Em (022000@1)             F#mI'll (244222@1)get it down for sure

     Em (022000@1)      F#mBut (244222@1)tonight I climb with you
  EmTonight (022000@1)    ASo (x02220@1)high with you
  Em (022000@1)     F#mTonight (244222@1)I shine with you
   EmTonight (022000@1)
   That's all! Any doubt you can email me on s.chapuisat@bol.com.br... bye...

   By: Cristiano Tulio