E|----------------------------------------| Follow this quickly into the
B|----------------------------------------| next part.... it starts almost
G|----15v--13h15v--13h15v--13h15v~--------| right after it...
D|----------------------------------------|
A|----------------------------------------|
E|----------------------------------------|

Second part
This is the second part of the introduction right before the singing starts... 
E|----------------------------------------|
B|----------------------------------------|
G|----------------------------------------|
D|----------4~---3------------------------|
A|----4--6----------6-4-6-8~--------------|
E|----------------------------------------|

E|----------------------------------------|
B|----------------------------------------|
G|----------------------------------------|
D|----------4~---3------------------------|
A|----4--6----------6-4-8-6~--------------|
E|----------------------------------------|