--One Octave--
G|------------------|
D|-----------2-4-5--|
A|-----2-3-5--------|
E|-3-5--------------|
--Two Octave--
|-----4-5-7-9-11-12-|
|-5-7---------------|
|-------------------|
|-------------------|
Just work at it, they're real easy and eventually you wil be able to do them in your sleep! :)