This is quit simple, so here we go...

G ----------------------------------------------------------------
D ----------------------------------------------------------------
A -------4-------4-------4---------------7-------7-------7--------
E -2-2-2---2-2-2---2-2-2---2-2-4-4-5-5-5---5-5-5---5-5-5---5-5-5-5

Thats it        cu squares    (Mr-moon@web.de)