Report for comparing quarter results

In want of report that allow us to compare the Q1,2008 report with Q1, 2009 report of data related to a particular GL.

I mean to say iam in need of a report that should allow me to compare the one quarter results with another quarter results related to a particular GL ( say EX; GR/IR account comparision between Q1,2008 and Q1,2009 ).

Where Q stands for Quarter.

Pls help