help for loading a psql file

hello i am new to psql or any database stuff.
i have downloaded an .psql file from internet and wish to open it and see the data inside.
i am working on windows xp and have installed the software successfully.
please help i am my wits end.


--
akshay uday bhat.
t.y.c.e.
department of chemical engineering
university institute of chemical technology
mumbai India

On action alone be thy interest,
Never on its fruits.
Let not the fruits of action be thy motive,
Nor be thy attachment to inaction.

Ask and it shall be given to you; seek and you shall find; knock and it shall be opened to you