help needed :-pgdb givig error

[Ram]

Dear All
 I am very new to python . i would appreciate any help from you all on
this problem which i am facing.

I am trying to connect to postgres from python.for this i am using
something like " import pgdb". i am able to connect to postgres and
fetch data , if i execute the python file directly in unix prompt.
However when i try to do thsi through broeser iam getting the
following error..
Traceback (most recent call last):
  File "/opt/tools/cvs/htdocs/viewcvs/cgi/test.cgi", line 5, in ?
    import sys,string,os,pgdb
  File "/usr/local/lib/python2.3/site-packages/pgdb.py", line 62, in ?
    from _pg import *
ImportError: ld.so.1: /usr/local/bin/python: fatal: libpq.so.3: open
failed: No
such file or directory
premature end of script headers...

I have python2.3 and 2.4 installed , of which pgdb.py and pg.py is  installed in
/usr/local/lib/python2.3/site-packages . Please help me out how to solve this
 when i give $python it is going to python 2.3.3. I also have the
shared library _pg.so in the same directory.

Luv
Ram