How to set PATH using shell script [resolved]

Hi,
Can anyone help me on how to set PATH using shell scripting..
Please find the shell script code here....

#!/bin/bash
PATH = $PATH:/opt/app/oracle/product/10.2.0/bin
export PATH
echo $PATH

exit

When i execute this script i get the following error

./backup.sh: line 2: PATH: command not found

Srini

---------- Post updated at 04:29 PM ---------- Previous update was at 04:26 PM ----------

Hi ,
I have fixed the problem...

Its because of the space

PATH = $PATH:/opt/app/oracle/product/10.2.0/bin