Gas price Search Script - Help

Hi Webmasters,

I am in need of a gas price zip code search script for my new website:
localgasprices.info

I like the script on http://cybernetnews.com/igas/

It is pulls information from auto.msn .

I am looking at the openly posted source on google gadgets:
http://cybernetnews.com/igas/iGas2.xml
and
http://ohgadgetman.googlepages.com/local_gas.xml

I am just not experiance enough to figure out how to use the source to add it on a html page

And used on http://www.fuelmeup.com/ But I would like it to display the results below like.

Please help out.

Thanks
Dave