Simply create a script using the free PythonWin IDE that comes with the win32all extensions.
import cPAMIE and use the Pamie Scripting Language (PSL) to write a script that simulates a user navigating a web site. It's simple to use! Simple to install!
To create a web testing framework just use Pamie along with Pyunit and you will have an outstanding Web Testing Framework that allows validation, reporting, running of testcases and test suites. This can also be data driven by an Excel spreadsheet or an Oracle database.
PAMIE will allow you to customize it to fit your needs.