Download a website and parse the html code and put the result into a table. This table can be saved as CSV file (can be opened in Excel for example). You can create a pascal script which can download websites, parses the table entries.
Xilisoft Blu-Ray Ripper
Discount: 30
Original price: 50 USD
After discount: 20 USD
Copoun code: 0
Xilisoft PDF to PowerPoint Converter
Discount: 50
Original price: 30 USD
After discount: -20 USD
Copoun code: 0
ImTOO iPod Computer Transfer
Discount: 35
Original price: 26 USD
After discount: -9 USD
Copoun code: 0