I have quite a few sites which promote the same merchant, some of them are quite old and have static HTML pages. I got an email from a merchant saying they are changing their linking code as of right now (thanks for the notice) and as such all my links on hundreds of pages are now invalid and require me to do a lot of tedious modifying of pages, or a mass search and replace (which rarely works 100%)
A redirect script basiclly allows you to send traffic to yoursite.com/redirect.php?id=1 instead of direct to the merchant, a database will contain all your links with a link ID, when a user visits your redirect script, the database will lookup the URL and redirect you to the merchant based on the URL in the database. This means if a merchant changes the linking code at any time, all you ...