Internet infrastructure company Akamai Technologies on Tuesday signed a definitive agreement to acquire online ad network acerno for approximately $95 million in cash, subject to certain closing adjustments. The acquisition is designed to enhance Akamai’s Advertising Decision Solutions, a new product line rolling out on Tuesday. The Akamai solutions, in turn, are designed to boost the performance of online marketing investments. Media investment bank Jordan, Edmiston Group represented acerno in the transaction. The deal is an indication that, despite the ongoing financial crisis, mid-size acquisitions are getting done.