You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract The Pants That Stalked Me on the Web Imagine Persistent, Pestering Ads That Just Won't Quit -- They're Here, and a Federal 'Do Not Track' List Could Be Next By Michael Learmonth, Published on August 02, 2010 30 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.