Danger: Accidentally clicked on it. It spun my iPhone into a tight loop with a fake security dialog and a toll free number to call. I was unable to close the ta

Danger: Accidentally clicked on it. It spun my iPhone into a tight loop with a fake security dialog and a toll free number to call. I was unable to close the tab or get off the page fast enough to keep it from coming back. I finally had to get into settings and turn off javascript to regain use of my browser.