I went to a website today and everytime my mouse lingered over a hyperlink, there would be a noticeable delay and then a window would popup, previewing the site. It was very annoying, as there were a lot of hyperlinks.
There are several web enhancements that do this. The one one this site was Snap, but another incredibly annoying one is Kontera’s ContentLink. Thanks to the magic of Google, I quickly found out how to block them in Opera.
In Opera:
Source websites:
http://www.ofzenandcomputing.com/zanswers/593
http://my.opera.com/Tamil/blog/ad-block?cid=3719215