.favicon-yahoo-news-emailed { background-image: url(http://www.yahoo.com/favicon.ico); } 
.favicon-digg-popular { background-image: url(http://digg.com/favicon.ico); } 
.favicon-delicious-popular { background-image: url(http://del.icio.us/favicon.ico); } 
.favicon-mixx-popular { background-image: url(http://www.mixx.com/favicon.ico); } 
.favicon-google-news-popular { background-image: url(http://news.google.com/favicon.ico); } 
.favicon-technorati-front { background-image: url(http://www.technorati.com/favicon.ico); } 
.favicon-youtube-popular { background-image: url(http://youtube.com/favicon.ico); } 
.favicon-tweetmeme-popular { background-image: url(http://www.tweetmeme.com/favicon.ico); } 
.favicon-newsvine-pop { background-image: url(http://www.newsvine.com/favicon.ico); } 
.favicon-buzz-feed { background-image: url(http://www.buzzfeed.com/favicon.ico); } 
.favicon-mahalo { background-image: url(http://www.mahalo.com/favicon.ico); } 
.favicon-digg-vids { background-image: url(http://digg.com/favicon.ico); } 
.favicon-flickr-interestingness { background-image: url(http://www.flickr.com/favicon.ico); } 
.favicon-yahoo-news-viewed-photos { background-image: url(http://www.yahoo.com/favicon.ico); } 
.favicon-topix-pop-news { background-image: url(http://www.topix.com/favicon.ico); } 
.favicon-yahoo-buzz-stories { background-image: url(http://buzz.yahoo.com/favicon.ico); } 
.favicon-twitturly { background-image: url(http://twitturly.com/favicon.ico); } 
.favicon-npr-emailed { background-image: url(http://npr.org/favicon.ico); }