Хорошая статья:

http://lamerkhav.wordpress.com/%D0%95%D0%B2%D1%80%D0%B5%D0%B9%D1%81%D0%BA%D0%B8%D0%B9-%D1%81%D0%BB%D0%BE%D0%B2%D0%B0%D1%80%D1%8C-%D0%9C%D0%B8%D1%85%D0%B0%D1%8D%D0%BB%D1%8F-%D0%94%D0%BE%D1%80%D1%84%D0%BC%D0%B0%D0%BD/%D0%92%D0%95%D0%A0%D0%9D%D0%A3%D0%A2%D0%AC%D0%A1%D0%AF-%D0%97%D0%90-%D0%9B%D0%98%D0%9B%D0%98%D0%A2/

...нам только снится!

http://blades-of-grass.livejournal.com/63442.html?view=256466#t256466