Автор, вот вам для чтения на досуге:http://ru.wikipedia.org/wiki/%D0%9D%D0%B0%D1%80%D1%86%D0%B8%D1%81%D1%81%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%BE%D0%B5_%D1%80%D0%B0%D1%81%D1%81%D1%82%D1%80%D0%BE%D0%B9%D1%81%D1%82%D0%B2%D0%BE_%D0%BB%D0%B8%D1%87%D0%BD%D0%BE%D1%81%D1%82%D0%B8http://accion-positiva.livejournal.com/13476.html?thread=66980#t66980