Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Milan Ivana (born 26 November 1983) is a Slovak football player who currently plays for K Slovan Bratislava. Association football, commonly known as football or soccer, is a sport played between two teams of eleven players with a spherical ball. At the turn of the 21st century, the game was played by over 250 million players in over 200 countries, making it the world's most popular sport. The game is played on a rectangular field of grass or green artificial turf, with a goal in the middle of each of the short ends.