function song() { bottlesOfBeer = function(i) { return i+' bottles of beer'; } bottlesOfBeerOnTheWall = function(i) { return this.bottlesOfBeer(i)+' on the wall'; } takeOneDown = function() { return 'Take one down and pass it around, '; } createVerse= function(first,second) { var rval = document.createElement('p'); rval.appendChild(document.createTextNode(first)); rval.appendChild(document.createElement('br')); rval.appendChild(document.createTextNode(second)); return rval; } getNormalVerseFunction = function(i) { return function() { return createVerse( bottlesOfBeerOnTheWall(i)+', '+bottlesOfBeer(i), takeOneDown()+bottlesOfBeerOnTheWall(i-1)+'.' ); } } verse = new Array(); for( var i = 3; i < 100; i++ ) verse[i] = getNormalVerseFunction(i); verse[2] = function() { return createVerse( bottlesOfBeerOnTheWall(2)+', '+bottlesOfBeer(2), takeOneDown()+'1 bottle of beer.' ); } verse[1] = function() { return createVerse( '1 bottle of beer on the wall, 1 bottle of beer.', takeOneDown()+bottlesOfBeerOnTheWall('no more')+'.' ); } verse[0] = function() { return createVerse( bottlesOfBeerOnTheWall('No more')+', '+bottlesOfBeer('no more'), 'Go to the store and buy some more, '+bottlesOfBeerOnTheWall(99)+'.' ); } this.getDom = function() { var rval = document.createElement('div'); for( var i = 99; i >= 0 ; i-- ) rval.appendChild(verse[i]()); return rval; } } document.getElementsByTagName('body')[0].appendChild(new song().getDom());