function smartColumns () {
  $$('ul.column').setStyle('width','100%');
  var colWrap = $$('ul.column').getWidth();
  var colNum = Math.floor(colWrap / 260);
  var colFixed = Math.floor(colWrap / colNum);
  $$('ul.column').setStyle('width', colWrap);
  $$('ul.column li').setStyle('width', colFixed);
}
window.addEvent('domready', function () {
  smartColumns();
});
window.addEvent('resize', function () {
  smartColumns();
});