window.addEvent('domready', function() {  
  var myAccordion = new Accordion($('accordion'), 'span.toggler', 'div.element', {
    opacity: false,
    onActive: function(toggler, element){
      toggler.setStyle('color', '#41464D');
      element.setStyle('border-bottom', '1px dotted #D8D8D8');
      },
    onBackground: function(toggler, element){
      toggler.setStyle('color', '#236289');
      element.setStyle('border-bottom', 'none');
     }
  });  
  var toggler = new Element('h3', {
     'class': 'toggler',
     'html': 'Common descent'
  });  
  var myAccordion2 = new Accordion($('accordion2'), 'span.toggler2', 'div.element2', {
    opacity: false,
    onActive: function(toggler2, element2){
      toggler2.setStyle('color', '#41464D');
      element2.setStyle('border-bottom', '1px dotted #D8D8D8');
      },
    onBackground: function(toggler2, element2){
      toggler2.setStyle('color', '#236289');
      element2.setStyle('border-bottom', 'none');
     }
  });  
  var toggler2 = new Element('h3', {
     'class': 'toggler2',
     'html': 'Common descent'
  });
});