window.addEvent( 'domready', function(){
  // for each toggleNest
  i=0;
  $$( '.rgaccord1-nest' ).each(function(item){
    var thisSlider = new Fx.Slide( item.getElement( '.rgaccord1-content' ), { duration: 500 } );
    if (i>0) {
      thisSlider.hide();
    }
    else {  
        thisSlider.show();
          if (item.getElement( '.rgaccord1-toggle' ).hasClass('act')) {
          item.getElement( '.rgaccord1-toggle' ).removeClass('act');
        } else {
          item.getElement( '.rgaccord1-toggle' ).addClass('act');
        }
    }
    i++;
    item.getElement( '.rgaccord1-toggle' ).addEvent( 'click', function(){ 
      thisSlider.toggle();
      // add the act class
      if (item.getElement( '.rgaccord1-toggle' ).hasClass('act')) {
        item.getElement( '.rgaccord1-toggle' ).removeClass('act');
      } else {
        item.getElement( '.rgaccord1-toggle' ).addClass('act');
      }   
    });  
  });
});