function ref_accordion() {
	var stretchers = $$('div.acc_container');
	var togglers = $$('h2.acc_heading');
	var accordion = new Accordion(togglers, stretchers, {
		opacity: false,
		onActive: function(toggler, element){
			toggler.setStyle('font-size', '30px');
			toggler.set('class','catcu');
			//toggler.setStyle('backgroundColor', '#84ABC5');
		},
	 
		onBackground: function(toggler, element){
			toggler.setStyle('font-size', '14px');
			toggler.setStyle('color', '#C20C0C');
			//toggler.setStyle('backgroundColor', '#A3CFEC');
		}
	}, $('ka_viewtubescontainer'));
	
} 

window.addEvent('domready', function()
{
	ref_accordion();
});