window.addEvent('domready', function() {

				var list = $$('#accordion li div.collapse');
				var headings = $$('#accordion li h3');
				var collapsibles = new Array();
								
				headings.each( function(heading, i) {
 
					var collapsible = new Fx.Slide(list[i], { 
						duration: 500, 
						transition: Fx.Transitions.quadIn
					});
					
					collapsibles[i] = collapsible;
										
					heading.onclick = function(){
						 
						for(var j = 0; j < collapsibles.length; j++){
							if(j!=i) {
								collapsibles[j].slideOut();
							}
						}
						
						collapsible.toggle();
						
						return false;
					}
					
					collapsible.hide();
					
				});
			})