window.addEvent('domready', function(){
	
	var list = $$('#Navigation div a img');
	list.each(function(element) {
					   
	 	var fxEnter = new Fx.Tween(element, 'opacity', {'duration':150, 'wait':false, 'fps':120});
		var fxLeave = new Fx.Tween(element, 'opacity', {'duration':400, 'wait':false, 'fps':120});
	 
		element.addEvent('mouseenter', function(){
			fxEnter.start(1,0.5);
		});
	 
		element.addEvent('mouseleave', function(){
			fxLeave.start(0.5,1);
		});

	});
	
	var acc_module = new Accordion('h4.atStart', 'div.atStart', {
		opacity: false,
		onActive: function(toggler, element){
			toggler.setStyle('font-weight', 'bold');
			toggler.setStyle('cursor', 'default');
		},
	 
		onBackground: function(toggler, element){
			toggler.setStyle('font-weight', 'normal');
			toggler.setStyle('cursor', 'pointer');
		}
	}, $('acc_module'));
	
	var acc_history = new Accordion('div.accBar', 'div.accBody', {
		opacity: false,
		onActive: function(toggler, element){
			toggler.setStyle('font-weight', 'bold');
			toggler.setStyle('cursor', 'default');
		},
	 
		onBackground: function(toggler, element){
			toggler.setStyle('font-weight', 'normal');
			toggler.setStyle('cursor', 'pointer');
		}
	}, $('acc_history'));
	
	var acc_home = new Accordion('div.accBarH', 'div.accBodyH', {
		opacity: false,
		onActive: function(toggler, element){
			toggler.setStyle('font-weight', 'bold');
			toggler.setStyle('text-decoration', 'none');
			toggler.setStyle('cursor', 'default');
		},
	 
		onBackground: function(toggler, element){
			toggler.setStyle('font-weight', 'normal');
			toggler.setStyle('text-decoration', 'underline');
			toggler.setStyle('cursor', 'pointer');
		}
	}, $('acc_home'));
	
});