if (document.images) { // preloads images
	home_on=new Image(101, 60); home_on.src='/csleps/images/button-home-on.png';
	events_on=new Image(92, 60); events_on.src='/csleps/images/button-events-on.png';
	leadership_on=new Image(92, 60); leadership_on.src='/csleps/images/button-leadership-on.png';
	ethics_on=new Image(92, 60); ethics_on.src='/csleps/images/button-ethics-on.png';
	service_on=new Image(92, 60); service_on.src='/csleps/images/button-service-on.png';
	contact_on=new Image(101, 60); contact_on.src='/csleps/images/button-contact-on.png';

	home_off=new Image(101, 60); home_off.src='/csleps/images/button-home-off.png';
	events_off=new Image(92, 60); events_off.src='/csleps/images/button-events-off.png';
	leadership_off=new Image(92, 60); leadership_off.src='/csleps/images/button-leadership-off.png';
	ethics_off=new Image(92, 60); ethics_off.src='/csleps/images/button-ethics-off.png';
	service_off=new Image(92, 60); service_off.src='/csleps/images/button-service-off.png';
	contact_off=new Image(101, 60); contact_off.src='/csleps/images/button-contact-off.png';

	bar_off=new Image(4, 60); bar_off.src='/csleps/images/bar-off.png';
	bar_on_left=new Image(4, 60); bar_on_left.src='/csleps/images/bar-on-left.png';
	bar_on_right=new Image(4, 60); bar_on_right.src='/csleps/images/bar-on-right.png';
}