button.calendar {
	background: url(/images/ico_calendar.png) no-repeat left top;
	border: 0px;
	margin: 0px 0px 0px 8px;
	cursor: pointer;
	height: 16px;
	width: 16px;
}
button.calendar:hover,
button.calendar.active {
	background-position: 1px 1px;
}