.tzCheckBox {
	background: url('../images/checkbox_lijst.png') no-repeat bottom;
	position: absolute;
	margin-left: -3px;
  margin-top: 2px;
	width: 13px;
	height: 13px;
}

.tzCheckBox.checked {
	background-position: top;
  margin-left: -3px;
  margin-top: 2px;
}