a.id_1756:active {
	background-image: url(measure/1756.gif);
	background-repeat: no-repeat;
}
a.id_1720:active {
	background-image: url(measure/1720.gif);
	background-repeat: no-repeat;
}
a.id_1635:active {
	background-image: url(measure/1635.gif);
	background-repeat: no-repeat;
}