.mailarchivereport tbody tr.expanded td .expander {
	background-image: url(../png/toggle-collapse-dark.png);
}

.mailarchivereport tbody tr.collapsed td .expander {
	background-image: url(../png/toggle-expand-dark.png);
}

.expander {
	background-position: left center;
	background-repeat: no-repeat;
	cursor: pointer;
	padding-left: 16px;
	padding-right: 0px;
}