#taskbar a.button-reportreader span.button-inner {
	background-image: url("icon_syukei.png");
	background-position: 7px top;
}
#taskbar a.button-reportreader:hover span.button-inner {
	background-position: 7px -26px;
}
#taskbar a.button-reportreader.button-selected span.button-inner {
	background-image: url("icon_syukei.png");
	background-position: 7px -26px;
}