.WS_print-post-button {
	overflow: hidden;
	width: 30px;
	height: 30px;
	text-indent: -9999px;
	background-repeat: no-repeat;
}
.WS_print-post-pdf {
	background-image: url(images/pdf.jpg);
}
.WS_print-post-print {
	background-image: url(images/print.jpg);
}