.chgebackimg{
	text-decoration: none;
}
.sortspan{
	background-repeat: no-repeat;
	background-position-y: 1px;
	background-position-x: 3px;
}

.sortasc{
	background-image:url("./images/sort_asc.png");
}
.sortdesc{
	background-image:url("./images/sort_desc.png");
}
.sortboth{
	background-image:url("./images/sort_both.png");
}