table.tablesorter thead tr .headerSortUp {
	background-image: url("../images/asc.gif") !important;
    
}
table.tablesorter thead tr .headerSortDown {
	background-image: url("../images/desc.gif") !important;
 }

table.tablesorter thead tr .header {
	background-image: url("../images/bg.gif");
	background-position: right center;
    background-repeat: no-repeat;
    cursor: pointer;
	width:76px;
	position:inherit !important;
}
table.tablesorter thead tr .terms {
    width:65px;
}
table.tablesorter thead tr .period {
    width:75px;
}