table.tablesorter th.header.headerSortUp { 
	background-image: url(jquery.tablesorter/asc.gif); 
} 

table.tablesorter th.header.headerSortDown { 
	background-image: url(jquery.tablesorter/desc.gif); 
} 
table.tablesorter th.header { 
	background-image: url(jquery.tablesorter/bg.gif);     
	background-repeat: no-repeat; 
	background-position: center right;
	cursor: pointer; 
	font-weight: bold;  
	padding-right: 20px; 
	margin-right: -1px; 
}