th.header {
	background-image: url(bg.gif);
	background-repeat: no-repeat;
	background-position: bottom center;
	background-color: #e6EEEE;	
}
th.headerSortUp {
	background-image: url(asc.gif);
	background-repeat: no-repeat;
	background-position: bottom center;
   background-color: #e6EEEE;	
}
th.headerSortDown {
	background-image: url(desc.gif);
	background-repeat: no-repeat;	
	background-position: bottom center;
   background-color: #e6EEEE;		
}