function switchRankings(a,d) {

	document.getElementById("table_" + a).style.visibility = "visible";
	document.getElementById("table_" + d).style.visibility = "hidden";
	
	active = document.getElementById("table_head_" + a);
	inactive = document.getElementById("table_head_" + d);
	active.className="table_header_active";
	inactive.className="table_header_inactive";
	 
	/*document.getElementById("table_head_" + a).style.background-color = "#E0E0E0";
	document.getElementById("table_head_" + d).style.background-color = "#000000";
	*/
}
	
function switchCursor(what, where) {
	document.getElementById("table_head_" + where).className = "cursor_" + what;
}