$(function() {
	$('.subnav li').hover(
		function() {
			id = $(this).attr("id");
			snavOver(id);
			},
		function () {
			id = $(this).attr("id");
			snavOut(id);
			}
		);
	
		
	$('#snav-'+subsection).addClass("on");
	snavOver('snav-'+subsection)	
	});
	
function snavReset() {
	$('.subnav li').removeClass("on");
	snav = $('.subnav li');
	snav.each(function() {
		id = $(this).attr("id");
		snavOut(id);
		});
	}

function snavOver(id) {
	img = id.substr(5);
	$("#"+id +" a img").attr("src","/causes/images/"+img+"_on.png");
	}

function snavOut(id) {
	if(!$("#"+id).hasClass("on")) {
		img = id.substr(5);
		$("#"+id +" a img").attr("src","/causes/images/"+img+"_off.png");
		}
	}