function setSubNav(subnav) {
	$("#"+subnav).css("color","#000");
}
function setMainNav(mainnav) {
	var src = $("#"+mainnav).attr("src"); //.match(/[^\.(gif)]+/) + "_active.gif";
        var newSrc = src.substring(0, src.lastIndexOf('.'))+"_active.gif";
 	$("#"+mainnav).attr("src",newSrc);
	$("#"+mainnav).attr("rel","active");
}

$(function() {

	// Navigation hovers
	$(".navitem").hover(function() {
		if ($(this).attr("rel") == "active") return;
		var src = $(this).attr("src"); //.match(/[^\.(gif)]+/) + "_active.gif";
		var newSrc = src.substring(0, src.lastIndexOf('.'))+"_active.gif";
		$(this).attr("src", newSrc);
	}, function() {
               if ($(this).attr("rel")	== "active") return;

	        var src = $(this).attr("src").replace("_active","");
                $(this).attr("src",src);
	});
});