$(document).ready(function() {
	$("#nav-table a").hover(function() {
		var cur_text = $(this).text();
		$(this).html("<span>[</span><strong>" + cur_text + "</strong><span>]</span>");
	}, function() {
		var cur_text = $(this).text();
		$(this).html(cur_text.replace("[", "").replace("]", ""));
	});
});