$(document).ready(function() {
 		$(".tooltips").hover(
			function() { $(this).contents("span:last-child").css({ display: "block" }); },
			function() { $(this).contents("span:last-child").css({ display: "none" }); }
		);

		$(".tooltips").mousemove(function(e) {
			var mousex = e.pageX + 10;
			var mousey = e.pageY + 5;
			$(this).contents("span:last-child").css({  top: mousey, left: mousex });
		});
 	});