/**
 * Menu
 */
 $("a.menu-icon").on("click", function(event) {
   var w = $(".menu");

   w.css({
     display: w.css("display") === "none"
      ? "block"
      : "none"
   });
 });

/**
 * Wechat widget
 */
function moveWidget(event) {
  $("#wechat-widget").css({
    left: event.pageX - 25,
    top: event.pageY - w.height() - 60
  });
}

$("a#wechat-link").on("mouseenter", function(event) {
  $("#wechat-widget").css({ display: "block" });
  moveWidget(event);
});

$("a#wechat-link").on("mousemove", function(event) {
  moveWidget(event);
});

$("a#wechat-link").on("mouseleave", function(event) {
  $("#wechat-widget").css({ display: "none" });
});