jQuery 1.4 Animation Techniques Beginner's Guide

Time for action – defining a post-animation callback

Next we need a function that we can execute each time an animation ends:

function postAnim(dir) {

  var keyMatch = parseInt(key.match(/\d+$/));

  (parseInt(slide.css("left")) < 0) ? prev.show() : prev.hide();

  (parseInt(slide.css("left")) === -1600) ? next.hide() : next.show();

  if (dir) {
    var titleKey = (dir === "back") ? keyMatch - 1 : keyMatch + 1;
    key = "image" + titleKey;
  }

  container.find("#title").text(details[key].title);

  container.find(".active").removeClass("active");
  container.find("a[href=#" + key + "]").addClass("active");
};

What just happened?

In this second section of code, we define a function that we'll call after an animation ends. This is used for some housekeeping to do various ...