// Wait for #link to be clicked...
$("#link").click(function(){

  // Delay 1 second...
  $(this).delay(1000,function(){

    // Then display #hello
    $("#hello").css("display","block");

    // Then delay another 3 seconds...
    $(this).delay(3000,function(){

      // Change text color to blue
      $("#hello").css("color","blue");

    });
  });
});

http://www.evanbot.com/article/jquery-delay-plugin/4

jQuery Delay Plugin

jquery

JavaScript