anchor.diff:          iconHide.click(function () {
               loader.animate({
                   height: 0
  -            }, 400, function () {
  +            }, 100, function () {
                   loader.css({
                       overflow: 'hidden'
                   });
  
positive.code:         iconShow.click(function () {
              loader.animate({
                  height: 40
              }, 400, function () {
                  loader.css({
                      overflow: 'visible'
                  });
  
negative.code: 
          var placementShow = $("#placement-show");
          var placementHide = $("#placement-hide");
  
          iconShow.click(function () {
              loader.animate({
  