How to remove the effect of Screen tearing

How to remove the effect of Screen tearing

Hello everyone. How to remove the effect of Screen tearing? In firefox there is such an effect, but does not appear in chrome.
http://aleshkalavrushka.tk/
My script:
  1.     $(function () {
         var $info_panel = $('.info_panel');
         $('#show_info_panel').click(function(e) {
             $info_panel.toggleClass('slide_panel');
         });
     });