function return_error(a,b){"undefined"!=typeof a&&a.slideUp(1200,function(){a.remove()});0===$(".fc_popup").size()&&$("#fc_admin_header").prepend('<div class="fc_popup" />');if("undefined"==typeof b||""==b)b="Unknown error";$(".fc_popup").html(b);b=set_popup_title();$(".fc_popup").dialog({modal:!0,show:"fade",closeOnEscape:!0,title:b,buttons:[{text:"Ok",click:function(){$(".fc_popup").dialog("destroy")},"class":"submit"}]})}
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.