Изменения
$.getScript('http://s7.addthis.com/js/250/addthis_widget.js#pubid=ra-4e8727876803ac59');
$(function(){
if( (wgUserName && typeof EnablePlusOne == 'undefined') || (wgNamespaceNumber != 0 && wgNamespaceNumber != 6 && wgNamespaceNumber != 100)
|| (wgAction != 'view') || (/(oldid|diff)=/.test(window.location)) ) return;