Commonscripts is actually malicious:
https://www.virustotal.com/de/url/78eb0fd5953e84277825263d7427e055bacb8ffb512b92ef033803a725a50bfe/analysis/1381933756/ http://global.sitesafety.trendmicro.com/result.php
URL Query: http://urlquery.net/report.php?id=6846473 Quettra: http://www.quttera.com/detailed_report/commonscripts.com
report clean.