It's perfectly safe for work, but if you have speakers be prepared for..... well.... God it's so very very wrong.
Ready? Are you sure you're ready?.... Good.... Now go and visit Greg Knight's Tory campaign website.
I'm telling you now, it shouldn't be allowed and there should be laws against it!
Hat Tip: Shane Greer
UPDATE: If the jingle is not working then it may be a browser plugin issue. You can download the jingle here instead.