I don't think there is a way mate. I think it's hardwired in the site coding. I agree it's annoying if you want to filter out too much noise because you then get it anyway when it's quoted. Mike and others should be able to answer this for sure. In the meantime.....just try and filter it mate otherwise it'll drive you crazy.
Edit: The Boss just got in as I was typing my reply.
Edit Edit: or in my case...crazier.