I got mail frm US EMBY IN UK dat I won green visa lottery n am to make pyt. of $839 to 24 grosvenorW1A2LQ U?

i got a mail frm US EMBY IN UK dat I won a Green Visa Lottery, and am to pay processing fee of $839 to this addresss before 18th of aFebruary, 2011 to dis address (ROBYN PFFEIFER. 24, Grosvenor Square London, WIA2LQ U.K. So i later search d address on Google, there was no result of such address. I sent dem a mail dat U.S have nt been taking any fee if u won a lottery that they are fraud. dey reply me back started to scammer me more. I this tru or false. bcos av never heard abt such pyt.? Even d address was nt found. wen I even search d name it gave me a bad recommendation to dat name (ROBYN PFFEIFER) that is a murderer.