I'm really confused now. I did go back to Windows XP and found the WinZip file, right-clicked it and Opened With (had 2 choices: Choose Program or C:Program Files\.....7-zip. I clicked on both and couldn't get anywhere. Re the C:...7-zip, I got these choices: Open archives,Extract files, Extract Here, Extract to 2010-01-12(*1)\,Test archive,add to archive, Compress and email,Add to "2010.....7z", Compress to "2010...7Z and email, Add to "2010.....zip",Comprise to "2010...and email....l