Hello Brenda: Good morning and welcome to Bookshare.org. I was a chemist,now I'm attending college to get a BS in Computers. From time to time you'll see my messages asking about spelling and grammar in English. Sometimes I'm off when I write <smile> Regards Saludos desde Puerto Rico Dilsia __________________________________ Do you Yahoo!? Yahoo! Mail - 50x more storage than other providers! http://promotions.yahoo.com/new_mail