keywords =  txtSearch.Text
sqlStr = "SELECT tblBooks.fldTitle, tblBooks.fldAuthor, tblBooks.fldISBN, tblBooks.fldNoCopies, tblBooks.fldInStock,
		tblCat.fldCatName FROM tblBooks INNER JOIN tblCat ON tblBooks.fldCatID = tblCat.fldCatID
		WHERE ((fldTitle LIKE '%'+ @keywords+'%')
		Or (fldAuthor LIKE '%'+ @keywords+'%')
Or (fldCatName LIKE '%'+ @keywords+'%')
Or (fldISBN LIKE '%'+ @keywords+'%' )
 ) Or (@keywords IS NULL) )
 ORDER BY tblBooks.fldTitle
 "