if exists

sql="if exists (select wineclub_usersID from wineclub where wineclub_usersID = " & session("userid") & ") " & _
    "begin " &_
    "update table set shipemail = '"&StripTicks(session("shipemail"))&"',  " &_
    "where wineclub_usersID = "&session("userid")&"; " &_
    "end else begin " &_
    "insert into table " &_
	"(wineclub_usersID,shipemail,shipname,shipaddress, shipcity, shipstate)" & _
	" values ("&session("userid")&",'"&StripTicks(session("shipemail"))&"') " &_
    "end"