thanks for the time and effort in finding some stuff for me to read,it all helps at the end of the day.have decided to take it out though,got this far but i think it sensible to do what i know i do best,have a couple of big dates comming up and dont want to mess it all up,but will be doing some more trial and error with it later on in the year,will keep you posted.
thanks again for the info.
main