Many thanks mac44, I just couldn't get the ISM bit, I'm very grateful to you.
I do apologise for not posting the two questions together as I know it's a pet hate on this site, and rightly so.
Mo, don't know if it's of any use to you but I use onelook dictionary, where, if you have some letters you can put in a ? and it will come up with suggestions for the answer. http://www.onelook.com/
not to stopyou posting on here ofcourse, just thought it might help
jan