Well no matter how bad we hate Microsoft their products are the most widely used and ofcourse the easiest to use.And excel..its in the veins of academic work.There are several much more specialised tools available to the academic community but there is never the less a preference for excel.Enough said,need some tips on Excel -ling,here's a whole page dedicated to just that,look its got a feed too…i've got it on my Bloglines asap.Its arranged alphabetically and wow..it's always there and updated for that quick look up ;-).