thank you rogermore. as i said, im disabled when it comes to numbers, i cant divide ****. but therell be someone who reads this that can! Nov 05, 20:29
I do understand the math and I built a spreadsheet to do it for me. Nov 05, 22:40
cool! thanks dtravel, thats gonna make my life alot easier {nm} Nov 06, 06:39
Just remember that the one you download hasn't been kept up to date since it was uploaded several months ago. {nm} Nov 06, 13:11