Don't worry, you got your message across. And blog more, it's a good way to get better :)
Thanks for the advice :). I didn't proof read it. Hence the 'it's'. Oh well, lesson number 1 I guess
Here's another tip: if you use a full stop at the end of your first sentences, don't forget to add one to the end of your last. Otherwise you'll remind me of Perl where semicolons are required to separate statements, but you may leave off the semicolon after the last statement.