Whenever I'm asked a question that I think may be useful for other people, I try and blog about it... Anyone new to project management will not be familiar with the tools of the trade for mind mapping or flowcharting so:
Are you in need of a flowchart? You've come to the right place. As you may know, I strongly oppose downloadable executables! Web 2.0 all the way baby! Sadly, I've yet to incorporate a 2.0 solution in my work flow.
That said, if you need to download and install something... The industry standard is Visio. Another valid solution is SmartDraw.
Here's a list of 2.0 solutions that I've yet to sample:
I got that this from this guy.
I've also used www.bubbl.us to mind map. -- It was fun but buggy.