var sidebar_align = 'right';
var content_container_margin = parseInt('350px');
var sidebar_width = parseInt('330px');
I would set this up as a poll but there are so many options that I can't list them all..
The subjest says it all, what is your favorite E-Mail CLIENT and why..
Outlook with business contact manager. Being able to keep track of your clients e-mail's, tasks, notes, attachments, etc. is awesome.
As suggested by Brad, I would go for Microsoft's Outlook - simply the great .