Dreamweaver is a very powerful tool - but should ONLY be used with xcart to HELP with design elements.
1. DO NOT use it as your ftp client
2. DO NOT use it as your css editor
The BEST way to use Dw is to make some code, copy it out and then use other tools.
Dw can get you from zero to something very quickly, but then the code must be integrated into the templates, and Dw is not the tool for this.
I use
Coda (on the mac).