I don’t care how functional the software is . . . if the website is horribly unusable, hard to read, they get dismissed from consideration immediately.
Check out the orange with grey drop shadow text on the headers :
eGroupWare, you guys should leave your web design to someone with design usability experience… You can’t seriously call yourself enterprise class or enterprise anything other than “enterprise unreadability”, with pages that suck as badly as this. Just because you CAN do something like that with CSS, doesn’t mean you SHOULD.