Awesome, glad the 1.4 MB is working for you! But what's "already"? I've been wrestling with it for about a month, so I'm breathing a huge sigh of relief now.

I updated my blog with details about the 1.4 MB disk emulation support, if anyone's interested: http://www.bigmessowires.com/2013/11/01/1-4-mb-high-density-floppy-emulation/