There is at least a budding extension that does this, http://webmail.mozdev.org.
In terms of making integrating, I'm not sure about that. But, in the meantime, satiate yourselves with that extension.
There is at least a budding extension that does this, http:// webmail. mozdev. org.
In terms of making integrating, I'm not sure about that. But, in the meantime, satiate yourselves with that extension.