jquery mobile can be used for desktop web app development

jquery mobile can be used for desktop web app development

1.
jquery mobile can be used for desktop web app development? if not supported by desktop browser e.g. a button how will appear?
2.
from the time compiled in phonegap dw c6 tools and tested from dw the App in Android sdk, for a jQuery mobile App the, code in split/Live is the same as split/Live/Live Code.... in other words jQuery mobile does not generate code with result can not test Apps within dw cs6, but design shown without jQ mobile generated code, well? can test only to browser success!