The rapid rise of hard-line SunniMuslim groups like the Nusra Front -- some of which have seen their ranks swelled by foreign jihadi fighters -- is a trend that makes Jouejati and other more secular revolutionaries deeply uncomfortable.
Mr Buti was a SunniMuslim - the majority sect in Syria, who have led the uprising against Mr Assad, who is an Alawite - but had been a vocal supporter of the president.
Even if a Hezbollah-dominated government does move in, it could have trouble working with Christian and SunniMuslim politicians who -- under Lebanese law -- must participate in the government.