Egypt, battered by political turmoil and an economic crisis, will hold a parliamentary election in April, officials have said.
Islamists fought protesters outside the Egyptian president's palace, while inside the deputy proposed a way to end a crisis over a draft constitution.
Egypt's rulers are studying a proposal from their own advisers to bring forward parliamentary elections by two weeks after demands from protesters.
Over 50 000 Egyptian protesters have flocked to Cairo's Tahrir Square to pressure the military government to transfer power to elected civilian rule.
Ousted Egyptian president Hosni Mubarak arrived in a hospital bed in a Cairo court on Monday to face charges over the killing of protesters.
Lawyers want Egypt's government to hand over documents that may reveal who ordered police to fire on protesters during the violent uprising.
Egypt's ousted president Hosni Mubarak will be moved to a military hospital until he is well enough to face interrogation.
Egypt will hold a parliamentary election in September, its military rulers said on Monday.