Protesters in Egypt's capital shake and pry apart barricades surrounding the presidential palace.<br/> <br />Angry at President Mohamed Mursi's recent moves to increase his power and speed a referendum on a controversial draft constitution, activists have brought their protests to his symbolic seat of power.<br/> <br />Days of demonstrations and violent clashes between the president's opponents and the Islamists who support him have brought thousands to the streets of Cairo.<br/> <br />This anti-Mursi protester was anticipating intimidation from Islamists on Tuesday, but said his side also has strength in numbers.<br/> <br />Opposition leaders are planning to boycott the constitutional referendum scheduled for Saturday, but some disagree with the strategy.<br/> <br />(SOUNDBITE) (Arabic) DEMONSTRATOR, AL SHARIF MOHAMED, SAYING:<br/> <br />''Go down and vote, say no so the revolution can unite us, one hand with the civil state, with freedom."<br/> <br />Mursi recently gave the military power to arrest anyone who disrupts the referendum.