They halted there and chanted slogans

Meanwhile, tension is mounting in another North African country, Algeria. Large Rosetta Stone Language numbers of police have been deployed in the centre of the capital Algiers today ahead of a pro-democracy march planned by opposition groups in defiance of a government ban. AFP reporter Joe Krauss is on the scene at the state-owned Nile TV building and reports no sign of any violence. The TV station is heavily guarded with tanks and armoured personnel carriers, with machine gun nests on balconies in the massive sky scraper overlooking river. The protesters are drumming and waving flags. The protesters are still dealing with soldiers in a friendly way, Krauss says. "Mubarak has left Cairo with all his family," a government source tells AFP, but refuses to say whether the president has left the country or is headed to his residence in the Red Sea resort of Sharm el-Sheikh. A crowd has marched along the corniche running along the banks of the Nile in downtown Language Learning Software Cairo to the barbed wire barricades defending the TV station, defended by well-armed troops. They halted there and chanted slogans. About 2,000 demonstrators are outside the state television headquarters, on the banks of the Nile near Tahrir Square, AFP correspondents say. AFP correspondents report that at least 3,000 people have march on Mubarak's main official residence in the upscale Heliopolis neighbourhood, their numbers boosted by hundreds of people arriving from Tahrir Square. Mubarak, family have left Cairo: government source.tells AFP. A BBC correspondent says the size of the demonstrations across Cairo is among the biggest if not the biggest in 18 days of protest but there is confusion about what should be the next step. BBC TV shows state TV building ringed with barbed wire put up this morning. Sky News citing sources saying thousands in Tahrir Square are trying to make their way to the state TV building. 51 BBC's world affairs editor John Simpson, speaking from Cairo, says the crowd, although fired up, don't seem prepared at this stage to use violence. BBC cites Israeli TV and al-Arabiya reports saying Mubarak has left Cairo. The Israeli report, from Channel 10, says he has gone to the Red Sea resort of Sharm el-Sheikh, where he has a villa. 46 Leading Hindi Learning Software dissident and Mubarak opponent, former UN nuclear watchdog head Mohammed ElBaradei Tweets: ?Entire nation is on the streets.