Crude-oil prices tumbled as traders attempted to get ahead of any shift in sentiment that would accompany a change in Egypt's leadership. Tens of thousands of protesters swarmed into Cairo's Tahrir Square Friday, continuing their calls for Mubarak to step down. With concerns growing that Mubarak may be losing his grip on the nation, oil traders exited positions that bet on rising prices, worried that developments in the volatile situation could quickly move against them.

OPEC could raise its output quota should a supply shortage occur if the Suez Canal is shut due to the unrest in Egypt, Iran's OPEC Governor Mohammad Ali Khatibi was quoted as saying. Now support for the crude is seen at 4079 and below could see a test of 4071. Resistance is now likely to be seen at 4093, a move above could see prices testing 4099.

Trading Ideas: Crude trading range is 4071-4099. Crude oil fell as market was roiled by an apparently unfounded report about possible announcement from Egypt Crude oil looks to get resistance at 4130 and support is seen at
4060 level. OPEC could raise its output quota should a supply shortage occur if the Suez Canal is shut.