A Palestinian cameraman films a news anchor at the Al-Aqsa Television's studio in Gaza City on March 18, 2010. The US Treasury froze the assets of Gaza-based Islamic National Bank and Al-Aqsa Television, saying they were "controlled" by Hamas which Washington has branded a terrorist group. Photo by Wissam Nassar/FLASH90

A Palestinians inspect a tunnel destroyed in an Israeli missile strike in The town of Rafah in southern Gaza Strip, early Friday, March 19, 2010. An Israeli warplanes launched several air strikes in the Gaza Strip at early Friday, Palestinian witnesses said. A rocket fired by Gaza militants smashed into a greenhouse in an Israeli border village Thursday, killing a Thai worker in the first such death since Israel's massive offensive against Hamas-ruled Gaza more than a year ago.Photo By Abed Rahim Khatib / Flash 90.

A Palestinians inspect a tunnel destroyed in an Israeli missile strike in The town of Rafah in southern Gaza Strip, early Friday, March 19, 2010. An Israeli warplanes launched several air strikes in the Gaza Strip at early Friday, Palestinian witnesses said. A rocket fired by Gaza militants smashed into a greenhouse in an Israeli border village Thursday, killing a Thai worker in the first such death since Israel's massive offensive against Hamas-ruled Gaza more than a year ago.Photo By Abed Rahim Khatib / Flash 90.

Palestinians they take part in a rally in the southern Gaza Strip town of Rafah on March 19, 2010, to protest the reopening of a 17th century synagogue in Jerusalem, amid growing unrest in the Holy City. Over the inauguration of the rebuilt synagogue, which is near the Al-Aqsa Mosque compound, sacred to both Jews and Muslims, and which Palestinians fear is the first step in an Israeli plan to destroy the Old City compound and rebuild a Jewish temple on its ruins.Photo By Abed Rahim Khatib / Flash 90.

Israeli police stand guard as Palestinian Muslim worshippers perform Friday prayer outside Jerusalem's Old City on March 19, 2010 after they were banned from entering the al-Aqsa Mosque compound due to Israeli police age restriction for men under 50-years-old in fear of riots at the holy site. Israel sealed off the West Bank amid tension in Jerusalem over controversial plans to build new homes for Jewish settlers and fears of fresh violence at the Al-Aqsa mosque compound. .photo by Abir Sultan/Flash 90

Israeli police stand guard as Palestinian Muslim worshippers perform Friday prayer outside Jerusalem's Old City on March 19, 2010 after they were banned from entering the al-Aqsa Mosque compound due to Israeli police age restriction for men under 50-years-old in fear of riots at the holy site. Israel sealed off the West Bank amid tension in Jerusalem over controversial plans to build new homes for Jewish settlers and fears of fresh violence at the Al-Aqsa mosque compound. .photo by Abir Sultan/Flash 90

Israeli police stand guard as Palestinian Muslim worshippers perform Friday prayer outside Jerusalem's Old City on March 19, 2010 after they were banned from entering the al-Aqsa Mosque compound due to Israeli police age restriction for men under 50-years-old in fear of riots at the holy site. Israel sealed off the West Bank amid tension in Jerusalem over controversial plans to build new homes for Jewish settlers and fears of fresh violence at the Al-Aqsa mosque compound. .photo by Abir Sultan/Flash 90

Israeli police stand guard as Palestinian Muslim worshippers perform Friday prayer outside Jerusalem's Old City on March 19, 2010 after they were banned from entering the al-Aqsa Mosque compound due to Israeli police age restriction for men under 50-years-old in fear of riots at the holy site. Israel sealed off the West Bank amid tension in Jerusalem over controversial plans to build new homes for Jewish settlers and fears of fresh violence at the Al-Aqsa mosque compound. .photo by Abir Sultan/Flash 90

Israeli police stand guard as Palestinian Muslim worshippers perform Friday prayer outside Jerusalem's Old City on March 19, 2010 after they were banned from entering the al-Aqsa Mosque compound due to Israeli police age restriction for men under 50-years-old in fear of riots at the holy site. Israel sealed off the West Bank amid tension in Jerusalem over controversial plans to build new homes for Jewish settlers and fears of fresh violence at the Al-Aqsa mosque compound. .photo by Abir Sultan/Flash 90

Palestinian youth prepares to throw a burning tire during clashes with Israeli forces in the Qalandia refugee camp, between Ramallah and Jerusalem on March 19, 2010. Palestinian president Mahmud Abbas said Israel must comply with the Middle East Quartet's call to halt settlement activity as a means to clear the way for peace negotiations.photo by:Issam Rimawi flash90

An Israeli soldier arrests a Palestinian demonstrator in front of a mural depicting the late Palestinian leader Yasser Arafat on the controversial Israeli barrier rduring clashes in the West Bank refugee camp of Qalandia on March 19, 2010.photo by:Issam Rimawi flash90

An Israeli soldier arrests a Palestinian demonstrator in front of a mural depicting the late Palestinian leader Yasser Arafat on the controversial Israeli barrier rduring clashes in the West Bank refugee camp of Qalandia on March 19, 2010.photo by:Issam Rimawi flash90

Palestinian youths throw stones at Israeli soldiers during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

Palestinian youths throw stones towards Israeli border police during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

Palestinian youths throw stones towards Israeli border police during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

Palestinian youths throw stones towards Israeli border police during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

Palestinian youths throw stones towards Israeli border police during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

Palestinian youths throw stones towards Israeli border police during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

Palestinian youths throw stones towards Israeli border police during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

Israeli policemen firing a tear gas canister during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

Palestinian youth burning tire during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

A masked Palestinian demonstrator looks on during clashes in the Shuafat refugee camp in east Jerusalem March 19, 2010. Stone throwing Palestinians clashed with Israeli forces in several locations in East Jerusalem and the West Bank amid tensions over Israel's recently announced plan to build houses in East Jerusalem. Photo by Kobi Gideon / FLASH90

A masked young Palestinian boy throws stones at Israeli border police near the checkpoint in Shuafat Refugee camp, East Jersulem. Dozens of young Palestinian men clashed with israeli border police in the refugee camp on March 19, 2010. Tensions in the holy city have been high since Israeli declared building of hundreds of new Jewish homes in the Arab dominated East jerusalem Photo by Miriam Alster/FLASH90

A masked young Palestinian boy holding stones does the V-sign for victory at Israeli Border police in Shuafat Refugee camp, East Jersulem. Dozens of young stone-throwing Palestinian men clashed with israeli border police int he refugee camp on March 19, 2010. Tensions in the holy city have been high since Israeli declared building of hundreds of new Jewish homes in the Arab dominated East jerusalem Photo by Miriam Alster/FLASH90