Israeli scientist Ada Yonath, professor at the Weizmann Institute of Science, at a press conference in Rehovot on October 07, 2009. Three scientists, one of them Yonath, won the Nobel chemistry prize on Wednesday for a breakthrough that has allowed researchers to develop powerful new antibiotics. Photo by FLASH90

Israeli scientist Ada Yonath, professor at the Weizmann Institute of Science, at a press conference in Rehovot on October 07, 2009. Three scientists, one of them Yonath, won the Nobel chemistry prize on Wednesday for a breakthrough that has allowed researchers to develop powerful new antibiotics. Photo by FLASH90

Israeli scientist Ada Yonath, professor at the Weizmann Institute of Science, at a press conference in Rehovot on October 07, 2009. Three scientists, one of them Yonath, won the Nobel chemistry prize on Wednesday for a breakthrough that has allowed researchers to develop powerful new antibiotics. Photo by FLASH90

Yossi Zur and Yossi Mendelovich pose for a photo in front of the prime ministers house in Jerusalem, Zur and Mendelovich both lost their sons in a terror attack on bus number 37 in 2007 in Haifa, today they take part in a new protest tent that calls Netanyahu not to release prisoners. Photo by Matanya Tausig / FLASH90.

Yossi Zur and Yossi Mendelovich pose for a photo in front of the prime ministers house in Jerusalem, Zur and Mendelovich both lost their sons in a terror attack on bus number 37 in 2007 in Haifa, today they take part in a new protest tent that calls Netanyahu not to release prisoners. Photo by Matanya Tausig / FLASH90.

Lieutenant colonel (res.) Shmuel Paz, brigadier-general (res.) Amatzya Chen, Lieutenant colonel (res.) Yossi Mendelovich and colonel (res.) Dan Sion pose for a photo in a tent in front of the prime ministers house in Jerusalem, the protest tent that was build today calls Netanyahu not to release prisoners. Photo by Matanya Tausig / FLASH90.

Palestinians take part in a Fatah rally in the West Bank city of Ramallah, in support of president Mahmud Abbas and in support of the Al-Aqsa mosque on October 8, 2009. The Palestinian Fatah movement urged its Hamas rivals to join forces to press for international action against Israel over a damning UN report on the Gaza war. October 08, 2009. Photo by Issam Rimawi/FLASH90

Palestinians take part in a Fatah rally in the West Bank city of Ramallah, in support of president Mahmud Abbas and in support of the Al-Aqsa mosque on October 8, 2009. The Palestinian Fatah movement urged its Hamas rivals to join forces to press for international action against Israel over a damning UN report on the Gaza war. October 08, 2009. Photo by Issam Rimawi/FLASH90

Palestinian woman walks in an alley in the Old City of Jeruslem, on Oct 08, 2009. Entry to the Temple Mount today, for the fifth day in a row, will be permitted to Muslim men 50 or over and Muslim women of any age. Jews and tourists will not be allowed to enter. The same rules will apparently apply tomorrow, with thousands of Muslims seeking to pray on the Temple Mount and masses of Jews coming to the Western Wall, immediately below the Mount, for the last day of Sukkot. Photo by Kobi Gideon / FLASH90

Palestinian woman walks in an alley in the Old City of Jeruslem, on Oct 08, 2009. Entry to the Temple Mount today, for the fifth day in a row, will be permitted to Muslim men 50 or over and Muslim women of any age. Jews and tourists will not be allowed to enter. The same rules will apparently apply tomorrow, with thousands of Muslims seeking to pray on the Temple Mount and masses of Jews coming to the Western Wall, immediately below the Mount, for the last day of Sukkot. Photo by Kobi Gideon / FLASH90

Palestinian women walk past Israeli border policemen, as they stand guard at the entrance of the Lion's Gate in the Old City of Jeruslem near the Temple Mount compound, on Oct 08, 2009. Entry to the Temple Mount today, for the fifth day in a row, will be permitted to Muslim men 50 or over and Muslim women of any age. Jews and tourists will not be allowed to enter. The same rules will apparently apply tomorrow, with thousands of Muslims seeking to pray on the Temple Mount and masses of Jews coming to the Western Wall, immediately below the Mount, for the last day of Sukkot. Photo by Kobi Gideon / FLASH90

Palestinian woman walks in an alley in the Old City of Jeruslem, on Oct 08, 2009. Entry to the Temple Mount today, for the fifth day in a row, will be permitted to Muslim men 50 or over and Muslim women of any age. Jews and tourists will not be allowed to enter. The same rules will apparently apply tomorrow, with thousands of Muslims seeking to pray on the Temple Mount and masses of Jews coming to the Western Wall, immediately below the Mount, for the last day of Sukkot. Photo by Kobi Gideon / FLASH90

Israeli Foreign Minister Avigdor Liberman is followed by a security guard as he leaves the Foreign Ministry to greet U.S. special envoy to the Middle East George Mitchell, prior to their meeting. October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

Israeli Foreign Minister Avigdor Liberman shakes hands with U.S. special envoy to the Middle East George Mitchell, prior to their meeting in the Foreign Ministry in Jerusalem on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

Israeli Foreign Minister Avigdor Liberman shakes hands with U.S. special envoy to the Middle East George Mitchell, prior to their meeting in the Foreign Ministry in Jerusalem on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

An Israeli soldier wears a gas mask to protect him from tear gas during clashes with young Palestinian stone throwers in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

A young Palestinian boy wears a gas mask to protect him from tear gas during clashes between young Palestinian stone throwers and Israeli soldiers in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

A Palestinian woman holding a young child covers her face as she walks by an Israeli soldier wearing a gas mask to protect him from tear gas during clashes between young Palestinian stone throwers and Israeli soldiers in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

Palestinians cover their faces as they walk by an Israeli soldier wearing a gas mask to protect him from tear gas during clashes between young Palestinian stone throwers and Israeli soldiers in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

Young Palestinian children throw stones at Israeli soldiers shooting tear gas during clashes in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

An Israeli soldier wears a gas mask to protect him from tear gas during clashes with young Palestinian stone throwers in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

Young Palestinians holding rocks run from Israeli soldiers shooting tear gas during clashes between the stone throwing Palestinians and Israeli soldiers in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

A young Palestinian covering his face from tear gas throws a rock at Israeli soldiers shooting gas during clashes between the stone throwing Palestinians and Israeli soldiers in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

An Israeli soldier takes position and aims at young stone throwing Palestinians (not seen) during clashes in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Miriam Alster/FLASH90

Young Palestinian stone throwers run from tear gas shot by Israeli police as they clash in the West Bank refugee camp of Kalandia, north of Jerusalem, on October 08, 2009. U.S. President Barack Obama's special Middle East envoy, George Mitchell, is in Israel to try to restart peace talks between the Israelis and the Palestinians. Photo by Mohamar Awad/FLASH90