Palestinians take part in a demonstration organized by the Democratic Front for the Liberation of Palestine (DFLP) in support of the Egypt brokered inter-Palestinian dialogue and against Israel's blockade on March 19, 2009 near the Rafah border crossing in the southern Gaza Strip. Photo By Abed Abed / Flash90.

Palestinians take part in a demonstration organized by the Democratic Front for the Liberation of Palestine (DFLP) in support of the Egypt brokered inter-Palestinian dialogue and against Israel's blockade on March 19, 2009 near the Rafah border crossing in the southern Gaza Strip. Photo By Abed Abed / Flash90.

Palestinians take part in a demonstration organized by the Democratic Front for the Liberation of Palestine (DFLP) in support of the Egypt brokered inter-Palestinian dialogue and against Israel's blockade on March 19, 2009 near the Rafah border crossing in the southern Gaza Strip. Photo By Abed Abed / Flash90.

A Palestinian security man stands near the gate of the Rafah crossing with Egypt on March 19, 2009. Egypt reopened its Rafah border with the Hamas-ruled Gaza Strip for two days to enable students and the sick to cross a security official said.Photo By Abed Abed / Flash90.

Ambulance personnel care for Arab workers who were severly injured at a construction site accident in the West Bank settlement of Gush Etzion. March 19, 2009. Photo by Gershon Elinson/Flash90

Ambulance personnel care for Arab workers who were severly injured at a construction site accident in the West Bank settlement of Gush Etzion. March 19, 2009. Photo by Gershon Elinson/Flash90

The construction site where a roof collapsed injuring several workers, in the West Bank settlement of Gush Etzion. March 19, 2009. Photo by Gershon Elinson/Flash90

The French embassador for Israel, Jean Michel Casa, brings a letter from French president Sarkozy to Noam Shalit,the father of captured Israeli soldier Gilad Shalit, at a protest tent set up outside Prime Minister Ehud Olmert's house in Jerusalem. The parents of Gilad Shalit, who is held by Gaza militants since June 2006 (998 days), have moved into the tent to pressure the Israeli government to do more to free him. Olmert said on Tuesday that Israel will not accept Hamas demands for releasing prisoners in exchange for Israeli soldier Sgt. Gilad Schalit. March 19, 2009. Photo by Miriam Alster /Flash 90

Noam Shalit, father of captured Israeli soldier Gilad Shalit, sits in a protest tent set up outside Prime Minister Ehud Olmert's house in Jerusalem. The parents of Gilad Shalit, who is held by Gaza militants since June 2006, have moved into the tent to pressure the Israeli government to do more to free him. Olmert said on Tuesday that Israel will not accept Hamas demands for releasing prisoners in exchange for Israeli soldier Sgt. Gilad Schalit. March 19, 2009. Photo by Miriam Alster /Flash 90