At least four people were hurt, two of them seriously, in a large explosion at a factory in the Atarot industrial zone outside Jerusalem on Thursday, Jan 31, 2008. Photo by Kobi Gideon / FLASH90.

An Egyptian soldier keeps wtach as Palestinian children and Islamic Jihad group supporters hold a demonstration in front of Salladin Gate on the border between Egypt and the Gaza Strip urging Egypt to keep open the Rafah border crossing, 31 January 2008.The Egypt-Gaza border was sealed off to Palestinian vehicles today as talks began in Cairo to resolve a crisis triggered when militants blew holes in the frontier barrier last week.Photo by Abed Rahim Khatib/ Flash90

Palestinian relatives look at the body of Mahmud al-Daalsah, 20, at Rafah hospital, 31 January 2008, a member of the Al-Aqsa Martyrs Brigades, a group loosely linked to president Mahmoud Abbas's Fatah party, A military spokesman said "the combatant was killed when he approached the security barrier" between the Gaza and Israel. Photo by Abed Rahim Khatib/ Flash90

Landscape of trees in Gush Etzion near Jerusalem on Jan 31, 2008. Photo by Gershon Elinson/ Flash90

A view of a table with chairs under snow in Gush Etzion near Jerusalem on Jan 31, 2008. Photo by Gershon Elinson/ Flash90

A raven sits on a snowy railing during a heavy snowfall and strong winds which hit Jerusalem for the second day. January 31, 2008. Photo by Anna Kaplan /Flash90

General view of Yemin Moshe neighbourhood in Jerusalem under the snow. Heavy snowfall and strong winds hit Jerusalem for the second day. January 31, 2008. Photo by Anna Kaplan /Flash90

General view of the Montefiore windmill in Yemin Moshe neighbourhood in Jeursalem under the snow. Heavy snowfall and strong winds hit Jerusalem for the second day. January 31, 2008. Photo by Anna Kaplan /Flash90

General view of the Montefiore windmill in Yemin Moshe neighbourhood in Jeursalem under the snow. Heavy snowfall and strong winds hit Jerusalem for the second day. January 31, 2008. Photo by Anna Kaplan /Flash90