Palestinian President Mahmud Abbas could dismiss prime minister Salam Fayyad, a Fatah member said on Friday, as the party officially criticized the premier's government for the first time.

Abbas "is leaning towards dismissing Fayyad from the head of the government and forming a new one," a member of Fatah's Revolutionary Council told AFP on condition of anonymity.

Four Italian journalists have been abducted in northern Syria, the Italian Foreign Ministry said, the ANSA news agency reported late Friday.

The Italian authorities said they had been monitoring the case from the start but called for "maximum discretion", insisting that "the physical safety of the hostages remains the absolute priority", the ANSA report said.

Egyptian Islamist protesters threw stones at the house of Iran's envoy in Cairo on Friday and tried to scale the villa's walls but were blocked by police, a police official said.

The Islamists, who object to a thaw in relations between Egypt and Iran, were also prevented by police from raising the flag adopted by Syrian rebels against Tehran's close ally President Bashar Assad over the envoy's house.

Israeli police dispersed Palestinian demonstrators after Muslim prayers in Jerusalem on Friday, making three arrests after days of violent protests around the West Bank, a spokeswoman said.

Several dozen demonstrators had gathered in the Issawiya neighborhood of annexed Arab east Jerusalem, a police spokeswoman said.

President Barack Obama will host leaders from key U.S. allies Jordan, Turkey, Qatar and the United Arab Emirates in the coming weeks, amid turmoil in Syria, the White House said Friday.

The U.S. administration said Jordan's King Abdullah II will meet with Obama on April 26 for talks "Jordan's political and economic reforms, the humanitarian crisis in Syria, and additional regional issues of mutual concern."

Egypt's President Mohamed Morsi said during his first visit to Sudan on Friday that cooperation between the Islamist regimes in Cairo and Khartoum does not pose any threat and yet they both face "enemies".

"We in Egypt and Sudan are integrated, and you will find enemies for this integration," Morsi stressed before thousands of people, including his Sudanese counterpart President Omar al-Bashir, at al-Noor mosque in Khartoum North.

Palestinian president Mahmoud Abbas has demanded that Israel's prime minister present a map for a future Palestinian state before any peace talks can resume, an aide said on Friday.

Abbas "wants to know, through a map to be presented by Benjamin Netanyahu to (U.S. Secretary of State John) Kerry, what the prime minister's view of a two-state solution would be, especially the borders," political adviser Nimr Hammad told Agence France Presse.

A Tunisian military helicopter crashed on Friday near an air base in the capital's suburb of Aouina, injuring two people, a defense ministry spokesman told Agence France Presse.

"A BHT (U.S.-made Bell) helicopter, with the pilot, copilot and three mechanics on board, made a crash landing. Two were lightly hurt and taken to a military hospital," Mokhtar Ben Nasr said.

When Assad al-Islam and Laila dreamed of their wedding day, they did not imagine it quite like this -- at a rebel base in Syria's Turkmen mountains, surrounded by members of Assad's fighter brigade.

"We have nothing in common. The only thing that brought us together is the revolution against the regime," the young couple says.

The "revolutionary" regime of Egyptian President Mohammed Morsi should foster tighter ties between its people and those of neighboring Sudan, veteran Islamist Hassan al-Turabi said on Friday.

Speaking after he and other political party figures met the visiting Islamist leader, Turabi said grassroots links must be developed because Morsi's regime "is a popular government elected by the people."