Israeli settlers Saturday smashed windows of cars belonging to Palestinians travelling on roads near Nablus, in the north of the West Bank, said Ghassan Daghlas, who monitors settler activities in northern areas of the West Bank.Groups of Israeli settlers threw stones at the Palestinian cars as they drove on highways to the south and west of Nablus, shattering their windows.Daghlas said that the number of attacks on Palestinian cars is rising, indicating that there have been similar incidents in different locations in the past few days.