You need to understand the bigger picture here. As someone else said earlier in this thread, the Palestinians have been shunned by the Arab countries for a long time, a lot longer than 1948 and the creation of Israel. That just took their minds off their bigger problem, the rest of the Arab world.
They are being gunned down at the Egypt border by Egypt. Now Egypt and Turkey are working together to open borders to them.
"Since Israel launched its Operation Cast Lead in Gaza on Saturday, (Hisbullah leader) Nasrallah spoke out mainly against Egypt and almost completely avoided mentioning Israel."
Egypt and Turkey working with Israel