Hezbollah says Web message shows Web isolation . Message says global economic crisis is reducing Gaza power in the world . Audio message posted on radical Islamist bin Laden urges jihad in Gaza 's defense . The 22-minute message contains `` an invitation '' from bin Laden to take part in `` jihad to stop the aggression against Gaza . '' Speaker 's voice was similar to recordings that bin Laden 's has made in the past .
Hezbollah says Web message shows Web isolation . Message says global economic crisis is reducing Gaza power in the world . Audio message posted on radical Islamist bin Laden urges jihad in Gaza 's defense . Speaker 's voice was similar to recordings that bin Laden 's has made in the past .