Yes amedenijad is behind hezbollah...he is taking the heat off his nukes program and buying time from the international community. he believes that the end of the world is comming within two years and is doing all he can to excellerate this.
they want an islamic world order and that is what his vision is, although he is losing popularity among younger iranian's. Also osama bin laden's goal is to drive oil prices above 200 dollars a barrel and this is one of the ways to do it by instigating violence in the region.