In the 2006 war, the IDF was fully engaged. The IAF, the Israeli navy, artillery, special forces, electronic warfare, everything in Israel's arsenal except the nukes was on line. In spite of this, Israel sustained a stunning loss at the hands of Hizbollah. Until Israel can defeat Hizbollah who is right on their doorstep, they should not even consider an attack on Iran.
U.S. wildlife agency looking into Zimbabwe lion death (AP)
from the article: Israel hosts Italian Air Force for joint training exercise