Common shield: Made of metal, wood, sometimes stone. Can be effective depending on type of weapon used.
Human shield: Totally ineffective. Soft flesh and clothing. Easily penetrated by all types of weapons.
I believe once the bombing begins, these futile attempts at shielding Iraq will be easily overcome and should present no problems to our F-14s
They really think lying down in front of Saddam's palaces and military installations is going to deter us from attacking them. In their dreams.