for( var i:Number=1 ; i<15 ; i++)
{
    Object(root).myFruitItems_mc["fruit_mc_"+i]._visible = false;    
    trace("@@ L31)fruit_mc_    = " + "fruit_mc_"+i);
    trace("@@ L31)Get Property = " + Object(root).myFruitItems_mc["fruit_mc_"+i]._visible);
}