Help me simplify this AS!

lunchMenu.lunch1.onRollOver = function() { 
    lunchMenu.lunch1.gotoAndStop("on");
    lunchMenu.lunch1.dishContents.text = "Dish Contents";
}
lunchMenu.lunch1.onRollOut = function() { 
    lunchMenu.lunch1.gotoAndStop("off");
}
lunchMenu.lunch2.onRollOver = function() { 
    lunchMenu.lunch2.gotoAndStop("on");
    lunchMenu.lunch2.dishContents.text = "Dish Contents";
}
lunchMenu.lunch2.onRollOut = function() { 
    lunchMenu.lunch2.gotoAndStop("off");
}
lunchMenu.lunch3.onRollOver = function() { 
    lunchMenu.lunch3.gotoAndStop("on");
    lunchMenu.lunch3.dishContents.text = "Dish Contents";
}
lunchMenu.lunch3.onRollOut = function() { 
    lunchMenu.lunch3.gotoAndStop("off");
}
lunchMenu.lunch4.onRollOver = function() { 
    lunchMenu.lunch4.gotoAndStop("on");
    lunchMenu.lunch4.dishContents.text = "Dish Contents";
}
lunchMenu.lunch4.onRollOut = function() { 
    lunchMenu.lunch4.gotoAndStop("off");
}
lunchMenu.lunch5.onRollOver = function() { 
    lunchMenu.lunch5.gotoAndStop("on");
    lunchMenu.lunch5.dishContents.text = "Dish Contents";
}
lunchMenu.lunch5.onRollOut = function() { 
    lunchMenu.lunch5.gotoAndStop("off");
}
lunchMenu.lunch6.onRollOver = function() { 
    lunchMenu.lunch6.gotoAndStop("on");
    lunchMenu.lunch6.dishContents.text = "Dish Contents";
}
lunchMenu.lunch6.onRollOut = function() { 
    lunchMenu.lunch6.gotoAndStop("off");
}

…and so on.

I know there’s a way to simplify this. I’ve got a lot of menus and a lot of menu items…

THANKS!

-t