Hi Jiffybag,
Display Fusion should do the trick. There was another program as well that I used to use and will try to find it. Display Fusion has a free version which lets you do this. Here's the Free vs Pro specs
Display Fusion should do the trick. There was another program as well that I used to use and will try to find it. Display Fusion has a free version which lets you do this. Here's the Free vs Pro specs