Dispose of a pictureBox image without losing the pictureBox

Question

I am writing a program that will play a slideshow (among other things). The slideshow is controlled by a backgroundWorker, and is set to a while(true) loop so it will constantly

Answer 1

What if you store the image to variable of that type and then set your picturebox image and then dispose the older one like

       Image oldImage = horPicBox.Image;
       horPicBox.Image = Image.FromFile(imagePaths[index]);
       oldImage.Dispose();