With the flash viewer this code works fine
set(image.level[0].tiledimagewidth, 956);
set(image.level[0].tiledimageheight, 956);
set(image.level[0].front.url, panos/View_1.tiles/f/l1/%v/l1_f_%v_%h.jpg);
set(image.level[0].right.url, panos/View_1.tiles/r/l1/%v/l1_r_%v_%h.jpg);
….
….
but the HTML5 viewer returns the error - No device compatible image available…
Is there a problem in HTML 5 with setting image URLs from an action?