OKZoom by OKFocus OKZoom is a JQuery plugin that produces a portable loupe of variable size and shape. All other jQuery 'zoom' plugins we have encountered implement a square magnifying area. Ours is a circle. You want a circle. Usage Bind OKZoom to one or many image elements. The easiest way is to have a large image that is sized down using HTML or CSS: the loupe will show the full-size image on h