Asp.net的弹出模式图像查看器

I am looking for a control which can show me selected image detail view which is actually gonna be bigger image in a modal pop up to show a better view of image to my customers. You know those standard modal pop-up resizeable to selected image original size. Dynamicly resizable modal pop-up is actually what I am looking for and of course it should be for Asp.net (if possible for 3.5)I am looking for a control which can show me se