Display Thumbnail image in DataList Image Gallery and OnClick display original image

Sir,

I need to develop image gallery

Image saved in Folder called Images and image Name , Description saved in Database Table Images.

On Deafault.aspx

• Thubnail images should display with out any change in Quality i.e by DataList Control

• On Click of Thubnail images Fullview of image with width and height same as image width and height   
• Next, Previous, Close Buttons on Popup window

Thanks in Advance