How to show image popup

http://www.kampyle.com/software-feedback-analytics

On this url clicking on image it's become popup, clicking on popup image show the next one. How to do it? When popup show feedback image o开发者_开发百科n right corner does not hide. How to do it? I also want to know this process name?

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try this http://leandrovieira.com/projects/jquery/lightbox/