Does it need to be an online service? The Selenium2 webdriver <insert-language-here> bindings make this really easy and it already supports firefox/ie/webkit/i

Does it need to be an online service? The Selenium2 webdriver <insert-language-here> bindings make this really easy and it already supports firefox/ie/webkit/iphone/android etc (http://seleniumhq.org/docs/04_webdriver_advanced.html#taking-a-screenshot http://seleniumhq.org/docs/04_webdriver_advanced.html#taking...)