Is it possible to detect an already installed WRT widget from a web page? I would like my web page to behave so that if the widget is already installed, it would be launched when user clicks a link....

Hi,

I've checked the howto's for WRT camera usage:

http://wiki.forum.nokia.com/index.php/How_to_use_Camera_in_WRT_Widget

...as well as file upload:
...