Please don't shout - it's very rude.
Construct 2 is a HTML5 2D game creation system, therefore it is obviously going to run in a browser, as it's HTML5. It can launch in any browser you specify, but it's local.
*** EDIT ***
ninja'd :)zenox982011-12-30 12:37:26
If your vision so exceeds your ability, then look to something closer.