iOS 5.1 possible security Flaw: Unlock your phone without sliding unlock slider

I just updated my iphone 3gs with latest iOS 5.1.  Mainly this update is for iPad, but it introduced a new feature  into iPhone and that is it will keep on displaying the camera icon on UNLOCK screen. By holding and sliding camera icon upwards, will start the camera. Now one can use the camera. If one slides the screen downwards, again UNLOCK screen will appear. Then sliding the unlock slider , iPhone can be unlocked. But when your camera is working from the unlock screen and one presses HOME button,

Installing IIS 7 in Windows 7 for ASP and ASP.Net