Why can't I save pictures in Flickr of my OWN?

I cant save pictures on my computer helpp!!!!!!?

• okay so for about a month now i haven't been able to copy an pictures from the internet onto my computer when i right click on the picture n put save picture as.. when i go onto my folder n click on the picture it says no Preview available can somebody please help me i cant save any pictures from the internet on my computer please help :[ i use to be able to do it all the time, but now it wont work what do i have to do??

• Answer:

  try right clicking on the icon and open with ..........paint, web browser,whatever opens it. I suspect that you may have set the pc to open such files with something that can't open it?