What does “install Flash plugin” in WebView mean?

Question

In a small WebView app I wrote, I am able to load YouTube and see the picture the represents a video clip, with the familiar right-pointing arrow that is supposed to start p

Answer 1

Youtube got a HTML5 version, which means you can watch their videos without having flash installed. So better check flash suppport on a site where you can be sure that only flash is being used, eg http://www.adobe.com/software/flash/about/ which also tells you what version of flash you got installed.