I have found using the following method works to display videos. Only one Webview is allowed.
Dim mwvpanel As WebView
mwvpanel.Initialize("mwvpanel")
strURL="http://www.youtube.com/embed/plOiBgle8bQ?playlist=0Ja_SSdjspQ,Apa02kD6F2w&autoplay=1&loop=1"
mwvpanel.LoadUrl(strURL)