void myyoutube(){

mWebView=(WebView)findViewById(R.id.videoview);

//build your own src link with your video ID

Log.v("URL",URL);

String videoStr = "<html><body bgcolor=\"#ffff00\"><iframe width=\"420\" height=\"315\" src=\""+URL+"\" frameborder=\"0\" allowfullscreen></iframe></body></html>";

mWebView.setWebViewClient(new WebViewClient() {

@Override

public boolean shouldOverrideUrlLoading(WebView view, String url) {

return false;

}

});

WebSettings ws = mWebView.getSettings();

ws.setJavaScriptEnabled(true);

mWebView.loadData(videoStr, "text/html", "utf-8");

}