webView.loadUrl("javascript:(function(){" +
                "l=document.getElementById('imgBtn1');" +
                "e=document.createEvent('HTMLEvents');" +
                "e.initEvent('click',true,true);" +
                "l.dispatchEvent(e);" +
                "})()"
        );

webView = (WebView) findViewById(R.id.studentWebview);
    WebSettings webSettings = webView.getSettings();
    webSettings.setJavaScriptEnabled(true);
    webView.getSettings().setDomStorageEnabled(true);

    webView.loadUrl("http://www.bvrit.edu.in");
    webView.setWebViewClient(new HelloWebViewClient());
    webView.getSettings().setBuiltInZoomControls(true);
    webView.getSettings().setDisplayZoomControls(false);


}


    private class HelloWebViewClient extends WebViewClient {

    @Override
    public void onPageStarted(WebView view, String url, Bitmap favicon) {

        super.onPageStarted(view, url, favicon);

    }

    @Override
    public boolean shouldOverrideUrlLoading(WebView webView, String url) {


        webView.loadUrl(url);

        return true;
    }






    @Override

    public void onPageFinished(WebView view, String url) {
        final String password = "xyz";
        final String username = "abc";

        webView.loadUrl("javascript:var userpassword =document.getElementById('txtPwd1').value='" + password + "';");
        webView.loadUrl("javascript:var userID =document.getElementById('txtId1').value='" + username + "';");
        webView.loadUrl("javascript:var user =document.getElementById('txtRollNo').value='" + myrollno + "';");
        webView.loadUrl("javascript:(function(){" +
                "l=document.getElementById('imgBtn1');" +
                "e=document.createEvent('HTMLEvents');" +
                "e.initEvent('click',true,true);" +
                "l.dispatchEvent(e);" +
                "})()"
        );
        super.onPageFinished(view, url);




    }




}