webView.InvokeScriptAsync("eval", new[]
            {
                @"(function()
                {
                    var hyperlinks = document.getElementsByTagName('a');
                    for(var i = 0; i < hyperlinks.length; i++)
                    {
                        if(hyperlinks[i].getAttribute('target') != null)
                        {
                            hyperlinks[i].setAttribute('target', '_self');
                        }
                    }
                })()"
            });