WebViewController *web = [[WebViewController alloc] initWithNibName:nil bundle:nil];
web.titleStr = @"導(dǎo)航欄標(biāo)題";
web.requestUrl = ［NSString ?string];
web.modalTransitionStyle = UIModalTransitionStyleCrossDissolve;
UINavigationController * jackNavigationController = [[UINavigationController alloc] initWithRootViewController:web];
jackNavigationController.navigationBar.barTintColor = [UIColor groupTableViewBackgroundColor];
[[UIApplication sharedApplication]? setStatusBarStyle : UIStatusBarStyleDefault];
[self presentViewController:jackNavigationController animated:YES completion:^{
}];
