iphone UIWebView 的运用

[super viewDidLoad];
    CGRect webFrame = CGRectMake(0.0, 0.0, 320.0, 460.0);
    UIWebView *webView = [[UIWebView alloc] initWithFrame:webFrame];
    [webView setBackgroundColor:[UIColor whiteColor]];
    NSString *urlAddress = @"http://www.baidu.com";
    NSURL *url = [NSURL URLWithString:urlAddress];
    NSURLRequest *requestObj = [NSURLRequest requestWithURL:url];
    [webView loadRequest:requestObj];
    self.view = webView;