- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType

{

? ? NSHTTPURLResponse *response = nil;

? ? [NSURLConnection sendSynchronousRequest:request returningResponse:&response error:nil];

? ? NSLog(@"網(wǎng)頁(yè)狀態(tài)碼 = %zd",response.statusCode);

? ? if (response.statusCode == 404) {

? ? }

? ? return YES;

}