- (void)viewDidLoad {	
	responseData = [[NSMutableData data] retain];
	NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"http://www.server.com/jsonresponse"]];
	[[NSURLConnection alloc] initWithRequest:request delegate:self];
 
        [super viewDidLoad];
}
 
- (void)connectionDidFinishLoading:(NSURLConnection *)connection {
	[connection release];
 
	NSString *responseString = [[NSString alloc]
                initWithData:responseData encoding:NSUTF8StringEncoding];
 
	NSDictionary *dict = [responseString JSONValue];
 
	[responseData release];
}
 
- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response {
	[responseData setLength:0];
}
 
- (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data {
	[responseData appendData:data];
}
 
- (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {;
	NSLog([NSString stringWithFormat:@"Connection failed: %@", [error description]]);
}