此段代码来自《30天精通iPhone手机编程》，没改代码，只是添加一些注释，供自己查看！！如果哪里错了，希望看见的朋友指出！！
H文件
#import <UIKit/UIKit.h>
#import <Foundation/Foundation.h>
@interface Day14ViewController : UIViewController
@property (nonatomic, retain) IBOutlet UIScrollView *scrollView1;
@property (nonatomic, retain) IBOutlet UIScrollView *scrollView2;
- (void)layoutScrollImages;
@end
#import <Foundation/Foundation.h>
@interface Day14ViewController : UIViewController
@property (nonatomic, retain) IBOutlet UIScrollView *scrollView1;
@property (nonatomic, retain) IBOutlet UIScrollView *scrollView2;
- (void)layoutScrollImages;
@end