     var tor: IndexingIterator<[ListCategrory]>?
     var site = Site.netdisk
     var startIndex: UInt = 1
-    let pageOffset: UInt = 1
+    let pageOffset: UInt = 5
     var startTime: Date!
     @IBOutlet weak var action: NSButton!
     @IBOutlet weak var label: NSTextField!

    }

    @IBAction func start(_ sender: Any) {
        action.isEnabled = false
        tor = menus.makeIterator()
        let bot = FetchBot.shareBot
        bot.delegate = self
        bot.startPage = startIndex
        bot.pageOffset = pageOffset
        site.categrory = tor?.next()
        DispatchQueue.global().async {
            bot.start(withSite: self.site)
        }
    }
    
}

import CloudKit

class ViewController: NSViewController {
    var timer : Timer?
    lazy var menus : [ListCategrory] = {
        guard let fileURL = Bundle.main.url(forResource: "categrory", withExtension: "plist") else {
            return [ListCategrory]()
