title: How to add a confirm box when click on a botton, Python/html script
body: <p>I need to add a confirm box when I click on logout or restart buttons in my following python/html script. This script is just summary of large one and its work fine with me.any suggestion please?</p>
  
  <p>Thanks in advance.</p>
  
  <pre><code>#!/usr/bin/python
  
  import cherrypy
  import os.path
  import struct
  from auth import AuthController, require, member_of, name_is
  import subprocess
  import commands
  
  class Server(object):
      led_logout=0 
      led_restart=0
      _cp_config = {
      'tools.sessions.on': True,
      'tools.auth.on': True
      }   
      auth = AuthController()      
      @cherrypy.expose
      @require()
      def index(self,logout='', restart=''):
  
      html = """
       &lt;html&gt;
        &lt;head&gt;
        &lt;/head&gt;
            &lt;body&gt;
          &lt;p&gt;{htmlText} 
          &lt;p&gt;
          &lt;a href="?logout=1"&gt;&lt;img src="images/Logout.png"&gt;&lt;a href="?restart=1"&gt;&lt;img src="images/Restart.png"&gt;&lt;/a&gt;
          &lt;/ul&gt;
            &lt;/body&gt;
       &lt;/html&gt;    
             """
      myText = ''
      myText = "Hello"
  
      if logout:
          self.led_logout = int(logout)             
      if self.led_logout:
          print "Logout !!!!!"
          AuthController().logout('/?logout=0')
  
      if restart:
          self.led_restart = int(restart)
          #subprocess.call(['sudo shutdown -r now'], shell=True)
          myText = "The system is restarting"
  
      return html.format(htmlText=myText)
      index.exposed = True
  
  #configuration
  conf = {
      'global' : { 
          'server.socket_host': '0.0.0.0', #0.0.0.0 or specific IP
          'server.socket_port': 8085 #server port
      },
  
      '/images': { #images served as static files
          'tools.staticdir.on': True,
          'tools.staticdir.dir': os.path.abspath('/home/ubuntu/webserver/images')
      }
      }
  cherrypy.quickstart(Server(), config=conf)
  </code></pre>