[PyQt] sent javascript code when opening website

[Peter Irbizon]

Hi it's me again :)
please how can I send javascript code when opening website with py below?
I need to execute function sample (){ alert('hello');} when site is loaded.

here is my python code for simple webbrowser:

#!/usr/bin/env python
import reimport sysimport PyQt4from PyQt4 import QtCore, QtGui
,QtWebKitfrom PyQt4 import uicfrom PyQt4.QtCore import *from
PyQt4.QtGui import *from PyQt4.QtWebKit import *from PyQt4.QtNetwork
import *


from PyQt4.QtCore import SIGNAL, QUrl, QString, Qt, QEventfrom
PyQt4.QtCore import QSize, QDateTime, QPointfrom PyQt4.QtGui import
QApplication, QImage, QPainterfrom PyQt4.QtGui import QCursor,
QMouseEvent, QKeyEventfrom PyQt4.QtNetwork import QNetworkCookie,
QNetworkAccessManagerfrom PyQt4.QtNetwork import QNetworkCookieJar,
QNetworkRequest, QNetworkProxyfrom PyQt4.QtWebKit import QWebPage,
QWebView
class WebPage(QWebPage):
    def __init__(self, user_agent):
        QWebPage.__init__(self)
        # set user agent
        self.user_agent = user_agent

    def userAgentForUrl(self, url):
        #~ return self.user_agent
        return QString(QByteArray(self.user_agent))

    def javaScriptAlert(self, frame, message):
        """Override default javascript alert popup
        """
        print 'Alert:', message

class IEWinApp:
 def __init__(self,url):
  self.url=url
  self.REGEXPS = \
  {
      'cookie':re.compile(r'(?P<cookie_name>\S*?)\s*=\s*(?P<cookie_value>\S*?);',
re.I | re.DOTALL)
  }
  cookie_input = "acookie=a; bcookie=b; ccookie=c;"
  #~ self.current = "http://www.useragentstring.com/"
  cookiebase = QNetworkCookie("","")
  self.cookies = cookiebase.parseCookies("")

  for cookiename,cookievalue in self.REGEXPS['cookie'].findall(cookie_input):
      cookie_tmp =
QNetworkCookie(QByteArray(cookiename),QByteArray(cookievalue))
      self.cookies.append(cookie_tmp)

  self.cookiejar = QNetworkCookieJar()
  #~ self.cookiejar.setCookiesFromUrl(self.cookies, QUrl(self.current))
  self.network_manager = QNetworkAccessManager()
  self.network_manager.setCookieJar(self.cookiejar)
  self.network_manager.sslErrors.connect(on_ssl_errors)
  #~ self.window = WebBrowser()
  self.page = IEWinPage()

  #~ agent = "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)1"
  agent="default"
  self.page.setUserAgent(agent)
  self.page.setNetworkAccessManager(self.network_manager)

  self.frame = self.page.mainFrame()
  #~ self.window.webView.setPage(self.page)
  self.webView=QWebView()


  self.webView.setPage(self.page)
  self.webView.settings().setAttribute(QtWebKit.QWebSettings.PluginsEnabled,True)
  #~ self.frame.load(QUrl(self.current))
  self.webView.load(QUrl(self.url))
  #~ self.window.show()
  self.webView.show()
def on_ssl_errors(reply, errors):
   url = unicode(reply.url().toString())
   reply.ignoreSslErrors()
   print "SSL certificate error ignored: %s" % url

class IEWinPage(QWebPage):
    def __init__(self):
        QWebPage.__init__(self)
        self.useragent = "Mozilla/4.0 (compatible; MSIE 7.0; Linux)"

    def setUserAgent(self, agent):
        if agent=="default":
          self.useragent = "Mozilla/5.0 (Linux; U; Linux; en-US;
rv:1.9.2.28) Gecko/20120306 Firefox/3.6.28"
        else:
          self.useragent = agent

    def userAgentForUrl(self, url):
        return QString(QByteArray(self.useragent))



if __name__ == "__main__":
 app = QApplication(sys.argv)

 url= "http://facebook.com"

 win = IEWinApp(url)
 sys.exit( app.exec_() )
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