Python selenium error when trying to launch firefox -
    i getting error when trying open firefox using selenium in ipython notebook. i've looked around , have found similar errors nothing matches error i'm getting. know problem might , how fix it? i'm using firefox 22.   the code typed in follows:   from selenium import webdriver driver = webdriver.firefox()   the error code returns follows:       windowserror                              traceback (most recent call last) <ipython-input-7-fd567e24185f> in <module>() ----> 1 driver = webdriver.firefox()  c:\anaconda\lib\site-packages\selenium\webdriver\firefox\webdriver.pyc in __init__(self, firefox_profile, firefox_binary, timeout, capabilities, proxy)      56         remotewebdriver.__init__(self,      57             command_executor=extensionconnection("127.0.0.1", self.profile, ---> 58             self.binary, timeout),      59             desired_capabilities=capabilities)      60         self._is_remote = false  c:\anaconda\lib\site-packages\...