## Developed for Sypris Electronics.

import os
import signal
import webbrowser

TARGET_PROCESS = "firefox"
BLANK_URL = "about:blank"
LOOP_DELAY = 10 ## In seconds

def KillFF():
    for line in os.popen("ps xa"):
        fields = line.split()
        pid = fields[0]
        process = fields[4]

        if process.find(TARGET_PROCESS) > 0:
            os.kill(int(pid), signal.SIGKILL)
            break ## Kill only one instance

def SpawnFF():
    webbrowser.open_new(BLANK_URL)


def Loop():
    print "Starting the cycle of opening and closing Firefox every " + str(LOOP_DELAY) " seconds."
    while True:
        SpawnFF()
        time.sleep(LOOP_DELAY)
        KillFF()