I would suggest try using headless PhantomJs GhostDriver (which is a relatively new thing). As this is the native Selenium Webdriver way of doing it.
Download PhantomJs executables from http://phantomjs.org/download.html.
driver = webdriver.PhantomJS("./phantomjs") # path to phantomjs binary
driver.get("https://ps.rsd.edu/public/")
elem = driver.find_element_by_name("account")
elem.send_keys("Username")
elem2 = driver.find_element_by_name("pw")
elem2.send_keys("Password")
elem.send_keys(Keys.RETURN)
driver.quit()