Allow user to submit a form with no submit button

behat.inc.php

    /**
     * Some forms do not have a Submit button just pass the ID
     *
     * @Given /^I submit the form with id "([^"]*)"$/
     */
    public function iSubmitTheFormWithId($arg)
    {
        $node = $this->getMainContext()->getSession()->getPage()->find('css', $arg);
        if($node) {
            $this->getMainContext()->getSession()->executeScript("jQuery('$arg').submit();");
        } else {
            throw new Exception('Element not found');
        }
    }