function getNavigationBar() { if (isset($this->mNavigationBar)) { return $this->mNavigationBar; } // Sets mNavigation bar with the default text which we will then wrap parent::getNavigationBar(); $this->mNavigationBar = array('class' => 'HTMLAdPagerNavigation', 'value' => $this->mNavigationBar); if ($this->formSection) { $this->mNavigationBar['section'] = $this->formSection; } return $this->mNavigationBar; }