public function getBtnClass($btn = null) {
		$btnClass = $this->_getClassForElement($btn);
		if (!empty($btnClass)) {
			$result = $btnClass;
		} else {
			$result = $this->_getClassForElement('btn-default');
		}

		return $result;
	}
public function getBtnClass($btn = null) {
		$btnClass = $this->_getClassForElement($btn);
		if (!empty($btnClass)) {
			$result = $btnClass;
		} else {
			$result = $this->_getClassForElement('btn-default');
		}

		return $result;
	}
public function getBtnClass ( $ btn = null ) { $ btnClass = $ this -> _getClassForElement ( $ btn ) ; if ( ! empty ( $ btnClass ) ) { $ result = $ btnClass ; } else { $ result = $ this -> _getClassForElement ( 'btn-default' ) ; } return $ result ; }
Return class for button element

@param string $btn class of button for process
@return string Class for button element
@link http://getbootstrap.com/css/#buttons
Return class for button element