<_name>Effects jessyink.effects inkex.py jessyInk_effects.py <_param name="effectInLabel" type="description">Build-in effect 1 0.8 <_option value="none">None (default) <_option value="appear">Appear <_option value="fade">Fade <_option value="pop">Pop <_param name="effectOutLabel" type="description">Build-out effect 1 0.8 <_option value="none">None (default) <_option value="appear">Appear <_option value="fade">Fade <_option value="pop">Pop <_param name="help_text" type="description">This extension allows you to install, update and remove object effects for a JessyInk presentation. Please see code.google.com/p/jessyink for more details. all