e' states. </li></ul></div></div></div></div></div></div><div class="summary"><h2 id="Summary">Summary</h2><div class="docNav"><ul><li><div id="twistyTypeInfo_show" class="twistyTrigger twikiUnvisited twikiMakeVisible twistyInited twistyRememberSetting"><a href="#"><span class="icon">&times;</span>Hide type info</a></div><script type="text/javascript">twiki.JQueryTwistyPlugin.initId("toggleTypeInfo_on");</script><div id="twistyTypeInfo_hide" class="twistyTrigger twikiUnvisited twikiMakeVisible twistyInited 