lists,
		 which are used to store objects in the leaves.</td></tr><tr><td class="idxrow" colspan="2"><a href="org/flixel/system/FlxWindow.html#_header" onclick="javascript:loadClassListFrame('org/flixel/system/class-list.html');">_header</a> &mdash; Property, class org.flixel.system.<a href="org/flixel/system/FlxWindow.html" onclick="javascript:loadClassListFrame('org/flixel/system/class-list.html');">FlxWindow</a></td></tr><tr><td width="20"></td><td>
		 Window display element.</td></tr><tr><td class="idxr