doc_html_tooltip-04.xhtml

Enable keyboard shortcuts

<?xml version='1.0'?>

<?xml-stylesheet href="chrome://global/skin/global.css"?>

<?xml-stylesheet href="chrome://devtools/skin/tooltips.css"?>

<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"

 title="Tooltip test">

  <vbox flex="1">

    <hbox style="height: 10px">spacer</hbox>

    <hbox id="box1" style="height: 50px">test1</hbox>

    <hbox id="box2" style="height: 50px">test2</hbox>

    <hbox flex="1">MIDDLE</hbox>

    <hbox id="box3" style="height: 50px">test3</hbox>

    <hbox id="box4" style="height: 50px">test4</hbox>

    <hbox style="height: 10px">spacer</hbox>

  </vbox>

</window>