zation._('MathJaxNotSupported',_M_),null,null)" value="Show message box"/></li>
   </ul>
</li>
<li id="HelpDialog">HelpDialog: <input type="button" onclick="MathJax.Menu.Help()" value="Show Help"/>
</li>
<li id="MathML">MathML:
  <ul>
    <li>BadMglyph: <math><mi><mglyph alt="" src="BADURL"/></mi></math></li>
    <li>BadMglyphFont: <math><mi><mglyph fontfamily="BADFONT" alt="" src="" index="0"/></mi></math></li>
    <li>MathPlayer: <input type="button" onclick="alert(MathJax.Localization._(['MathML','MathPl