■スクリプト
<HTML>
<HEAD>
<TITLE>Sample</TITLE>
</HEAD>
<BODY bgColor="white">
<CENTER>
<H1>void</H1>
</CENTER>
<TABLE BORDER="1">
<SCRIPT Language="JavaScript">
<!--
alert("void(28)",void(28));
alert("void('OpenSpace')",void("OpenSpace"));
alert("void(0)",void(0));
// -->
</SCRIPT>
</TABLE>
</BODY></HTML>