■スクリプト
<HTML>
<HEAD>
<TITLE>Sample</TITLE>
</HEAD>
<BODY bgColor="white">
<CENTER>
<H1>絶対値を求めます</H1>
</CENTER>
<TABLE BORDER="1">
<SCRIPT Language="JavaScript">
<!--
document.write("<TR><TD>Math.abs(123.456)</TD><TD>",Math.abs(123.456),"</TD></TR>");
document.write("<TR><TD>Math.abs(-1969.215)</TD><TD>",Math.abs(-1969.215),"</TD></TR>");
document.write("<TR><TD>Math.abs(0)</TD><TD>",Math.abs(0),"</TD></TR>");
// -->
</SCRIPT>
</TABLE>
</BODY></HTML>