FormatText('InsertImage')的问题

Question

<img src="http://www.google.com/google.gif" name="img1" width="100" height="100" onclick="st()">
</body>
</html>
<SCRIPT LANGUAGE="JavaScript">
<!--
function st()
{
document.all("img1").width = 50
         document.all("img1").height = 50
}
//-->
</SCRIPT>

Answer 1

<img src="http://www.google.com/google.gif" name="img1" id="img1" width="100" height="100" onclick="st()">
</body>
</html>
<SCRIPT LANGUAGE="JavaScript">
<!--
function st()
{
document.getElementById("img1").width = 50
document.getElementById("img1").height = 50
}
//-->
</SCRIPT>