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<DIV><FONT face=Arial size=2>here is an example:</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT>&nbsp;</DIV>
<DIV><FONT face=Arial size=2></FONT>&nbsp;</DIV>
<DIV><FONT face=Arial size=2>&lt;html&gt;<BR>&lt;head&gt;<BR>&lt;script 
type="text/javascript"&gt;<BR>&nbsp;function testing 
()<BR>&nbsp;{<BR>&nbsp;&nbsp;myCombo.selectedIndex = 
4;<BR>&nbsp;}<BR>&lt;/script&gt;<BR>&lt;/head&gt;<BR>&lt;body&gt;<BR>&nbsp;&lt;center&gt;<BR>&nbsp;&nbsp;&lt;button 
onclick="testing ();"&gt;just testing&lt;/button&gt;<BR>&nbsp;&nbsp;&lt;select 
id="myCombo"&gt;<BR>&nbsp;&nbsp;&nbsp;&lt;option&gt;zero&lt;/option&gt;<BR>&nbsp;&nbsp;&nbsp;&lt;option 
selected&gt;one&lt;/option&gt;<BR>&nbsp;&nbsp;&nbsp;&lt;option&gt;two&lt;/option&gt;<BR>&nbsp;&nbsp;&nbsp;&lt;option&gt;three&lt;/option&gt;<BR>&nbsp;&nbsp;&nbsp;&lt;option&gt;four&lt;/option&gt;<BR>&nbsp;&nbsp;&nbsp;&lt;option&gt;five&lt;/option&gt;<BR>&nbsp;&nbsp;&lt;/select&gt;<BR>&nbsp;&lt;/center&gt;<BR>&lt;/body&gt;<BR>&lt;/html&gt;<BR></FONT></DIV>
<DIV><FONT face=Arial size=2>If you want more about HTML "select" object, 
look&nbsp;on the&nbsp;documentation (this is for IE):</DIV></FONT>
<DIV><FONT face=Arial size=2><A 
href="http://msdn.microsoft.com/workshop/author/dhtml/reference/objects/select.asp">http://msdn.microsoft.com/workshop/author/dhtml/reference/objects/select.asp</A></FONT></DIV>
<BLOCKQUOTE dir=ltr 
style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
  <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
  <DIV 
  style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> 
  <A title=piaohw@neusoft.com href="mailto:piaohw@neusoft.com">piaohw</A> </DIV>
  <DIV style="FONT: 10pt arial"><B>To:</B> <A title=javascript@LaTech.edu 
  href="mailto:javascript@LaTech.edu">javascript@LaTech.edu</A> </DIV>
  <DIV style="FONT: 10pt arial"><B>Sent:</B> Monday, October 14, 2002 2:48 
  AM</DIV>
  <DIV style="FONT: 10pt arial"><B>Subject:</B> [Javascript] how can change 
  select's options dynamic</DIV>
  <DIV><BR></DIV>
  <DIV><FONT size=2>hi:</FONT></DIV>
  <DIV><FONT size=2></FONT>&nbsp;</DIV>
  <DIV><FONT size=2>&nbsp;&nbsp; I want change select's options dynamic without 
  refresh page,but I don't know how to.If&nbsp;the function like this can 
  realize,if&nbsp;you know ,please tell me .Thanks!</FONT></DIV>
  <DIV><FONT size=2></FONT>&nbsp;</DIV>
  <DIV><FONT size=2></FONT>&nbsp;</DIV>
  <DIV><FONT size=2></FONT>&nbsp;</DIV>
  <DIV><FONT size=2>&nbsp; Steven Piao</FONT></DIV></BLOCKQUOTE></BODY></HTML>