<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
<script>
window.onload=function()
{
document.getElementById("sel").onchange=function(){setSel();};
}
function setSel()
{
var obj=document.getElementById("sel");
if(obj.value=="2")
{
document.getElementById("sel2").value = "2";
}
}
</script>
</HEAD>
<BODY>
<div>
<select id="sel">
<option value="1">1
<option value="2">2
<option value="3">3
<option value="4">4
</select>
<select id="sel2">
<option value="1">1
<option value="2">2
<option value="3">3
<option value="4">4
</select>
</div>
</BODY>
</HTML>