<input type=radio name=rr onclick="JavaScript:s(1)">1
<input type=radio name=rr onclick="JavaScript:s(2)">2
<input type=radio name=rr onclick="JavaScript:s(3)">3
<input type=radio name=rr onclick="JavaScript:s(4)">4
<br>
<select id=aaa>
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
<script>
function s(v){
aaa.options[v-1].selected=true;
}
</script>
<input type=radio name=rr onclick="JavaScript:s(2)">2
<input type=radio name=rr onclick="JavaScript:s(3)">3
<input type=radio name=rr onclick="JavaScript:s(4)">4
<br>
<select id=aaa>
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
</select>
<script>
function s(v){
aaa.options[v-1].selected=true;
}
</script>
<input type=radio name=aa onclick="a1.selectedIndex=1">
<input type=radio name=aa onclick="a1.selectedIndex=2">
<select id=a1>
<option>1</option>
<option>2</option>
<option>3</option>
</select>
<input type=radio name=ra>
<br>
<input type=radio name=aa>
<input type=radio name=aa>
<input type=radio name=aa>
<select id=aas>
<option>1</option>
<option>2</option>
<option>3</option>
</select>
<br>
<input type=radio name=ab>
<input type=radio name=ab>
<input type=radio name=ab>
<select id=abs>
<option>1</option>
<option>2</option>
<option>3</option>
</select><script>
function document.onclick(){
var e=window.event.srcElement
if(e.type!="radio"||e.name.charAt(0)!='a')return;
try{document.all(e.name+"s").selectedIndex=e.sourceIndex-document.all(e.name)[0].sourceIndex}catch(e){}
}
</script>
<input type=radio name=aa onclick="RdoClick(2)">2
<select id=Sel>
<option>1</option>
<option>2</option>
</select>
<script language='JScript'>
function RdoClick(v)
{
Sel.options[v-1].selected=true;
}
</script>