one select list updates all select lists

Hey Guys:)
When a user changes the select list called "reason_code_master" I need the uodatecodes() function to update all the other select list with the id of "reason_codes" with the same . How can I do this.


<select size='1' onchange="updatecodes()" name='reason_code_master'>
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>

<select size='1' name='reason_codes' id='reason_codes'>
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>
<select size='1' name='reason_codes' id='reason_codes'>
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>
<select size='1' name='reason_codes' id='reason_codes'>
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>
<select size='1' name='reason_codes' id='reason_codes'>
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>

ID values MUST be unique.

Also, has been asked/answered on a different forum: :eek::rolleyes:
See: http://www.webdeveloper.com/forum/showthread.php?t=240209&highlight=select

You may not have multiple elements with the same id.

Is this what you desire?


<select size='1' onchange="updatecodes()" name='reason_code_master' id ='reason_code_master' >
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>

<select size='1' name='reason_codes1' id='reason_codes1'>
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>
<select size='1' name='reason_codes2' id='reason_codes2'>
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>
<select size='1' name='reason_codes3' id='reason_codes3'>
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>
<select size='1' name='reason_codes4' id='reason_codes4'>
<option value='' > - SET REASON - </option>
<option value='BROKEN' >BROKEN</option>
<option value='ENTERED' >ENTERED</option>
<option value='SHORT' >SHORT</option>
</select>

<script type = "text/javascript">
function updatecodes() {
var si = document.getElementById("reason_code_master").selectedIndex;
for (var i=1; i<=4; i++) {
var rc = "reason_codes" + i;
document.getElementById(rc).selectedIndex = si;
}
}
</script>




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