Webmaster Forum / ColdFusion / Getting Started / September 2004

Only with javascript, the attached is a working example

Ken

<script language="JavaScript">
<!--
    function checkSelection(form){
        if(form.selectOne[form.selectOne.selectedIndex].value == 0){
            alert('Must make a selection from select 1 first.');
            return false;
        }
    }
//-->
</script>
<form action="" method="post" name="form1" id="form1">
<table>
    <tr>
        <td>
            <select name="selectOne">
                <option value="0">Please Select</option>
                <option value="1">select 1 option 1</option>
            </select>
        </td>
        <td>
            <select name="selectTwo" onchange="return checkSelection(this.form);">
                <option value="0">Please Select</option>
                <option value="1">select 2 option 1</option>
            </select>
        </td>
    </tr>
</table>
</form>