The following function builds an HTML Dropdown from an open ADO recordset.

<script language="JScript" type="text/jscript" runat="server">
function buildDropdown(objRS, strValueField, strDisplayField, strSelected)
{
    var strReturn = "";
    try {
        strSelected = ", " + strSelected + ","; 
        if (typeof(objRS) == "object") {
            while (objRS.eof==false) {
                var strValue = objRS.fields(strValueField).value;
                var strDisplay = objRS.fields(strDisplayField).value;
                if (strSelected.indexOf(", " + strValue + ",") == -1 && strSelected.indexOf(", " + strDisplay + ",") == -1 ) {
                    var strSelect = "";
                }
                else {
                    var strSelect = " selected";
                }
                strReturn += "<option value=\"" + strValue + "\""+ strSelect +">" + strDisplay + "</option>\r\n";
                objRS.movenext();
            }
        }
        return strReturn;    
    }
    catch(objError) {
        return "<option>ERROR: " + objError.description + "</option>\r\n";
    }
}
</script>