ar = new Array();

// -----------------------------------------------------------------------------
// 重複するkeyのcodeを結合
function merge(key, code){
 if(ar[key] == null){
  ar[key] = code;
 }else{
  ar[key] += "," + code;
 }
}

// -----------------------------------------------------------------------------
// 取得


merge("トルコリラ","トルコリラ");

merge("ユーロ","ユーロ");

merge("円","円");

merge("豪ドル","豪ドル");

merge("南アフリカランド","南アフリカランド");

merge("米ドル","米ドル");



// -----------------------------------------------------------------------------
// 表示
document.write('<select name="KEY2" id="currencyForm" tabindex="200">');
document.write('<option value="">指定なし</option>');
var KEY2 = '';
for (i in ar){
    if (ar[i] === KEY2) {
        document.write('<option value="' + ar[i] + '" selected>' + i + '</option>');
    } else {
        document.write('<option value="' + ar[i] + '">' + i + '</option>');
    }
}
document.write('</select>');