셀렉트 박스를 이용한 선택된 내용 출력!

<form name="dynamicselector">
<table border="0" cellspacing="0" cellpadding="0" height="178">
<tr>
<td width="35%" valign="top" align="left">
<select name="dynamicselector2" size="4" onChange="generateimage(this.options[this.selectedIndex].value)">

            <option value="박재원" selected>박재원</option>
            <option value="박재원1">박재원1</option>
            <option value="박재원2">박재원2</option>
            <option value="박재원3">박재원3</option>
            <option value="박재원4">박재원4</option>
</select>
</td>
<td width="65%" valign="top" align="left"><ilayer id="dynamic1" width=100% height=178>
<layer id="dynamic2" width=100% height=178><div id="dynamic3"></div></layer></ilayer></td>
</tr>
</table>
</form>

<script>
var tempobj=document.dynamicselector.dynamicselector2

function generateimage(which){
    if (document.all){
        dynamic3.innerHTML=which
    }
        else if (document.layers){
            document.dynamic1.document.dynamic2.document.write(which)
            document.dynamic1.document.dynamic2.document.close()
        }
        else
            alert('본 스크립트를 지원하지 않는 브라우져 입니다.')
    }

function generatedefault(){
    generateimage(tempobj.options[tempobj.options.selectedIndex].value)
}
    if (document.all||document.layers){
    if (tempobj.options.selectedIndex!=-1)
    window.onload=generatedefault
}
</script>