파일명 : reload_test.html -----------------------------
<span id='order_body'>
</span>
<iframe name="test_iframe" id="test_iframe" src="./test.html" frameborder=0 framespacing=0 leftmargin=0 topmargin=0 marginwidth=0 marginheight=0 style="padding:0px;width:100%;height:0"></iframe>
<input type=button value='TEST BTN' onclick='btn_action();'>
<script>
function btn_action()
{
document.getElementById('test_iframe').contentWindow.innerPage()
}
</script>
파일명 : test.html -----------------------------------
<script>
function innerPage()
{
parent.document.all['order_body'].innerHTML = "TEST";
}
</script>
