<iframe id="main" name="main" width="0%" height="0%"> </iframe>
<form target="main" id="form1" action="ajax.do">
<input name="operate" value="oop" type="hidden">
<input id="abc" name="abc" type="text">
<input type="submit" value="提交" >
</form>
參考 ：http://hi.baidu.com/kill_me/item/3cd51f368ea3acf2e6bb7a30