怎么让一个iframe在提交数据后隐藏!
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>无标题文档</title>
<script>
/*显示或隐藏div*/
function divShow(show,obj){
if(show){
document.all(''+obj+'').style.display = '';
}else{
document.all(''+obj+'').style.display='none';
}
}
</script>
</head>
<body>
<div align="center">
<input type="button" value="添加新的" onClick="divShow('1','genusH')">
</div>
<div name="genusH" id="genusH" style="display:none" align="center">
<iframe src='index.htm" width="100%" height="100%">
</>
</div>
//index.htm
<form methd="post"action="index.php">
<input type="text" name="tag">
<input type="submit" value="提交">
</form>