showModalDialog 子页面 操作父页面值

showModalDialog 子页面 操作父页面值

 

 

a.htm

 

<input type="text" id="taskId" name="taskId" value="rrrrr">

<input type=button value="open 3" onclick="window.showModalDialog('3.htm',window);">
<script>
//alert("我是2")
</script>

 

 

 

3.htm

 

<input type="button" value="refresh 2 and close me" 

onclick="myclick();
">

<!--
	window.dialogArguments.location='2.htm';
	window.parent.close()
-->
<script type="text/javascript">
	function myclick(){
		//var te=window.dialogArguments.document.getElementByid("taskId").value;
		var te=window.dialogArguments.document.getElementsBysName("taskId")[0].value;
		alert(te);
	
	}
</script>