父窗体代码
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript">
function OpenChildWindow()
{
var obj = new Object();
obj.name = document.getElementById('txtInput').value;
var result = window.showModalDialog('2.html',obj);
document.getElementById('txtInput').value = result.name;
}
</script>
</head>
<body>
<input type="text" />
</body>
</html>
子窗体代码
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript">
//接收父窗体传来的值
function Load()
{
var obj = window.dialogArguments;
document.getElementById('txtInput').value=obj.name ;
}
//向父窗体返回值
function SetValue()
{
var obj = new Object();
obj.name = document.getElementById('txtInput').value;
window.returnValue = obj;
window.close();
}
</script>
</head>
<body onload="Load()">
<input type="text" />
</body>
</html>