1、主页面
<html> <body> <script type="text/javascript"> var _callback; function exec(callback) { _callback = callback; document.getElementById("txtResult").value = (new Date()).toLocaleString(); } function subpage() { if (_callback) { try { _callback("我要给子页面赋值123"); } catch (e) { } } } </script> <input type="button" value="打开窗口" onclick="window.open(‘children.htm‘)" /> <input type="button" value="回传" onclick="subpage()" /> <input type="text" id="txtResult" /> </body> </html>
2、子页面
<html> <body> <script type="text/javascript"> function toppage() { opener.exec(exec1); } function exec1(msg) { document.getElementById("txtResult").value = msg; } </script> <input type="button" value="主页面方法" onclick="toppage()" /> <input type="text" id="txtResult" /> </body> </html>
原文：http://www.cnblogs.com/honghong75042/p/4554568.html