window.open简单使用
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML> <HEAD> <TITLE>window.open测试</TITLE> <script>var popo1=window.open("about:我是第一个POPO！");var popo2=window.open("about:我是第二个POPO！");var popo3=window.open("about:我是第三个POPO！");//当3个子窗口全部生成后，使主窗口获的焦点self.focus();function callPOPO(winName){if(!winName||winName.closed) {//当生成的子窗口被关闭后，再调用callPOP函数时的提示信息alert("窗口"+ winName +"可能已经被关闭了");}else{//使点击按钮对应的子窗口获的焦点winName.focus();}}</script> </HEAD> <BODY> <button onclick="callPOPO(popo1)">聚焦POPO1</button> <button onclick="callPOPO(popo2)">聚焦POPO2</button> <button onclick="callPOPO(popo3)">聚焦POPO3</button> </BODY></HTML>