js判断是否安装了客户端（针对IE，IE6除外）以及表单提交方式打开新页面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><%String path = request.getContextPath();String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html> <head> <base href="<%=basePath%>"> <title>My JSP 'ieCheck.jsp' starting page</title><meta http-equiv="pragma" content="no-cache"><meta http-equiv="cache-control" content="no-cache"><meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"><meta http-equiv="description" content="This is my page"><script type="text/javascript" src="upload/js/jquery.min.js"></script><script type="text/javascript"> function checkInit(){ var flag = false; window.location='baidu://xxxxxx';//自定义协议内容 window.onbeforeunload = function(){ if(flag){ alert('您没有安装'); window.onbeforeunload = null; closeme(); } flag = true; } setTimeout(function(){ if(flag){ closeme(); } },1) } function closeme(){ //消除页面关闭绑定函数 window.onbeforeunload = null; //检测完后关闭页面 window.opener = null; window.open('', '_self'); window.close(); } checkInit();</script> </head> <body> </body></html>
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表单提交方式打开新页面：
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function openBySubmit(action,param,downloadURL){var f = $("#myForm");if(f.length>0){f.remove();}var myform = "<form id='myForm' action='"+action+"' method='get' target='_blank'>";if(downloadURL){myform+="<input type='hidden' name='downloadURL' value='"+downloadURL+"'>";}if(param){myform+="<input type='hidden' name='p' value='"+param+"'>";}myform+="</form>";$("body").append(myform); f = $("#myForm");f.submit();}?