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+// 非谷歌浏览器或非IE11时,则提示下载谷歌浏览器进行访问
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+function BrowserType () {
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+ var userAgent = navigator.userAgent // 取得浏览器的userAgent字符串
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+ var isOpera = userAgent.indexOf('Opera') > -1 // 判断是否Opera浏览器
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+ // var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1 && !isOpera; //判断是否IE浏览器
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+ var isIE = window.ActiveXObject || 'ActiveXObject' in window
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+ // var isEdge = userAgent.indexOf("Windows NT 6.1; Trident/7.0;") > -1 && !isIE; //判断是否IE的Edge浏览器
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+ var isEdge = userAgent.indexOf('Edge') > -1 // 判断是否IE的Edge浏览器
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+ var isFF = userAgent.indexOf('Firefox') > -1 // 判断是否Firefox浏览器
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+ var isSafari = userAgent.indexOf('Safari') > -1 && userAgent.indexOf('Chrome') == -1 // 判断是否Safari浏览器
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+ var isChrome = userAgent.indexOf('Chrome') > -1 && userAgent.indexOf('Safari') > -1 && !isEdge // 判断Chrome浏览器
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+
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+ if (isIE) {
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+ var reIE = new RegExp('MSIE (\\d+\\.\\d+);')
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+ reIE.test(userAgent)
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+ var fIEVersion = parseFloat(RegExp['$1'])
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+ if (userAgent.indexOf('MSIE 6.0') != -1) {
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+ return 'IE6'
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+ } else if (fIEVersion == 7) {
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+ return 'IE7'
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+ } else if (fIEVersion == 8) {
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+ return 'IE8'
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+ } else if (fIEVersion == 9) {
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+ return 'IE9'
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+ } else if (fIEVersion == 10) {
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+ return 'IE10'
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+ } else if (userAgent.toLowerCase().match(/rv:([\d.]+)\) like gecko/)) {
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+ return 'IE11'
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+ } else { // IE版本过低
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+ return '0'
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+ }
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+ } // isIE end
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+
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+ if (isFF) { return 'FF' }
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+ if (isOpera) { return 'Opera' }
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+ if (isSafari) { return 'Safari' }
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+ if (isChrome) { return 'Chrome' }
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+ if (isEdge) { return 'Edge' }
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+} // myBrowser() end
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+
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+if (BrowserType() != 'Chrome' && BrowserType() != 'IE11') {
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+ var con = alert('当前浏览器版本过低,为保证更好体验请下载谷歌浏览器进行操作, 点击【确定】升级,如不升级您将不能正常浏览网页!' + '\n' + '下载地址:“https://www.google.cn/chrome”') // 在页面上弹出对话框
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+ if (con == true) {} else {
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+ window.location = 'https://www.google.cn/chrome'
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+ }
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+}
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+// 升级ie https://support.microsoft.com/zh-cn/help/17621/internet-explorer-downloads
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