<!DOCTYPE html><html lang=""><head><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width,initial-scale=0.1"><link rel="icon" href="/favicon.ico"><title>中国甘肃国际经济技术合作有限公司</title><script>function browserVersion() {
            var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串
            var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1; //判断是否IE<11浏览器
            var isIE11 = userAgent.indexOf('Trident') > -1 && userAgent.indexOf("rv:11.0") > -1;
            var isEdge = userAgent.indexOf("Edge") > -1 && !isIE; //Edge浏览器
            var isFirefox = userAgent.indexOf("Firefox") > -1; //Firefox浏览器
            var isOpera = userAgent.indexOf("Opera") > -1 || userAgent.indexOf("OPR") > -1; //Opera浏览器
            var isChrome = userAgent.indexOf("Chrome") > -1 && userAgent.indexOf("Safari") > -1 && userAgent.indexOf("Edge") == -1 && userAgent.indexOf("OPR") == -1; //Chrome浏览器
            var isSafari = userAgent.indexOf("Safari") > -1 && userAgent.indexOf("Chrome") == -1 && userAgent.indexOf("Edge") == -1 && userAgent.indexOf("OPR") == -1; //Safari浏览器
            if (isIE) {
                var reIE = new RegExp("MSIE (\\d+\\.\\d+);");
                reIE.test(userAgent);
                var fIEVersion = parseFloat(RegExp["$1"]);
                if (fIEVersion == 7) {
                    return 'IE:7';
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                    return 'IE:8';
                } else if (fIEVersion == 9) {
                    return 'IE:9';
                } else if (fIEVersion == 10) {
                    return 'IE:10';
                } else {
                    return 'IE:6'; //IE版本<7
                }
            } else if (isIE11) {
                return 'IE:11';
            } else if (isEdge) {
                return 'Edge:' + userAgent.split('Edge/')[1].split('.')[0];
            } else if (isFirefox) {
                return 'Firefox:' + userAgent.split('Firefox/')[1].split('.')[0];
            } else if (isOpera) {
                return 'Opera:' + userAgent.split('OPR/')[1].split('.')[0];
            } else if (isChrome) {
                return 'Chrome:' + userAgent.split('Chrome/')[1].split('.')[0];
            } else if (isSafari) {
                return 'Safari:'; + userAgent.split('Safari/')[1].split('.')[0];
            } else {
                return -1; //不是ie浏览器
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        }

        (function() {
            var limitObj = {
                'IE': 10,
                'Edge': 12,
                'Firefox': 52,
                'Opera': 42,
                'Chrome': 56,
                'Safari': 11
            }
            var browserVersionStr = browserVersion().split(':');
            var name = browserVersionStr[0];
            var version = browserVersionStr[1];
            console.log(66, browserVersionStr, name, version)
            if (!limitObj[name] || limitObj[name] && version < limitObj[name]) {
                var str = "你当前浏览器版本过低，无法打开此网站 :(";
                var str3 = "建议您升级浏览器版本后再使用";
                var str2 = "<a href='https://www.microsoft.com/zh-cn/download/details.aspx?id=40901' target='_blank' style='color:#fff; display: block; width: 140px; height: 36px; line-height: 36px; margin: 30px auto 30px;text-decoration: none; background-color: #396CA5;border-radius: 18px;'>点击升级</a>";
                document.writeln("<pre style='background-image: url(./2ca8bdc42b0f5e0cc676a7bf809b30e.png);background-repeat: no-repeat;background-size: 50%;background-position: right top;text-align:center;color:#333; height:100%;border:0;position:fixed;top:0;left:0;width:100%;z-index:1234'>" +
                    '<div style="position: fixed;left: 20%;top: 50%;margin-top: -350px;">' +
                    "<h2 style='padding-top:200px;margin:0'><strong>" + str + "<br/></strong></h2><h2>" + str3 + "</h2><h2>" +
                    str2 + "</h2><h2 style='margin:0; font-size: 16px; color: #666;'><strong>*如果你使用的是双核浏览器,建议您切换到极速(高速)模式<br/></strong></h2></div></pre>");
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