/*判断浏览器版本是否过低*/

        function IETester(userAgent) {

            var UA = userAgent || navigator.userAgent;

            if (/msie/i.test(UA)) {

                return UA.match(/msie (\d+\.\d+)/i)[1];

            } else if (~UA.toLowerCase().indexOf('trident') && ~UA.indexOf('rv')) {

                return UA.match(/rv:(\d+\.\d+)/)[1];

            }

            return false;

        }

        //console.log(IETester());//不传参数返回当前IE版本，如果不是IE内核浏览器，返回false

        if (IETester() == 9.0) {

            //$(".hearder .right").css({"position": "absolute", "z-index": "-1"});

        } else if (IETester() == 8.0 || IETester() == 7.0 || IETester() == 6.0 || IETester() == 5.0) {

            window.location.href = 'iepoint/index.html';

        }