function get_ie_ver() { var str, version = ""; var agent = navigator.userAgent.toLowerCase(); if(navigator.appName == "Microsoft Internet Explorer") str = "msie "; // IE old version(IE 10 or Lower) else if(agent.search("trident") > -1) str = "trident/.*rv:"; // 11 else if(agent.search("edge/") > -1) str = "edge/"; // edge else return -1; // ie가 아니면 var reg = new RegExp(str + "([0-9]{1,})(\\.{0,}..