function getInternetExplorerVersion(){var rv=-1;if(navigator.appName=="Microsoft Internet Explorer"){var ua=navigator.userAgent;var re=new RegExp("MSIE ([0-9]{1,}[.0-9]{0,})");if(re.exec(ua)!=null){rv=parseFloat(RegExp.$1);}}return rv;}function checkVersionValidHTML5(){var msg="You're not using Windows Internet Explorer.";var ver=getInternetExplorerVersion();if(ver>-1){if(ver>8){return true;}else{return false;}}else{return true;}}