browserName = navigator.appName.substring(0,8);
browserVer = parseFloat(navigator.appVersion);
var is_chrome = navigator.userAgent.toLowerCase().indexOf('chrome') > -1;
function getInternetExplorerVersion() {
    var rv = -1; // Return value assumes failure.
	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 checkVersion() {
	var msg = "You're not using Windows Internet Explorer.";
	var ver = getInternetExplorerVersion();
	if (ver > -1) {
		if (ver >= 8.0)
			browserName = "IE8"
	}
}
checkVersion();
if (is_chrome){
	document.write("<link href='css/chrome.css' rel='stylesheet' type='text/css'>");
}else{
	if (browserName == 'Microsof'){
		document.write("<link href='css/structure.css' rel='stylesheet' type='text/css'>");
	}else if (browserName == 'IE8'){
		document.write("<link href='css/structureIE8.css' rel='stylesheet' type='text/css'>");
	}else{
		document.write("<link href='css/styleMoz.css' rel='stylesheet' type='text/css'>");
	}
}