if(/MSIE (\d+\.\d+);/.test(navigator.userAgent)) { //test for MSIE x.x;
	var ieversion=new Number(RegExp.$1) // capture x.x portion and store as a number
	if (ieversion>=8) {
	} else if (ieversion>=7) {
		document.write("<div align='center'>You're using IE7.x, <br />please upgrade to IE8 or above for good view. <a href='http://www.microsoft.com/windows/internet-explorer/default.aspx'>Get IE8</a></div>");
	} else if (ieversion>=6) {
		document.write("<div align='center'>You're using IE6.x, <br />please upgrade to IE8  or above for good view. <a href='http://www.microsoft.com/windows/internet-explorer/default.aspx'>Get IE8</a></div>");
	} else if (ieversion>=5) {
		document.write("<div align='center'>You're using IE5.x, <br />please upgrade to IE8 or above for good view. <a href='http://www.microsoft.com/windows/internet-explorer/default.aspx'>Get IE8</a></div>");
	}
}