function msieversion() {
	var version;
	ua = window.navigator.userAgent;
	msie = ua.indexOf("MSIE ");
	
	if (msie > 0) {
		version = parseInt(ua.substring(msie+5, ua.indexOf(".", msie)));
	} else {
		version = 0;
	}
	
	if (version > 6) {
		document.write("<LINK href='../Styles/style_ie7.css' type='text/css' rel='stylesheet' />");
	} else if (version == 0) {
		document.write("<LINK href='../Styles/style_ie7.css' type='text/css' rel='stylesheet' />");
	} else {
		document.write("<LINK href='../Styles/style_ie6.css' type='text/css' rel='stylesheet' />");	
	}
}	
msieversion();