var IE_detect = 0;
	var IE7_detect = 0;
	var IE8_detect = 0;
	var IE9_detect = 0;
if (navigator.userAgent.indexOf("MSIE") > -1) {
	IE_detect = 1;
	var ver_detect = navigator.userAgent;
	var pos_1 = ver_detect.indexOf("MSIE") + 5;
	var pos_2 = ver_detect.indexOf(".", pos_1);
	var ver = ver_detect.substring(pos_1, pos_2);
	if (ver == 6) window.location.href = "http://www.aviationunion.ru/sorry.html";
	if (ver == 7) IE7_detect = 1;
	if (ver == 8) IE8_detect = 1;
	if (ver == 9) IE9_detect = 1;
}