var isNav4 = (navigator.appName == "Netscape" && 
parseInt(navigator.appVersion) == 4)

if(parent.location.href == window.location.href)
{
	if (isNav4)
	{
		if (window.innerWidth != 0)
		{
			parent.location.href = "index_eng.htm"
		}
	} else {
			parent.location.href = "index_eng.htm"
	}
}