function checkOwn( url )
{
	var isNav4 = (navigator.appName == "Netscape" &&
		parseInt(navigator.appVersion) == 4);
	if( parent == window ) {
		if( !isNav4 || (isNav4 && window.innerWidth !=0 ) ) {
			if( location.replace ) {
				location.replace( url );
			}
		}
	}
}