if(navigator.language){

	if(navigator.language.substr(3,2) == "cn"){

	location.href = 'lan_en/birzman.php' ;

	}

	else if(navigator.language.substr(3,2) == "tw"){

	location.href = 'lan_en/birzman.php' ;

	}	

	else{

	location.href = 'lan_en/birzman.php' ;

	}

}

else if(navigator.browserLanguage){	

	if(navigator.browserLanguage.substr(3,2) == "cn")	{

	location.href = 'lan_en/birzman.php' ;

	}

	else if(navigator.browserLanguage.substr(3,2) == "tw")	{

	location.href = 'lan_en/birzman.php' ;

	}

	else{

	location.href = 'lan_en/birzman.php' ;

	}

}

else{

	location.href = 'lan_en/birzman.php' ;

}