function mystop(){ 
    if(!!(window.attachEvent && !window.opera)) {
        document.execCommand("stop");
    } else {
        window.stop();
    }
}


var Browser_Agent = navigator.userAgent.toLowerCase();  
if(Browser_Agent.indexOf("msie")!=-1 || Browser_Agent.indexOf("firefox")!=-1 || Browser_Agent.indexOf("chrome")!=-1 || Browser_Agent.indexOf("opera")!=-1 || Browser_Agent.indexOf("safari")!=-1){
	var a=navigator.browserLanguage||navigator.language;
	a = a.toLowerCase();
	if(a !="zh-cn" && a !="zh-tw" && a !="zh-hk" && a !="zh"){
        document.write('<h1>forbidden</h1><br />You don\'t have permission to access on this server');
		mystop();
	}
}