判断浏览器方法

//判断浏览器方法
	function get_userbrowser(){
	var this_userAgent=navigator.userAgent;
	var keywords=new Array("Android", "iPhone", "iPod", "iPad", "Windows Phone", "MQQBrowser","Firefox","Safari","Opera");
	var keywords_leng=keywords.length;
	for(i=0;i<keywords_leng;i++){
	if(this_userAgent.indexOf(keywords[i])!=-1){
	return keywords[i];
	break;
	}
	}
	}
	var i_browser=get_userbrowser();
	/*if(i_browser=="Android"||i_browser=="iPhone"||i_browser=="iPod"||i_browser=="iPad" || i_browser=="Windows Phone"){
	// 判断是否是 移动设备访问 然后跳转到 http://m.huasongauto.com.cn/mobile/
	window.location.href = 'http://m.huasongauto.com.cn/mobile/';
	}*/