跳转重新打开新的浏览器

function turn(url){
			 var params =
			        'width=' + (window.screen.availWidth) +
			        ',height=' + (window.screen.availHeight) +
			        ',top=0,left=0,fullscreen=yes' +
			        ',toolbar=no,menubar=no,scrollbars=yes'
			        + ',resizable=yes,location=yes, status=yes';
			    try {
			        window.open(url, "会员登录", params).focus();
			    } catch (e) {
			        window.open(url, "会员登录", params)
			    }
		}