function open_bn(bn,level){
	if(confirm('您是否已经下载了连环画浏览器?')){
		window.location='qjn://url/'+bn+'-看连环画';
	}else{
		alert('请您下载连环画浏览器!');
		var bn_url='http://www.cartoonwin.com/info/qjreaderdown.html';
		window.open(bn_url,'_blank','');
	}
}