var hour = new Date().getHours();
if(hour < 6){document.write("
在线客服")}
else if (hour < 8){document.write('在线客服')}
else if (hour < 12){document.write('在线客服')}
else if (hour < 14){document.write('在线客服')}
else if (hour < 19){document.write('在线客服')}
else {document.write("在线客服")}