实现消息来时让网页标题闪动

<script>
var g_blinkswitch = 0;
var g_blinktitle = document.title;
function blinkNewMsg()
{

document.title = g_blinkswitch % 2==0 ? "【　　　】 - " + g_blinktitle : "【新消息】 - " + g_blinktitle;
g_blinkswitch++;

}

setInterval(blinkNewMsg, 1000);
</script>