340) //高度 { return; } document.getElementById("ads").style.display = ""; document.getElementById("ads").style.height = h+"px"; setTimeout("addCount()",30); } window.onload = function showAds() { addCount(); setTimeout("noneAds()",15000); //停留时间自己适当调整 } var T = 150; var N = 150; //高度 function noneAds() { if(T>0) { T--; N = N-5; } else { return; } if(N<0) { document.getElementById("ads").style.display = "none"; return; } document.getElementById("ads").style.height = N+"px"; setTimeout("noneAds()",30); } -->