www.gusucode.com > 运动用品商城网站系统源代码程序 > feyok/inc/ser.js
function hideser(){ obj=document.getElementById("floatser"); obj.style.display='none'; } lastScrollYser = 0; function heartBeatser() { diffY = document.body.scrollTop; percent =1*(diffY-lastScrollYser); if(percent>0) percent = Math.ceil(percent); else percent = Math.floor(percent); document.all.floatser.style.pixelTop+= percent; lastScrollYser = lastScrollYser+percent; } window.setInterval("heartBeatser()",1);