var action; function StartGlide() { document.all.Banner.style.pixelLeft = document.body.offsetWidth; document.all.Banner.style.visibility = "visible"; action = window.setInterval("Glide()",50); } function Glide() { document.all.Banner.style.pixelLeft -= 10; if (document.all.Banner.style.pixelLeft<=0) { document.all.Banner.style.pixelLeft=0; window.clearInterval(action); } }