郁闷,本地调试的时候正常,放到网站上面就固定不动了,是什么原因??? Code: function initEcAd() { document.all.AdLayer1.style.posTop = -200; document.all.AdLayer1.style.visibility = 'visible' document.all.AdLayer2.style.posTop = -200; document.all.AdLayer2.style.visibility = 'visible' MoveLeftLayer('AdLayer1'); MoveRightLayer('AdLayer2'); } function MoveLeftLayer(layerName) { var x = 5; var y = 100;// 左侧广告距离页首高度 var diff = (document.body.scrollTop + y - document.all.AdLayer1.style.posTop)*.40; var y = document.body.scrollTop + y - diff; eval("document.all." + layerName + ".style.posTop = parseInt(y)"); eval("document.all." + layerName + ".style.posLeft = x"); setTimeout("MoveLeftLayer('AdLayer1');", 20); } function MoveRightLayer(layerName) { var x = 5; var y = 100;// 右侧广告距离页首高度 var diff = (document.body.scrollTop + y - document.all.AdLayer2.style.posTop)*.40; var y = document.body.scrollTop + y - diff; eval("document.all." + layerName + ".style.posTop = y"); eval("document.all." + layerName + ".style.posRight = x"); setTimeout("MoveRightLayer('AdLayer2');", 20); } document.write("<div id=AdLayer1 style='position: absolute;visibility:hidden;z-index:1'><iframe src=\"http:\/\/127.0.0.1\/gg\/left.html\" width=\"120\" height=\"270\" MARGINWIDTH=\"0\" MARGINHEIGHT=\"0\" HSPACE=\"0\" VSPACE=\"0\" FRAMEBORDER=\"0\" SCROLLING=\"no\"><\/iframe></div>" +"<div id=AdLayer2 style='position: absolute;visibility:hidden;z-index:1'><iframe src=\"http:\/\/127.0.0.1\/gg\/right.html\" width=\"120\" height=\"270\" MARGINWIDTH=\"0\" MARGINHEIGHT=\"0\" HSPACE=\"0\" VSPACE=\"0\" FRAMEBORDER=\"0\" SCROLLING=\"no\"><\/iframe></div>"); initEcAd() // JavaScript Document