上下打开的窗口

加入如下代码到head区域
<style> .intro{ position:absolute; left:0; top:0; layer-background-color:#CCCCCC; background-color:#CCCCCC; border:0.1px #CCCCCC } </style>

加入如下代码到body区域
<div id="i1" class="intro"></div><div id="i2" class="intro"></div> <script language="JavaScript1.2"> <!-- Begin var speed=20 //開啟速度(越大數值、速度越快) var temp=new Array() var temp2=new Array() if (document.layers){ for (i=1;i<=2;i++){ temp[i]=eval("document.i"+i+".clip") temp2[i]=eval("document.i"+i) temp[i].width=window.innerWidth temp[i].height=window.innerHeight/2 temp2[i].top=(i-1)*temp[i].height } } else if (document.all){ var clipbottom=document.body.offsetHeight/2,cliptop=0 for (i=1;i<=2;i++){ temp[i]=eval("document.all.i"+i+".style") temp[i].width=document.body.clientWidth temp[i].height=document.body.offsetHeight/2 temp[i].top=(i-1)*parseInt(temp[i].height) } } function openframe(){ window.scrollTo(0,0) if (document.layers){ temp[1].bottom-=speed temp[2].top+=speed if (temp[1].bottom<=0) clearInterval(stopit) } else if (document.all){ clipbottom-=speed temp[1].clip="rect(0 auto+"+clipbottom+" 0)" cliptop+=speed temp[2].clip="rect("+cliptop+" auto auto)" if (clipbottom<=0) clearInterval(stopit) } } function start(){ stopit=setInterval("openframe()",100) } start() // End --> </script>