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<!-- http://www.downcodes.com --> <!-- bbs http://bbs.downcodes.com --> <!--把如下代码加入到<body>区域中--> <body> <div id="i1" class="intro"> </div> <div id="i2" class="intro"> </div> <script language="JavaScript1.2"> var speed=20 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 openit(){ 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 gogo(){ stopit=setInterval("openit()",100) } gogo() </script> <style> <!-- .intro { position:absolute; left:0; top:0; layer-background-color:Aqua; background-color:Aqua; border:0.1px solid Aqua } --> </style>
