蛙

#FFCCFF   <<< 視窗開啟時背景顏色，可更改

var speed=10 <<< 10是開啟時速度，越大越快，可更改


如不能顯示語法效果可貼去本站語法測試板試看



<style>
<!--
.intro{
position:absolute;
left:0;
top:0;
}
-->
</style>
<div id="i1" class="intro" style="background-color: #FFCCFF"></div>
<script language="JavaScript">
<!--
var speed=10
if (document.layers){
var reference=window.innerWidth/window.innerHeight
var temp=eval("document.i1.clip")
temp.left=temp.top=0
temp.right=window.innerWidth
temp.bottom=window.innerHeight
}
else if (document.all){
var reference=document.body.clientWidth/document.body.clientHeight
var rightclip,leftclip,topclip,bottomclip
var temp=document.all.i1.style
topclip=leftclip=0
rightclip=temp.width=document.body.clientWidth
bottomclip=temp.height=document.body.clientHeight
}
function doit(){
window.scrollTo(0,0)
if (document.layers){
if (temp.left>window.innerWidth/2)
clearInterval(stopit)
temp.left+=reference*speed
temp.top+=speed
temp.right-=reference*speed
temp.bottom-=speed
}
else if (document.all){
if (leftclip>document.body.clientWidth/2)
clearInterval(stopit)
temp.clip="rect( "+topclip+" "+rightclip+" "+bottomclip+" "+leftclip+")"
leftclip+=reference*speed
topclip+=speed
rightclip-=reference*speed
bottomclip-=speed
}
}
stopit=setInterval("doit()",100)
-->
</script>

蛙

<style> <!-- .intro{ position:absolute; left:0; top:0; } --> </style> <div id="i1" class="intro" style="background-color: #FFCCFF"></div> <script language="JavaScript"> <!-- var speed=10 if (document.layers){ var reference=window.innerWidth/window.innerHeight var temp=eval("document.i1.clip") temp.left=temp.top=0 temp.right=window.innerWidth temp.bottom=window.innerHeight } else if (document.all){ var reference=document.body.clientWidth/document.body.clientHeight var rightclip,leftclip,topclip,bottomclip var temp=document.all.i1.style topclip=leftclip=0 rightclip=temp.width=document.body.clientWidth bottomclip=temp.height=document.body.clientHeight } function doit(){ window.scrollTo(0,0) if (document.layers){ if (temp.left>window.innerWidth/2) clearInterval(stopit) temp.left+=reference*speed temp.top+=speed temp.right-=reference*speed temp.bottom-=speed } else if (document.all){ if (leftclip>document.body.clientWidth/2) clearInterval(stopit) temp.clip="rect( "+topclip+" "+rightclip+" "+bottomclip+" "+leftclip+")" leftclip+=reference*speed topclip+=speed rightclip-=reference*speed bottomclip-=speed } } stopit=setInterval("doit()",100) --> </script>