百页窗的效果
  说明 进入页面时，页面产生百页窗似的的效果
  代码
<style>
<!--
.helpor_net{position:absolute;
left:0;
top:0;
layer-background-color:#3399ff;
background-color:#3399ff;
border:0.1px solid green
}
-->
</style>

<div id="i1" class="helpor_net"></div><div id="i2" class="helpor_net"></div><div id="i3"
class="helpor_net"></div><div id="i4" class="helpor_net"></div><div id="i5" class="helpor_net"></div><div
id="i6" class="helpor_net"></div><div id="i7" class="helpor_net"></div><div id="i8" class="helpor_net"></div>

<SCRIPT language=javascript>
<!--
var speed=30
var temp=new Array()
var temp2=new Array()
if (document.layers){
for (i=1;i<=8;i++){
temp[i]=eval("document.i"+i+".clip")
temp2[i]=eval("document.i"+i)
temp[i].width=window.innerWidth/8-0.3
temp[i].height=window.innerHeight
temp2[i].left=(i-1)*temp[i].width
}
}
else if (document.all){
var clipbottom=document.body.offsetHeight,cliptop=0
for (i=1;i<=8;i++){
temp[i]=eval("document.all.i"+i+".style")
temp[i].width=document.body.clientWidth/8
temp[i].height=document.body.offsetHeight
temp[i].left=(i-1)*parseInt(temp[i].width)
}
}
function openit(){
window.scrollTo(0,0)
if (document.layers){
for (i=1;i<=8;i=i+2)
temp[i].bottom-=speed
for (i=2;i<=8;i=i+2)
temp[i].top+=speed
if (temp[2].top>window.innerHeight)
clearInterval(stopit)
}
else if (document.all){
clipbottom-=speed
for (i=1;i<=8;i=i+2){
temp[i].clip="rect(0 auto+"+clipbottom+" 0)"
}
cliptop+=speed
for (i=2;i<=8;i=i+2){
temp[i].clip="rect("+cliptop+" auto auto)"
}
if (clipbottom<=0)
clearInterval(stopit)
}
}
function www_helpor_net(){
stopit=setInterval("openit()",100)
}
www_helpor_net()

-->

</SCRIPT>