كود تأثير جميل عند دخول المنتدى

<style>
<!--
.intro{
position:absolute;
left:0;
top:0;
layer-background-color:blue;
background-color:blue;
border:0.1px solid blue
}
-->
</style>

<div id="i1" class="intro"></div><div id="i2" class="intro"></div><div id="i3"
class="intro"></div><div id="i4" class="intro"></div><div id="i5" class="intro"></div><div
id="i6" class="intro"></div><div id="i7" class="intro"></div><div id="i8" 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<=8;i++){
temp[i]=eval("document.i"+i+".clip")
temp2[i]=eval("document.i"+i)
temp[i].width=window.innerWidth
temp[i].height=window.innerHeight/8
temp2[i].top=(i-1)*temp[i].height
}
}
else if (document.all){
var clipright=document.body.clientWidth,clipleft=0
for (i=1;i<=8;i++){
temp[i]=eval("document.all.i"+i+".style")
temp[i].width=document.body.clientWidth
temp[i].height=document.body.offsetHeight/8
temp[i].top=(i-1)*parseInt(temp[i].height)
}
}
function openit(){
window.scrollTo(0,0)
if (document.layers){
for (i=1;i<=8;i=i+2)
temp[i].right-=speed
for (i=2;i<=8;i=i+2)
temp[i].left+=speed
if (temp[2].left>window.innerWidth)
clearInterval(stopit)
}
else if (document.all){
clipright-=speed
for (i=1;i<=8;i=i+2){
temp[i].clip="rect(0 "+clipright+" auto 0)"
}
clipleft+=speed
for (i=2;i<=8;i=i+2){
temp[i].clip="rect(0 auto auto "+clipleft+")"
}
if (clipright<=0)
clearInterval(stopit)
}
}
function gogo(){
stopit=setInterval("openit()",100)
}
gogo()
</script>