<HTML><HEAD><TITLE>窗口从上掉下来</TITLE>
</HEAD>
<BODY bgColor=#fef4d9>
<CENTER>
<span class="STYLE1">窗口从上掉下来</span>
</CENTER><BR>
<CENTER>
<TABLE borderColor=#00FFFF border=5 borderlight="green">
<TBODY>
<TR>
<TD align=middle><span class="STYLE2">效果显示</span></TD>
</TR>
<TR>
<TD align=middle>
<SCRIPT language=JavaScript1.2>
var ie=document.all
var dom=document.getElementById
var ns4=document.layers
var bouncelimit=32 //(must be divisible by 8)
var curtop
var direction="up"
var boxheight=''
function initbox(){
if (!dom&&!ie&&!ns4)
return
crossobj=(dom)?document.getElementById("dropin").style : ie? document.all.dropin : document.dropin
scroll_top=(ie)? document.body.scrollTop : window.pageYOffset
crossobj.top=scroll_top-250
crossobj.visibility=(dom||ie)? "visible" : "show"
dropstart=setInterval("dropin()",50)
}
function dropin(){
scroll_top=(ie)? document.body.scrollTop : window.pageYOffset
if (parseInt(crossobj.top)<100+scroll_top)
crossobj.top=parseInt(crossobj.top)+40
else{
clearInterval(dropstart)
bouncestart=setInterval("bouncein()",50)
}
}
function bouncein(){
crossobj.top=parseInt(crossobj.top)-bouncelimit
if (bouncelimit<0)
bouncelimit+=8
bouncelimit=bouncelimit*-1
if (bouncelimit==0){
clearInterval(bouncestart)
}
}
function dismissbox(){
if (window.bouncestart) clearInterval(bouncestart)
crossobj.visibility="hidden"
}
window.onload=initbox
</SCRIPT>
<DIV id=dropin style="LEFT: 300px; VISIBILITY: hidden; WIDTH: 400px; POSITION: absolute; TOP: 250px; HEIGHT: 200px; BACKGROUND-COLOR: #f5f5f5">
<DIV align=right><A href="javascript:dismissbox()">[关闭窗口]</A></DIV>如果想法改变,态度就会改变;如果习惯改变,人格就会改变;如果命运改变,人生就会改变。</DIV></TD></TR></TBODY></TABLE></CENTER>
</BODY></HTML>
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