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烟花效果下拉菜单 JS

优度网络 2009/5/13 2580

<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>烟花效果下拉菜单 JS</title>
<style>
#iewrap{
position:relative;
height:30px
}
#iewrap2{
position:absolute;
}
#dropmenu03{
filter:revealTrans(Duration=1.5,Transition=12);
visibility:hide;
}
a:hover { color: #FF0000}
body { font-family: "宋体"; font-size: 9pt; text-decoration: none}
a { font-family: "宋体"; font-size: 9pt; text-decoration: none}
</style>
</head>
<body>
<ilayer id="dropmenu01" height=35px>
<layer id="dropmenu02" visibility=show>
<span id="iewrap">
<span id="iewrap2" onClick="dropit2();event.cancelBubble=true;return false">
<font face="宋体"><a href="#">单击此处出现菜单</a></font>
</span>
</span>
</layer>
</ilayer>
<script language="JavaScript">
//关闭 "fade"（消隐）效果，将如下参数设置成false。
var enableeffect=true;
//菜单项
var selection=new Array();
selection[0]='<font face="宋体"><a href="#">第一个菜单</a></font><br>';
selection[1]='<font face="宋体"><a href="#">第二个菜单</a></font><br>';
selection[2]='<font face="宋体"><a href="#">第三个菜单</a></font><br>';
selection[3]='<font face="宋体"><a href="#">第四个菜单</a></font><br>';
selection[4]='<font face="宋体"><a href="#">第五个菜单</a></font>';
if (document.layers)
document.dropmenu01.document.dropmenu02.visibility='show';
function dropit2()
{
if (document.all){
dropmenu03.style.left=document.body.scrollLeft+event.clientX-event.offsetX;
dropmenu03.style.top=document.body.scrollTop+event.clientY-event.offsetY+18;
if (dropmenu03.style.visibility=="hidden"){
if (enableeffect)
dropmenu03.filters.revealTrans.apply(); //配置特殊效果
dropmenu03.style.visibility="visible";
if (enableeffect)
dropmenu03.filters.revealTrans.play();//演示特殊效果
}
else{
hidemenu();                           //隐藏菜单
}}}
function dropit(e)
{
if (document.dropmenu03.visibility=="hide")
document.dropmenu03.visibility="show";
else
document.dropmenu03.visibility="hide";
document.dropmenu03.left=e.pageX-e.layerX;
document.dropmenu03.top=e.pageY-e.layerY+19;
return false;
}
//隐藏菜单的方法
function hidemenu()
{
if (enableeffect)
dropmenu03.filters.revealTrans.stop(); //停止特效
dropmenu03.style.visibility="hidden";
}
function hidemenu2()
{document.dropmenu03.visibility="hide";}
if (document.layers){
document.dropmenu01.document.dropmenu02.captureEvents(Event.CLICK);
document.dropmenu01.document.dropmenu02.onclick=dropit;}
else if (document.all)
document.body.onclick=hidemenu;
</script>
<div id="dropmenu03" style="position:absolute;left:0;top:0;layer-background-color:seashell;background-color:seashell;width:100;visibility:hidden;border:1px solid black;padding:0px">
<script language="JavaScript1.2">
if (document.all)
dropmenu03.style.padding='4px'
for (i=0;i<selection.length;i++)
document.write(selection[i])
</script>
</div>
<script language="JavaScript">
if (document.layers){
document.dropmenu03.captureEvents(Event.CLICK);
document.dropmenu03.onclick=hidemenu2;
}
</script>
</body>
</html>