显示可移动的层

来源：互联网发布：皮肤水分测试仪知乎编辑：程序博客网时间：2024/04/30 12:35

<STYLE type=text/css>
#floater {
LEFT: 400px; POSITION: absolute; TOP: 120px; VISIBILITY: visible; WIDTH: 160px; Z-INDEX: 10
}
</STYLE>
<DIV align=center id=floater style="HEIGHT: 98px; WIDTH: 240px;">
<TABLE bgColor=#deefef border=1 borderColor=#008000 borderColorDark=#00ff00
borderColorLight=#ff00ff cellPadding=2 cellSpacing=1 width="240">
<TBODY>
<TR>
<TD width="100%">
<P align=center>欢迎大家光临“网络编程站”<BR>JavaScript专栏！</P></TD></TR>
<TR>
<TD width="100%"> 欢迎光临网络编程站，有什么意见和建议请尽管提出来，你的意见就是对我们的促进，我们会尽量为你们服务的.请多多支持我们的工作，成长中的每一步都会有你的足迹！！！<BR>
你若有什么好的建议和意见，可以给我<A
href="mailto:webmaster@javascript2000.com"><FONT color=#ff0000
size=2>来信</FONT></A>，你若有好的例子，站长更希望能向你请教和学习。</TD></TR></TBODY></TABLE></DIV>
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NS = (document.layers) ? 1 : 0;
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if(percent > 0) percent = Math.ceil(percent);
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lastScrollY = lastScrollY + percent;
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if(diffX != lastScrollX) {
percent = .1 * (diffX - lastScrollX);
if(percent > 0) percent = Math.ceil(percent);
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whichIt = event.srcElement;
while (whichIt.id.indexOf("floater") == -1) {
whichIt = whichIt.parentElement;
if (whichIt == null) { return true; }
}
whichIt.style.pixelLeft = whichIt.offsetLeft;
whichIt.style.pixelTop = whichIt.offsetTop;
currentX = (event.clientX + document.body.scrollLeft);
currentY = (event.clientY + document.body.scrollTop);
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window.captureEvents(Event.MOUSEMOVE);
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function moveIt(e) {
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newX = (event.clientX + document.body.scrollLeft);
newY = (event.clientY + document.body.scrollTop);
distanceX = (newX - currentX); distanceY = (newY - currentY);
currentX = newX; currentY = newY;
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whichIt.style.pixelTop += distanceY;
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if(whichIt.style.pixelTop > document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5) whichIt.style.pixelTop = document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5;
event.returnValue = false;
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return false;}
return false;
}
function dropIt() {
whichIt = null;
if(NS) window.releaseEvents (Event.MOUSEMOVE);
return true;
}

if(NS) {
window.captureEvents(Event.MOUSEUP|Event.MOUSEDOWN);
window.onmousedown = grabIt;
window.onmousemove = moveIt;
window.onmouseup = dropIt;
}
if(IE) {
document.onmousedown = grabIt;
document.onmousemove = moveIt;
document.onmouseup = dropIt;
}
if(NS || IE) action = window.setInterval("heartBeat()",1);
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